/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 14:55:50,209 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-03-15 14:55:50,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 14:55:50,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 14:55:50,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 14:55:50,328 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-15 14:55:50,353 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 14:55:50,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 14:55:50,354 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-15 14:55:50,354 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-15 14:55:50,355 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 14:55:50,355 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 14:55:50,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 14:55:50,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 14:55:50,355 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 14:55:50,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 14:55:50,356 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 14:55:50,356 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 14:55:50,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 14:55:50,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 14:55:50,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 14:55:50,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 14:55:50,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 14:55:50,356 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 14:55:50,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 14:55:50,357 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 14:55:50,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 14:55:50,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 14:55:50,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 14:55:50,357 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 14:55:50,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 14:55:50,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 14:55:50,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 14:55:50,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-15 14:55:50,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 14:55:50,358 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 14:55:50,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 14:55:50,358 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-15 14:55:50,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 14:55:50,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 14:55:50,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 14:55:50,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 14:55:50,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 14:55:50,544 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 14:55:50,546 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 14:55:50,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2022-03-15 14:55:50,583 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5437fd6ad/a5375858bd4647da8f0357abe82113be/FLAG5da423530 [2022-03-15 14:55:51,101 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 14:55:51,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2022-03-15 14:55:51,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5437fd6ad/a5375858bd4647da8f0357abe82113be/FLAG5da423530 [2022-03-15 14:55:51,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5437fd6ad/a5375858bd4647da8f0357abe82113be [2022-03-15 14:55:51,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 14:55:51,400 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 14:55:51,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 14:55:51,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 14:55:51,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 14:55:51,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 02:55:51" (1/1) ... [2022-03-15 14:55:51,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@476e84c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:51, skipping insertion in model container [2022-03-15 14:55:51,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 02:55:51" (1/1) ... [2022-03-15 14:55:51,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 14:55:51,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 14:55:51,573 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-15 14:55:51,901 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i[75002,75015] [2022-03-15 14:55:51,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 14:55:51,946 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 14:55:51,956 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-15 14:55:51,980 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i[75002,75015] [2022-03-15 14:55:52,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 14:55:52,073 INFO L208 MainTranslator]: Completed translation [2022-03-15 14:55:52,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52 WrapperNode [2022-03-15 14:55:52,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 14:55:52,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 14:55:52,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 14:55:52,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 14:55:52,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52" (1/1) ... [2022-03-15 14:55:52,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52" (1/1) ... [2022-03-15 14:55:52,144 INFO L137 Inliner]: procedures = 468, calls = 48, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 173 [2022-03-15 14:55:52,145 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 14:55:52,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 14:55:52,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 14:55:52,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 14:55:52,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52" (1/1) ... [2022-03-15 14:55:52,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52" (1/1) ... [2022-03-15 14:55:52,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52" (1/1) ... [2022-03-15 14:55:52,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52" (1/1) ... [2022-03-15 14:55:52,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52" (1/1) ... [2022-03-15 14:55:52,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52" (1/1) ... [2022-03-15 14:55:52,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52" (1/1) ... [2022-03-15 14:55:52,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 14:55:52,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 14:55:52,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 14:55:52,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 14:55:52,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52" (1/1) ... [2022-03-15 14:55:52,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 14:55:52,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 14:55:52,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 14:55:52,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 14:55:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-15 14:55:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 14:55:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-15 14:55:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 14:55:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 14:55:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-15 14:55:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 14:55:52,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 14:55:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-03-15 14:55:52,284 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-03-15 14:55:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 14:55:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 14:55:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 14:55:52,285 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 14:55:52,446 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 14:55:52,447 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 14:55:52,717 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 14:55:52,748 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 14:55:52,748 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-15 14:55:52,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 02:55:52 BoogieIcfgContainer [2022-03-15 14:55:52,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 14:55:52,751 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 14:55:52,751 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 14:55:52,754 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 14:55:52,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 02:55:51" (1/3) ... [2022-03-15 14:55:52,754 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eb9f3c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 02:55:52, skipping insertion in model container [2022-03-15 14:55:52,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:55:52" (2/3) ... [2022-03-15 14:55:52,754 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eb9f3c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 02:55:52, skipping insertion in model container [2022-03-15 14:55:52,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 02:55:52" (3/3) ... [2022-03-15 14:55:52,756 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_2-container_of.i [2022-03-15 14:55:52,759 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 14:55:52,759 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-15 14:55:52,759 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2022-03-15 14:55:52,759 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 14:55:52,802 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,802 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,802 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,802 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,803 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,803 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,803 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,803 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,803 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,803 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,803 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,803 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,803 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,806 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,807 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,807 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,807 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,807 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,807 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,807 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,807 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,808 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,808 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,808 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,808 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,808 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,808 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,808 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,809 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,809 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,809 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,809 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,809 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,809 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,809 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,809 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,810 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,810 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,810 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,810 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,810 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,810 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,810 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,811 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,811 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,811 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,811 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,811 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,811 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,812 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,812 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,812 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,812 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,812 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,812 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,812 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,813 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,813 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,813 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,813 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,813 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,813 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,813 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,813 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,813 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,814 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,814 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,814 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,814 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,814 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,814 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,814 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,814 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,814 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,814 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,816 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,816 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,816 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,816 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,816 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,816 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,816 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,816 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,816 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,817 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,817 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,817 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,817 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,817 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,817 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,818 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,818 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,818 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,818 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,818 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,818 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,818 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,819 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,819 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,819 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,819 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,819 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,819 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,819 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,819 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,820 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,820 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,820 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,820 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,820 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,820 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,820 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,820 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,821 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,821 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,821 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,821 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,821 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,821 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,821 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,821 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,822 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,822 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,822 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,822 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,822 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,822 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,825 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,825 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,825 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,825 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,825 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,825 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,825 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,826 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,826 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,826 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,826 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,826 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,826 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,826 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,827 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,827 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,827 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,827 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,827 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,827 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,828 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,828 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,828 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,828 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,828 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,828 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,828 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,828 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:55:52,830 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-15 14:55:52,860 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 14:55:52,865 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 14:55:52,865 INFO L340 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2022-03-15 14:55:52,879 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 233 places, 233 transitions, 482 flow [2022-03-15 14:55:53,276 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 16277 states, 16152 states have (on average 2.859212481426449) internal successors, (46182), 16276 states have internal predecessors, (46182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:53,311 INFO L276 IsEmpty]: Start isEmpty. Operand has 16277 states, 16152 states have (on average 2.859212481426449) internal successors, (46182), 16276 states have internal predecessors, (46182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:53,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-03-15 14:55:53,317 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:53,318 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:53,318 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:55:53,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:53,324 INFO L85 PathProgramCache]: Analyzing trace with hash 683495268, now seen corresponding path program 1 times [2022-03-15 14:55:53,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:53,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985111455] [2022-03-15 14:55:53,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:53,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:53,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:53,675 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:53,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985111455] [2022-03-15 14:55:53,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985111455] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:53,676 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:53,676 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:53,677 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761972743] [2022-03-15 14:55:53,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:53,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:55:53,680 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:53,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:55:53,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:53,725 INFO L87 Difference]: Start difference. First operand has 16277 states, 16152 states have (on average 2.859212481426449) internal successors, (46182), 16276 states have internal predecessors, (46182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:54,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:54,011 INFO L93 Difference]: Finished difference Result 9905 states and 27335 transitions. [2022-03-15 14:55:54,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:54,013 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2022-03-15 14:55:54,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:54,119 INFO L225 Difference]: With dead ends: 9905 [2022-03-15 14:55:54,120 INFO L226 Difference]: Without dead ends: 7965 [2022-03-15 14:55:54,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:54,124 INFO L933 BasicCegarLoop]: 201 mSDtfsCounter, 3 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:54,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 477 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 14:55:54,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7965 states. [2022-03-15 14:55:54,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7965 to 7965. [2022-03-15 14:55:54,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7965 states, 7951 states have (on average 2.7512262608476923) internal successors, (21875), 7964 states have internal predecessors, (21875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:54,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7965 states to 7965 states and 21875 transitions. [2022-03-15 14:55:54,396 INFO L78 Accepts]: Start accepts. Automaton has 7965 states and 21875 transitions. Word has length 43 [2022-03-15 14:55:54,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:55:54,396 INFO L470 AbstractCegarLoop]: Abstraction has 7965 states and 21875 transitions. [2022-03-15 14:55:54,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:54,396 INFO L276 IsEmpty]: Start isEmpty. Operand 7965 states and 21875 transitions. [2022-03-15 14:55:54,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-03-15 14:55:54,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:54,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:54,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 14:55:54,398 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:55:54,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:54,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1481587897, now seen corresponding path program 1 times [2022-03-15 14:55:54,401 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:54,401 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261239980] [2022-03-15 14:55:54,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:54,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:54,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:54,637 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:54,637 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261239980] [2022-03-15 14:55:54,637 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261239980] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:54,637 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:54,638 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:54,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690747036] [2022-03-15 14:55:54,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:54,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:55:54,641 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:54,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:55:54,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:54,641 INFO L87 Difference]: Start difference. First operand 7965 states and 21875 transitions. Second operand has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:54,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:54,786 INFO L93 Difference]: Finished difference Result 7964 states and 21874 transitions. [2022-03-15 14:55:54,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:54,787 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-03-15 14:55:54,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:54,817 INFO L225 Difference]: With dead ends: 7964 [2022-03-15 14:55:54,817 INFO L226 Difference]: Without dead ends: 7964 [2022-03-15 14:55:54,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:54,818 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 3 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:54,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 424 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 14:55:54,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7964 states. [2022-03-15 14:55:54,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7964 to 7964. [2022-03-15 14:55:54,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7964 states, 7951 states have (on average 2.751100490504339) internal successors, (21874), 7963 states have internal predecessors, (21874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:54,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7964 states to 7964 states and 21874 transitions. [2022-03-15 14:55:54,988 INFO L78 Accepts]: Start accepts. Automaton has 7964 states and 21874 transitions. Word has length 51 [2022-03-15 14:55:54,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:55:54,989 INFO L470 AbstractCegarLoop]: Abstraction has 7964 states and 21874 transitions. [2022-03-15 14:55:54,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:54,989 INFO L276 IsEmpty]: Start isEmpty. Operand 7964 states and 21874 transitions. [2022-03-15 14:55:54,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-03-15 14:55:54,990 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:54,991 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:54,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 14:55:54,991 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:55:54,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:54,991 INFO L85 PathProgramCache]: Analyzing trace with hash -2035216466, now seen corresponding path program 1 times [2022-03-15 14:55:54,991 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:54,991 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071790170] [2022-03-15 14:55:54,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:54,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:55,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:55,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:55,196 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:55,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071790170] [2022-03-15 14:55:55,197 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071790170] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:55,197 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:55,197 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:55,197 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124019143] [2022-03-15 14:55:55,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:55,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:55:55,197 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:55,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:55:55,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:55,198 INFO L87 Difference]: Start difference. First operand 7964 states and 21874 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:55,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:55,586 INFO L93 Difference]: Finished difference Result 8352 states and 22930 transitions. [2022-03-15 14:55:55,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:55,587 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2022-03-15 14:55:55,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:55,608 INFO L225 Difference]: With dead ends: 8352 [2022-03-15 14:55:55,608 INFO L226 Difference]: Without dead ends: 8352 [2022-03-15 14:55:55,608 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:55,609 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 57 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 673 SdHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:55,609 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [57 Valid, 673 Invalid, 349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 14:55:55,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8352 states. [2022-03-15 14:55:55,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8352 to 8267. [2022-03-15 14:55:55,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8267 states, 8255 states have (on average 2.7494851605087827) internal successors, (22697), 8266 states have internal predecessors, (22697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:55,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8267 states to 8267 states and 22697 transitions. [2022-03-15 14:55:55,839 INFO L78 Accepts]: Start accepts. Automaton has 8267 states and 22697 transitions. Word has length 72 [2022-03-15 14:55:55,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:55:55,839 INFO L470 AbstractCegarLoop]: Abstraction has 8267 states and 22697 transitions. [2022-03-15 14:55:55,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:55,839 INFO L276 IsEmpty]: Start isEmpty. Operand 8267 states and 22697 transitions. [2022-03-15 14:55:55,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-03-15 14:55:55,841 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:55,841 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:55,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 14:55:55,841 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:55:55,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:55,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1340023378, now seen corresponding path program 1 times [2022-03-15 14:55:55,842 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:55,842 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54984573] [2022-03-15 14:55:55,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:55,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:55,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:55,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:55,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:55,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54984573] [2022-03-15 14:55:55,905 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54984573] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:55,905 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:55,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:55,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117752936] [2022-03-15 14:55:55,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:55,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 14:55:55,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:55,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 14:55:55,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-15 14:55:55,906 INFO L87 Difference]: Start difference. First operand 8267 states and 22697 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:55,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:55,989 INFO L93 Difference]: Finished difference Result 8295 states and 22724 transitions. [2022-03-15 14:55:55,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:55,989 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2022-03-15 14:55:55,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:56,007 INFO L225 Difference]: With dead ends: 8295 [2022-03-15 14:55:56,008 INFO L226 Difference]: Without dead ends: 8295 [2022-03-15 14:55:56,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-03-15 14:55:56,009 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 86 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 723 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:56,009 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 723 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 14:55:56,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8295 states. [2022-03-15 14:55:56,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8295 to 8255. [2022-03-15 14:55:56,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8255 states, 8244 states have (on average 2.751698204754973) internal successors, (22685), 8254 states have internal predecessors, (22685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:56,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8255 states to 8255 states and 22685 transitions. [2022-03-15 14:55:56,181 INFO L78 Accepts]: Start accepts. Automaton has 8255 states and 22685 transitions. Word has length 74 [2022-03-15 14:55:56,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:55:56,181 INFO L470 AbstractCegarLoop]: Abstraction has 8255 states and 22685 transitions. [2022-03-15 14:55:56,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:56,182 INFO L276 IsEmpty]: Start isEmpty. Operand 8255 states and 22685 transitions. [2022-03-15 14:55:56,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-03-15 14:55:56,186 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:56,187 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:56,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 14:55:56,187 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:55:56,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:56,188 INFO L85 PathProgramCache]: Analyzing trace with hash 732312171, now seen corresponding path program 1 times [2022-03-15 14:55:56,188 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:56,188 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176520688] [2022-03-15 14:55:56,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:56,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:56,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:56,362 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:56,362 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176520688] [2022-03-15 14:55:56,362 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176520688] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:56,362 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:56,362 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:56,363 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52789586] [2022-03-15 14:55:56,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:56,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:55:56,364 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:56,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:55:56,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:56,365 INFO L87 Difference]: Start difference. First operand 8255 states and 22685 transitions. Second operand has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:56,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:56,648 INFO L93 Difference]: Finished difference Result 8643 states and 23741 transitions. [2022-03-15 14:55:56,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:56,648 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2022-03-15 14:55:56,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:56,669 INFO L225 Difference]: With dead ends: 8643 [2022-03-15 14:55:56,669 INFO L226 Difference]: Without dead ends: 8643 [2022-03-15 14:55:56,669 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:56,671 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 58 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:56,673 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 528 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 14:55:56,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8643 states. [2022-03-15 14:55:56,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8643 to 8558. [2022-03-15 14:55:56,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8558 states, 8548 states have (on average 2.7501169864295743) internal successors, (23508), 8557 states have internal predecessors, (23508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:56,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 23508 transitions. [2022-03-15 14:55:56,869 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 23508 transitions. Word has length 80 [2022-03-15 14:55:56,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:55:56,870 INFO L470 AbstractCegarLoop]: Abstraction has 8558 states and 23508 transitions. [2022-03-15 14:55:56,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:56,870 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 23508 transitions. [2022-03-15 14:55:56,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-03-15 14:55:56,874 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:56,874 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:56,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 14:55:56,874 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:55:56,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:56,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1678995988, now seen corresponding path program 1 times [2022-03-15 14:55:56,877 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:56,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348263953] [2022-03-15 14:55:56,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:56,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:56,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:56,969 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:56,969 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348263953] [2022-03-15 14:55:56,969 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348263953] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:56,969 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:56,969 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:56,969 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396368124] [2022-03-15 14:55:56,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:56,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:55:56,970 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:56,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:55:56,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:56,970 INFO L87 Difference]: Start difference. First operand 8558 states and 23508 transitions. Second operand has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:57,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:57,275 INFO L93 Difference]: Finished difference Result 9107 states and 24751 transitions. [2022-03-15 14:55:57,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:57,276 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2022-03-15 14:55:57,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:57,297 INFO L225 Difference]: With dead ends: 9107 [2022-03-15 14:55:57,297 INFO L226 Difference]: Without dead ends: 9107 [2022-03-15 14:55:57,297 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:57,297 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 134 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:57,298 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 574 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 14:55:57,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9107 states. [2022-03-15 14:55:57,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9107 to 8862. [2022-03-15 14:55:57,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8862 states, 8852 states have (on average 2.7487573429733394) internal successors, (24332), 8861 states have internal predecessors, (24332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:57,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8862 states to 8862 states and 24332 transitions. [2022-03-15 14:55:57,514 INFO L78 Accepts]: Start accepts. Automaton has 8862 states and 24332 transitions. Word has length 86 [2022-03-15 14:55:57,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:55:57,515 INFO L470 AbstractCegarLoop]: Abstraction has 8862 states and 24332 transitions. [2022-03-15 14:55:57,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:57,515 INFO L276 IsEmpty]: Start isEmpty. Operand 8862 states and 24332 transitions. [2022-03-15 14:55:57,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-15 14:55:57,519 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:57,519 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:57,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 14:55:57,519 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:55:57,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:57,520 INFO L85 PathProgramCache]: Analyzing trace with hash 2086448423, now seen corresponding path program 1 times [2022-03-15 14:55:57,520 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:57,520 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149959517] [2022-03-15 14:55:57,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:57,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:57,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:57,601 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:57,601 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149959517] [2022-03-15 14:55:57,601 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149959517] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:57,601 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:57,601 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:57,601 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354335889] [2022-03-15 14:55:57,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:57,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:55:57,601 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:57,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:55:57,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:57,602 INFO L87 Difference]: Start difference. First operand 8862 states and 24332 transitions. Second operand has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:57,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:57,886 INFO L93 Difference]: Finished difference Result 10359 states and 28336 transitions. [2022-03-15 14:55:57,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:57,886 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2022-03-15 14:55:57,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:57,906 INFO L225 Difference]: With dead ends: 10359 [2022-03-15 14:55:57,907 INFO L226 Difference]: Without dead ends: 10359 [2022-03-15 14:55:57,907 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:55:57,908 INFO L933 BasicCegarLoop]: 223 mSDtfsCounter, 120 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:57,908 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 489 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 14:55:57,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10359 states. [2022-03-15 14:55:58,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10359 to 9164. [2022-03-15 14:55:58,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9164 states, 9156 states have (on average 2.747269550021844) internal successors, (25154), 9163 states have internal predecessors, (25154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:58,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9164 states to 9164 states and 25154 transitions. [2022-03-15 14:55:58,067 INFO L78 Accepts]: Start accepts. Automaton has 9164 states and 25154 transitions. Word has length 87 [2022-03-15 14:55:58,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:55:58,067 INFO L470 AbstractCegarLoop]: Abstraction has 9164 states and 25154 transitions. [2022-03-15 14:55:58,068 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 9164 states and 25154 transitions. [2022-03-15 14:55:58,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-03-15 14:55:58,072 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:58,072 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:58,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 14:55:58,072 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:55:58,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:58,073 INFO L85 PathProgramCache]: Analyzing trace with hash 732069708, now seen corresponding path program 1 times [2022-03-15 14:55:58,073 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:58,073 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780124068] [2022-03-15 14:55:58,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:58,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:58,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:58,131 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:58,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780124068] [2022-03-15 14:55:58,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780124068] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:58,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:58,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:55:58,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429565393] [2022-03-15 14:55:58,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:58,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 14:55:58,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:58,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 14:55:58,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-15 14:55:58,133 INFO L87 Difference]: Start difference. First operand 9164 states and 25154 transitions. Second operand has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:58,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:58,235 INFO L93 Difference]: Finished difference Result 3329 states and 8738 transitions. [2022-03-15 14:55:58,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:55:58,235 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2022-03-15 14:55:58,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:58,240 INFO L225 Difference]: With dead ends: 3329 [2022-03-15 14:55:58,241 INFO L226 Difference]: Without dead ends: 3329 [2022-03-15 14:55:58,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-03-15 14:55:58,241 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 276 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 776 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:58,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [276 Valid, 776 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 14:55:58,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3329 states. [2022-03-15 14:55:58,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3329 to 3291. [2022-03-15 14:55:58,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3291 states, 3287 states have (on average 2.647094615150593) internal successors, (8701), 3290 states have internal predecessors, (8701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:58,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 3291 states and 8701 transitions. [2022-03-15 14:55:58,282 INFO L78 Accepts]: Start accepts. Automaton has 3291 states and 8701 transitions. Word has length 90 [2022-03-15 14:55:58,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:55:58,282 INFO L470 AbstractCegarLoop]: Abstraction has 3291 states and 8701 transitions. [2022-03-15 14:55:58,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:58,282 INFO L276 IsEmpty]: Start isEmpty. Operand 3291 states and 8701 transitions. [2022-03-15 14:55:58,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:55:58,286 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:55:58,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:55:58,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-15 14:55:58,286 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:55:58,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:55:58,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1304914252, now seen corresponding path program 1 times [2022-03-15 14:55:58,286 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:55:58,286 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115392152] [2022-03-15 14:55:58,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:55:58,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:55:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:55:58,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:55:58,739 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:55:58,739 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115392152] [2022-03-15 14:55:58,739 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115392152] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:55:58,739 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:55:58,739 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:55:58,739 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143715045] [2022-03-15 14:55:58,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:55:58,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:55:58,740 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:55:58,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:55:58,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:55:58,740 INFO L87 Difference]: Start difference. First operand 3291 states and 8701 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:55:59,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:55:59,973 INFO L93 Difference]: Finished difference Result 3760 states and 9603 transitions. [2022-03-15 14:55:59,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:55:59,973 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:55:59,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:55:59,979 INFO L225 Difference]: With dead ends: 3760 [2022-03-15 14:55:59,979 INFO L226 Difference]: Without dead ends: 3760 [2022-03-15 14:55:59,980 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:55:59,980 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1247 mSDsluCounter, 1450 mSDsCounter, 0 mSdLazyCounter, 1253 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 1730 SdHoareTripleChecker+Invalid, 1307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 1253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:55:59,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1247 Valid, 1730 Invalid, 1307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1253 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:55:59,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3760 states. [2022-03-15 14:56:00,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3760 to 3346. [2022-03-15 14:56:00,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3346 states, 3342 states have (on average 2.651406343506882) internal successors, (8861), 3345 states have internal predecessors, (8861), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:00,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 3346 states and 8861 transitions. [2022-03-15 14:56:00,036 INFO L78 Accepts]: Start accepts. Automaton has 3346 states and 8861 transitions. Word has length 92 [2022-03-15 14:56:00,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:00,036 INFO L470 AbstractCegarLoop]: Abstraction has 3346 states and 8861 transitions. [2022-03-15 14:56:00,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:00,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3346 states and 8861 transitions. [2022-03-15 14:56:00,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:00,040 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:00,041 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:00,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-15 14:56:00,041 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:00,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:00,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1309201552, now seen corresponding path program 2 times [2022-03-15 14:56:00,041 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:00,041 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542051222] [2022-03-15 14:56:00,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:00,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:00,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:00,451 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:00,451 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542051222] [2022-03-15 14:56:00,451 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542051222] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:00,451 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:00,451 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:00,451 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79897] [2022-03-15 14:56:00,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:00,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:00,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:00,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:00,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:00,452 INFO L87 Difference]: Start difference. First operand 3346 states and 8861 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:01,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:01,513 INFO L93 Difference]: Finished difference Result 3892 states and 9965 transitions. [2022-03-15 14:56:01,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:01,514 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:01,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:01,520 INFO L225 Difference]: With dead ends: 3892 [2022-03-15 14:56:01,520 INFO L226 Difference]: Without dead ends: 3892 [2022-03-15 14:56:01,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:01,521 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1484 mSDsluCounter, 941 mSDsCounter, 0 mSdLazyCounter, 835 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 1234 SdHoareTripleChecker+Invalid, 1016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:01,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 1234 Invalid, 1016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 835 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:56:01,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3892 states. [2022-03-15 14:56:01,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3892 to 3357. [2022-03-15 14:56:01,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3357 states, 3353 states have (on average 2.652251714882195) internal successors, (8893), 3356 states have internal predecessors, (8893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 3357 states and 8893 transitions. [2022-03-15 14:56:01,568 INFO L78 Accepts]: Start accepts. Automaton has 3357 states and 8893 transitions. Word has length 92 [2022-03-15 14:56:01,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:01,568 INFO L470 AbstractCegarLoop]: Abstraction has 3357 states and 8893 transitions. [2022-03-15 14:56:01,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:01,569 INFO L276 IsEmpty]: Start isEmpty. Operand 3357 states and 8893 transitions. [2022-03-15 14:56:01,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:01,572 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:01,573 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:01,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-15 14:56:01,573 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:01,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:01,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1309065772, now seen corresponding path program 3 times [2022-03-15 14:56:01,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:01,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68319419] [2022-03-15 14:56:01,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:01,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:02,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:02,187 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:02,187 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68319419] [2022-03-15 14:56:02,187 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68319419] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:02,188 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:02,188 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:02,188 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318201761] [2022-03-15 14:56:02,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:02,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:02,188 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:02,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:02,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:02,189 INFO L87 Difference]: Start difference. First operand 3357 states and 8893 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:03,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:03,369 INFO L93 Difference]: Finished difference Result 3826 states and 9795 transitions. [2022-03-15 14:56:03,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:03,370 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:03,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:03,375 INFO L225 Difference]: With dead ends: 3826 [2022-03-15 14:56:03,375 INFO L226 Difference]: Without dead ends: 3826 [2022-03-15 14:56:03,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:03,376 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1543 mSDsluCounter, 1406 mSDsCounter, 0 mSdLazyCounter, 1152 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 1300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:03,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 1695 Invalid, 1300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1152 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:56:03,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3826 states. [2022-03-15 14:56:03,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3826 to 3357. [2022-03-15 14:56:03,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3357 states, 3353 states have (on average 2.652251714882195) internal successors, (8893), 3356 states have internal predecessors, (8893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:03,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 3357 states and 8893 transitions. [2022-03-15 14:56:03,425 INFO L78 Accepts]: Start accepts. Automaton has 3357 states and 8893 transitions. Word has length 92 [2022-03-15 14:56:03,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:03,425 INFO L470 AbstractCegarLoop]: Abstraction has 3357 states and 8893 transitions. [2022-03-15 14:56:03,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:03,425 INFO L276 IsEmpty]: Start isEmpty. Operand 3357 states and 8893 transitions. [2022-03-15 14:56:03,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:03,429 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:03,429 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:03,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-15 14:56:03,430 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:03,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:03,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1419043852, now seen corresponding path program 4 times [2022-03-15 14:56:03,430 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:03,430 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577693642] [2022-03-15 14:56:03,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:03,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:03,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:03,799 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:03,799 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577693642] [2022-03-15 14:56:03,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577693642] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:03,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:03,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:03,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463541491] [2022-03-15 14:56:03,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:03,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:03,799 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:03,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:03,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:03,800 INFO L87 Difference]: Start difference. First operand 3357 states and 8893 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:05,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:05,152 INFO L93 Difference]: Finished difference Result 3980 states and 10221 transitions. [2022-03-15 14:56:05,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:56:05,153 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:05,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:05,165 INFO L225 Difference]: With dead ends: 3980 [2022-03-15 14:56:05,166 INFO L226 Difference]: Without dead ends: 3980 [2022-03-15 14:56:05,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:56:05,166 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1466 mSDsluCounter, 1557 mSDsCounter, 0 mSdLazyCounter, 1352 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1466 SdHoareTripleChecker+Valid, 1851 SdHoareTripleChecker+Invalid, 1467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:05,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1466 Valid, 1851 Invalid, 1467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1352 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:56:05,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3980 states. [2022-03-15 14:56:05,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3980 to 3368. [2022-03-15 14:56:05,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3368 states, 3364 states have (on average 2.653091557669441) internal successors, (8925), 3367 states have internal predecessors, (8925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:05,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 3368 states and 8925 transitions. [2022-03-15 14:56:05,221 INFO L78 Accepts]: Start accepts. Automaton has 3368 states and 8925 transitions. Word has length 92 [2022-03-15 14:56:05,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:05,221 INFO L470 AbstractCegarLoop]: Abstraction has 3368 states and 8925 transitions. [2022-03-15 14:56:05,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:05,222 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 8925 transitions. [2022-03-15 14:56:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:05,226 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:05,226 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:05,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-15 14:56:05,226 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:05,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:05,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1415555422, now seen corresponding path program 5 times [2022-03-15 14:56:05,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:05,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363804029] [2022-03-15 14:56:05,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:05,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:05,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:05,830 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:05,830 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363804029] [2022-03-15 14:56:05,830 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363804029] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:05,830 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:05,830 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:05,830 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924761022] [2022-03-15 14:56:05,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:05,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:05,831 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:05,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:05,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:05,831 INFO L87 Difference]: Start difference. First operand 3368 states and 8925 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:07,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:07,374 INFO L93 Difference]: Finished difference Result 3980 states and 10221 transitions. [2022-03-15 14:56:07,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:56:07,374 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:07,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:07,380 INFO L225 Difference]: With dead ends: 3980 [2022-03-15 14:56:07,380 INFO L226 Difference]: Without dead ends: 3980 [2022-03-15 14:56:07,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:56:07,381 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1299 mSDsluCounter, 1942 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1299 SdHoareTripleChecker+Valid, 2232 SdHoareTripleChecker+Invalid, 1673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:07,381 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1299 Valid, 2232 Invalid, 1673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1587 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:56:07,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3980 states. [2022-03-15 14:56:07,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3980 to 3379. [2022-03-15 14:56:07,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3379 states, 3375 states have (on average 2.653925925925926) internal successors, (8957), 3378 states have internal predecessors, (8957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:07,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 3379 states and 8957 transitions. [2022-03-15 14:56:07,427 INFO L78 Accepts]: Start accepts. Automaton has 3379 states and 8957 transitions. Word has length 92 [2022-03-15 14:56:07,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:07,427 INFO L470 AbstractCegarLoop]: Abstraction has 3379 states and 8957 transitions. [2022-03-15 14:56:07,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:07,428 INFO L276 IsEmpty]: Start isEmpty. Operand 3379 states and 8957 transitions. [2022-03-15 14:56:07,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:07,432 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:07,432 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:07,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-15 14:56:07,432 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:07,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:07,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1415419642, now seen corresponding path program 6 times [2022-03-15 14:56:07,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:07,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399539081] [2022-03-15 14:56:07,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:07,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:07,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:08,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:08,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399539081] [2022-03-15 14:56:08,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399539081] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:08,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:08,070 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:08,070 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264897182] [2022-03-15 14:56:08,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:08,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:08,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:08,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:08,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:08,070 INFO L87 Difference]: Start difference. First operand 3379 states and 8957 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:09,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:09,211 INFO L93 Difference]: Finished difference Result 3914 states and 10051 transitions. [2022-03-15 14:56:09,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:09,212 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:09,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:09,217 INFO L225 Difference]: With dead ends: 3914 [2022-03-15 14:56:09,217 INFO L226 Difference]: Without dead ends: 3914 [2022-03-15 14:56:09,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:09,218 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1595 mSDsluCounter, 1167 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1595 SdHoareTripleChecker+Valid, 1454 SdHoareTripleChecker+Invalid, 1173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:09,218 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1595 Valid, 1454 Invalid, 1173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:56:09,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3914 states. [2022-03-15 14:56:09,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3914 to 3368. [2022-03-15 14:56:09,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3368 states, 3364 states have (on average 2.653091557669441) internal successors, (8925), 3367 states have internal predecessors, (8925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:09,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 3368 states and 8925 transitions. [2022-03-15 14:56:09,264 INFO L78 Accepts]: Start accepts. Automaton has 3368 states and 8925 transitions. Word has length 92 [2022-03-15 14:56:09,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:09,264 INFO L470 AbstractCegarLoop]: Abstraction has 3368 states and 8925 transitions. [2022-03-15 14:56:09,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:09,264 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 8925 transitions. [2022-03-15 14:56:09,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:09,267 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:09,268 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:09,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-15 14:56:09,268 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:09,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:09,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1363433200, now seen corresponding path program 7 times [2022-03-15 14:56:09,269 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:09,269 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386836516] [2022-03-15 14:56:09,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:09,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:09,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:09,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:09,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386836516] [2022-03-15 14:56:09,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386836516] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:09,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:09,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:09,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816394568] [2022-03-15 14:56:09,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:09,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:09,574 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:09,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:09,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:09,575 INFO L87 Difference]: Start difference. First operand 3368 states and 8925 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:11,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:11,392 INFO L93 Difference]: Finished difference Result 4024 states and 10349 transitions. [2022-03-15 14:56:11,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-15 14:56:11,392 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:11,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:11,398 INFO L225 Difference]: With dead ends: 4024 [2022-03-15 14:56:11,398 INFO L226 Difference]: Without dead ends: 4024 [2022-03-15 14:56:11,398 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=665, Invalid=1315, Unknown=0, NotChecked=0, Total=1980 [2022-03-15 14:56:11,399 INFO L933 BasicCegarLoop]: 397 mSDtfsCounter, 1238 mSDsluCounter, 2120 mSDsCounter, 0 mSdLazyCounter, 1751 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1238 SdHoareTripleChecker+Valid, 2485 SdHoareTripleChecker+Invalid, 1879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:11,399 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1238 Valid, 2485 Invalid, 1879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1751 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:56:11,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4024 states. [2022-03-15 14:56:11,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4024 to 3379. [2022-03-15 14:56:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3379 states, 3375 states have (on average 2.653925925925926) internal successors, (8957), 3378 states have internal predecessors, (8957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:11,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 3379 states and 8957 transitions. [2022-03-15 14:56:11,441 INFO L78 Accepts]: Start accepts. Automaton has 3379 states and 8957 transitions. Word has length 92 [2022-03-15 14:56:11,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:11,441 INFO L470 AbstractCegarLoop]: Abstraction has 3379 states and 8957 transitions. [2022-03-15 14:56:11,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:11,441 INFO L276 IsEmpty]: Start isEmpty. Operand 3379 states and 8957 transitions. [2022-03-15 14:56:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:11,444 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:11,444 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:11,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-15 14:56:11,445 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:11,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:11,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1546647850, now seen corresponding path program 8 times [2022-03-15 14:56:11,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:11,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190940587] [2022-03-15 14:56:11,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:11,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:11,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:11,818 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:11,818 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190940587] [2022-03-15 14:56:11,819 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190940587] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:11,819 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:11,819 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:11,819 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655228062] [2022-03-15 14:56:11,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:11,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:11,819 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:11,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:11,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:11,820 INFO L87 Difference]: Start difference. First operand 3379 states and 8957 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:13,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:13,192 INFO L93 Difference]: Finished difference Result 4178 states and 10797 transitions. [2022-03-15 14:56:13,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:56:13,192 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:13,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:13,197 INFO L225 Difference]: With dead ends: 4178 [2022-03-15 14:56:13,197 INFO L226 Difference]: Without dead ends: 4178 [2022-03-15 14:56:13,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:56:13,197 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1446 mSDsluCounter, 1770 mSDsCounter, 0 mSdLazyCounter, 1460 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 2071 SdHoareTripleChecker+Invalid, 1553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 1460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:13,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1446 Valid, 2071 Invalid, 1553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 1460 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:13,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4178 states. [2022-03-15 14:56:13,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4178 to 3401. [2022-03-15 14:56:13,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3401 states, 3397 states have (on average 2.655578451574919) internal successors, (9021), 3400 states have internal predecessors, (9021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:13,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 3401 states and 9021 transitions. [2022-03-15 14:56:13,237 INFO L78 Accepts]: Start accepts. Automaton has 3401 states and 9021 transitions. Word has length 92 [2022-03-15 14:56:13,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:13,237 INFO L470 AbstractCegarLoop]: Abstraction has 3401 states and 9021 transitions. [2022-03-15 14:56:13,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:13,237 INFO L276 IsEmpty]: Start isEmpty. Operand 3401 states and 9021 transitions. [2022-03-15 14:56:13,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:13,240 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:13,240 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:13,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-15 14:56:13,241 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:13,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:13,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1550136280, now seen corresponding path program 9 times [2022-03-15 14:56:13,241 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:13,241 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048492901] [2022-03-15 14:56:13,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:13,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:13,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:13,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:13,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048492901] [2022-03-15 14:56:13,723 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048492901] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:13,724 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:13,724 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:13,724 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877084095] [2022-03-15 14:56:13,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:13,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:13,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:13,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:13,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:13,725 INFO L87 Difference]: Start difference. First operand 3401 states and 9021 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:14,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:14,895 INFO L93 Difference]: Finished difference Result 4156 states and 10733 transitions. [2022-03-15 14:56:14,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:14,896 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:14,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:14,902 INFO L225 Difference]: With dead ends: 4156 [2022-03-15 14:56:14,902 INFO L226 Difference]: Without dead ends: 4156 [2022-03-15 14:56:14,903 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:14,904 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1367 mSDsluCounter, 1470 mSDsCounter, 0 mSdLazyCounter, 1276 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 1751 SdHoareTripleChecker+Invalid, 1400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:14,906 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1367 Valid, 1751 Invalid, 1400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1276 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:56:14,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4156 states. [2022-03-15 14:56:14,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4156 to 3412. [2022-03-15 14:56:14,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3412 states, 3408 states have (on average 2.6563967136150235) internal successors, (9053), 3411 states have internal predecessors, (9053), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:14,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 3412 states and 9053 transitions. [2022-03-15 14:56:14,964 INFO L78 Accepts]: Start accepts. Automaton has 3412 states and 9053 transitions. Word has length 92 [2022-03-15 14:56:14,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:14,964 INFO L470 AbstractCegarLoop]: Abstraction has 3412 states and 9053 transitions. [2022-03-15 14:56:14,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:14,964 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 9053 transitions. [2022-03-15 14:56:14,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:14,968 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:14,968 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:14,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-15 14:56:14,968 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:14,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:14,969 INFO L85 PathProgramCache]: Analyzing trace with hash -1550272060, now seen corresponding path program 10 times [2022-03-15 14:56:14,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:14,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775465663] [2022-03-15 14:56:14,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:14,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:14,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:15,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:15,601 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:15,601 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775465663] [2022-03-15 14:56:15,601 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775465663] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:15,601 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:15,601 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:15,601 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077607315] [2022-03-15 14:56:15,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:15,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:15,601 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:15,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:15,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:15,602 INFO L87 Difference]: Start difference. First operand 3412 states and 9053 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:16,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:16,717 INFO L93 Difference]: Finished difference Result 4068 states and 10499 transitions. [2022-03-15 14:56:16,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:16,718 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:16,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:16,723 INFO L225 Difference]: With dead ends: 4068 [2022-03-15 14:56:16,723 INFO L226 Difference]: Without dead ends: 4068 [2022-03-15 14:56:16,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:16,727 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1284 mSDsluCounter, 1278 mSDsCounter, 0 mSdLazyCounter, 1096 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 1565 SdHoareTripleChecker+Invalid, 1188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1096 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:16,727 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 1565 Invalid, 1188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1096 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:56:16,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4068 states. [2022-03-15 14:56:16,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4068 to 3390. [2022-03-15 14:56:16,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3390 states, 3386 states have (on average 2.6547548730064974) internal successors, (8989), 3389 states have internal predecessors, (8989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:16,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 3390 states and 8989 transitions. [2022-03-15 14:56:16,770 INFO L78 Accepts]: Start accepts. Automaton has 3390 states and 8989 transitions. Word has length 92 [2022-03-15 14:56:16,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:16,770 INFO L470 AbstractCegarLoop]: Abstraction has 3390 states and 8989 transitions. [2022-03-15 14:56:16,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:16,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 8989 transitions. [2022-03-15 14:56:16,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:16,774 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:16,774 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:16,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-15 14:56:16,774 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:16,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:16,775 INFO L85 PathProgramCache]: Analyzing trace with hash -508721192, now seen corresponding path program 11 times [2022-03-15 14:56:16,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:16,775 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258056658] [2022-03-15 14:56:16,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:16,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:17,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:17,176 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:17,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258056658] [2022-03-15 14:56:17,176 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258056658] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:17,176 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:17,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:17,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29230399] [2022-03-15 14:56:17,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:17,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:17,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:17,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:17,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:17,177 INFO L87 Difference]: Start difference. First operand 3390 states and 8989 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:18,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:18,893 INFO L93 Difference]: Finished difference Result 3897 states and 10018 transitions. [2022-03-15 14:56:18,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 14:56:18,894 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:18,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:18,899 INFO L225 Difference]: With dead ends: 3897 [2022-03-15 14:56:18,899 INFO L226 Difference]: Without dead ends: 3897 [2022-03-15 14:56:18,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=684, Invalid=1386, Unknown=0, NotChecked=0, Total=2070 [2022-03-15 14:56:18,900 INFO L933 BasicCegarLoop]: 422 mSDtfsCounter, 1655 mSDsluCounter, 1835 mSDsCounter, 0 mSdLazyCounter, 1456 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1655 SdHoareTripleChecker+Valid, 2219 SdHoareTripleChecker+Invalid, 1616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:18,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1655 Valid, 2219 Invalid, 1616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1456 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:18,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3897 states. [2022-03-15 14:56:18,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3897 to 3367. [2022-03-15 14:56:18,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3367 states, 3363 states have (on average 2.6526910496580434) internal successors, (8921), 3366 states have internal predecessors, (8921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:18,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 3367 states and 8921 transitions. [2022-03-15 14:56:18,940 INFO L78 Accepts]: Start accepts. Automaton has 3367 states and 8921 transitions. Word has length 92 [2022-03-15 14:56:18,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:18,940 INFO L470 AbstractCegarLoop]: Abstraction has 3367 states and 8921 transitions. [2022-03-15 14:56:18,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:18,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3367 states and 8921 transitions. [2022-03-15 14:56:18,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:18,943 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:18,943 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:18,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-15 14:56:18,943 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:18,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:18,944 INFO L85 PathProgramCache]: Analyzing trace with hash -691935842, now seen corresponding path program 12 times [2022-03-15 14:56:18,944 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:18,944 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754751036] [2022-03-15 14:56:18,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:18,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:19,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:19,356 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:19,356 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754751036] [2022-03-15 14:56:19,356 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754751036] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:19,356 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:19,356 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:19,356 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90199298] [2022-03-15 14:56:19,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:19,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:19,356 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:19,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:19,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:19,357 INFO L87 Difference]: Start difference. First operand 3367 states and 8921 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:20,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:20,445 INFO L93 Difference]: Finished difference Result 3956 states and 10194 transitions. [2022-03-15 14:56:20,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:20,445 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:20,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:20,450 INFO L225 Difference]: With dead ends: 3956 [2022-03-15 14:56:20,451 INFO L226 Difference]: Without dead ends: 3956 [2022-03-15 14:56:20,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:20,452 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1685 mSDsluCounter, 1302 mSDsCounter, 0 mSdLazyCounter, 1052 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1685 SdHoareTripleChecker+Valid, 1601 SdHoareTripleChecker+Invalid, 1195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:20,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1685 Valid, 1601 Invalid, 1195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1052 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:56:20,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3956 states. [2022-03-15 14:56:20,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3956 to 3389. [2022-03-15 14:56:20,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3389 states, 3385 states have (on average 2.6543574593796158) internal successors, (8985), 3388 states have internal predecessors, (8985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:20,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 3389 states and 8985 transitions. [2022-03-15 14:56:20,511 INFO L78 Accepts]: Start accepts. Automaton has 3389 states and 8985 transitions. Word has length 92 [2022-03-15 14:56:20,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:20,511 INFO L470 AbstractCegarLoop]: Abstraction has 3389 states and 8985 transitions. [2022-03-15 14:56:20,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:20,512 INFO L276 IsEmpty]: Start isEmpty. Operand 3389 states and 8985 transitions. [2022-03-15 14:56:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:20,515 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:20,515 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:20,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-15 14:56:20,515 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:20,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:20,515 INFO L85 PathProgramCache]: Analyzing trace with hash -695424272, now seen corresponding path program 13 times [2022-03-15 14:56:20,516 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:20,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981340798] [2022-03-15 14:56:20,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:20,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:20,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:21,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:21,057 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:21,057 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981340798] [2022-03-15 14:56:21,057 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981340798] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:21,057 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:21,057 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:21,058 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646439086] [2022-03-15 14:56:21,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:21,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:21,058 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:21,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:21,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:21,058 INFO L87 Difference]: Start difference. First operand 3389 states and 8985 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:22,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:22,148 INFO L93 Difference]: Finished difference Result 3912 states and 10066 transitions. [2022-03-15 14:56:22,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:22,149 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:22,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:22,155 INFO L225 Difference]: With dead ends: 3912 [2022-03-15 14:56:22,155 INFO L226 Difference]: Without dead ends: 3912 [2022-03-15 14:56:22,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:22,156 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1480 mSDsluCounter, 1281 mSDsCounter, 0 mSdLazyCounter, 1003 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 1582 SdHoareTripleChecker+Invalid, 1112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1003 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:22,156 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 1582 Invalid, 1112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1003 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:56:22,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3912 states. [2022-03-15 14:56:22,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3912 to 3400. [2022-03-15 14:56:22,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3400 states, 3396 states have (on average 2.6551825677267376) internal successors, (9017), 3399 states have internal predecessors, (9017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:22,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 3400 states and 9017 transitions. [2022-03-15 14:56:22,205 INFO L78 Accepts]: Start accepts. Automaton has 3400 states and 9017 transitions. Word has length 92 [2022-03-15 14:56:22,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:22,205 INFO L470 AbstractCegarLoop]: Abstraction has 3400 states and 9017 transitions. [2022-03-15 14:56:22,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:22,206 INFO L276 IsEmpty]: Start isEmpty. Operand 3400 states and 9017 transitions. [2022-03-15 14:56:22,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:22,209 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:22,209 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:22,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-15 14:56:22,209 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:22,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:22,210 INFO L85 PathProgramCache]: Analyzing trace with hash -695560052, now seen corresponding path program 14 times [2022-03-15 14:56:22,210 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:22,210 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205665390] [2022-03-15 14:56:22,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:22,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:22,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:22,831 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:22,831 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205665390] [2022-03-15 14:56:22,831 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205665390] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:22,831 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:22,831 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:22,831 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104187521] [2022-03-15 14:56:22,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:22,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:22,831 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:22,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:22,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:22,832 INFO L87 Difference]: Start difference. First operand 3400 states and 9017 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:23,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:23,952 INFO L93 Difference]: Finished difference Result 3824 states and 9832 transitions. [2022-03-15 14:56:23,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:23,953 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:23,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:23,958 INFO L225 Difference]: With dead ends: 3824 [2022-03-15 14:56:23,958 INFO L226 Difference]: Without dead ends: 3824 [2022-03-15 14:56:23,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:23,960 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1622 mSDsluCounter, 1538 mSDsCounter, 0 mSdLazyCounter, 1250 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1622 SdHoareTripleChecker+Valid, 1835 SdHoareTripleChecker+Invalid, 1358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:23,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1622 Valid, 1835 Invalid, 1358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1250 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:56:23,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3824 states. [2022-03-15 14:56:24,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3824 to 3367. [2022-03-15 14:56:24,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3367 states, 3363 states have (on average 2.6526910496580434) internal successors, (8921), 3366 states have internal predecessors, (8921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:24,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 3367 states and 8921 transitions. [2022-03-15 14:56:24,009 INFO L78 Accepts]: Start accepts. Automaton has 3367 states and 8921 transitions. Word has length 92 [2022-03-15 14:56:24,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:24,009 INFO L470 AbstractCegarLoop]: Abstraction has 3367 states and 8921 transitions. [2022-03-15 14:56:24,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:24,010 INFO L276 IsEmpty]: Start isEmpty. Operand 3367 states and 8921 transitions. [2022-03-15 14:56:24,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:24,013 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:24,013 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:24,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-15 14:56:24,015 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:24,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:24,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1831468014, now seen corresponding path program 15 times [2022-03-15 14:56:24,016 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:24,016 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276085180] [2022-03-15 14:56:24,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:24,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:24,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:24,429 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:24,429 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276085180] [2022-03-15 14:56:24,429 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276085180] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:24,429 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:24,429 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:24,429 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550376175] [2022-03-15 14:56:24,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:24,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:24,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:24,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:24,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:24,430 INFO L87 Difference]: Start difference. First operand 3367 states and 8921 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:26,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:26,012 INFO L93 Difference]: Finished difference Result 4078 states and 10505 transitions. [2022-03-15 14:56:26,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:26,013 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:26,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:26,019 INFO L225 Difference]: With dead ends: 4078 [2022-03-15 14:56:26,019 INFO L226 Difference]: Without dead ends: 4078 [2022-03-15 14:56:26,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:56:26,020 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1326 mSDsluCounter, 1841 mSDsCounter, 0 mSdLazyCounter, 1656 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1326 SdHoareTripleChecker+Valid, 2105 SdHoareTripleChecker+Invalid, 1739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:26,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1326 Valid, 2105 Invalid, 1739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:56:26,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4078 states. [2022-03-15 14:56:26,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4078 to 3466. [2022-03-15 14:56:26,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3466 states, 3462 states have (on average 2.6600231080300403) internal successors, (9209), 3465 states have internal predecessors, (9209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:26,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3466 states and 9209 transitions. [2022-03-15 14:56:26,062 INFO L78 Accepts]: Start accepts. Automaton has 3466 states and 9209 transitions. Word has length 92 [2022-03-15 14:56:26,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:26,063 INFO L470 AbstractCegarLoop]: Abstraction has 3466 states and 9209 transitions. [2022-03-15 14:56:26,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:26,063 INFO L276 IsEmpty]: Start isEmpty. Operand 3466 states and 9209 transitions. [2022-03-15 14:56:26,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:26,066 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:26,066 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:26,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-15 14:56:26,066 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:26,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:26,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1827180714, now seen corresponding path program 16 times [2022-03-15 14:56:26,067 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:26,067 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751070534] [2022-03-15 14:56:26,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:26,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:26,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:26,424 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:26,424 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751070534] [2022-03-15 14:56:26,424 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751070534] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:26,424 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:26,424 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:26,424 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626211656] [2022-03-15 14:56:26,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:26,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:26,425 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:26,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:26,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:26,425 INFO L87 Difference]: Start difference. First operand 3466 states and 9209 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:27,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:27,399 INFO L93 Difference]: Finished difference Result 4177 states and 10782 transitions. [2022-03-15 14:56:27,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:27,401 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:27,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:27,440 INFO L225 Difference]: With dead ends: 4177 [2022-03-15 14:56:27,440 INFO L226 Difference]: Without dead ends: 4177 [2022-03-15 14:56:27,440 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:27,440 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1519 mSDsluCounter, 949 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1519 SdHoareTripleChecker+Valid, 1232 SdHoareTripleChecker+Invalid, 1054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:27,441 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1519 Valid, 1232 Invalid, 1054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 875 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 14:56:27,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4177 states. [2022-03-15 14:56:27,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4177 to 3477. [2022-03-15 14:56:27,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3477 states, 3473 states have (on average 2.660811978116902) internal successors, (9241), 3476 states have internal predecessors, (9241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:27,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 9241 transitions. [2022-03-15 14:56:27,481 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 9241 transitions. Word has length 92 [2022-03-15 14:56:27,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:27,481 INFO L470 AbstractCegarLoop]: Abstraction has 3477 states and 9241 transitions. [2022-03-15 14:56:27,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:27,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 9241 transitions. [2022-03-15 14:56:27,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:27,484 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:27,484 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:27,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-15 14:56:27,484 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:27,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:27,485 INFO L85 PathProgramCache]: Analyzing trace with hash -1827316494, now seen corresponding path program 17 times [2022-03-15 14:56:27,485 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:27,485 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802928344] [2022-03-15 14:56:27,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:27,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:27,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:27,970 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:27,970 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802928344] [2022-03-15 14:56:27,970 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802928344] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:27,970 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:27,970 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:27,970 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492978217] [2022-03-15 14:56:27,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:27,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:27,970 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:27,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:27,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:27,971 INFO L87 Difference]: Start difference. First operand 3477 states and 9241 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:29,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:29,088 INFO L93 Difference]: Finished difference Result 4111 states and 10612 transitions. [2022-03-15 14:56:29,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:29,088 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:29,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:29,094 INFO L225 Difference]: With dead ends: 4111 [2022-03-15 14:56:29,094 INFO L226 Difference]: Without dead ends: 4111 [2022-03-15 14:56:29,094 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:29,095 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1596 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 1201 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1596 SdHoareTripleChecker+Valid, 1592 SdHoareTripleChecker+Invalid, 1351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:29,095 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1596 Valid, 1592 Invalid, 1351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1201 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:56:29,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4111 states. [2022-03-15 14:56:29,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4111 to 3455. [2022-03-15 14:56:29,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3455 states, 3451 states have (on average 2.659229208924949) internal successors, (9177), 3454 states have internal predecessors, (9177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:29,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3455 states and 9177 transitions. [2022-03-15 14:56:29,139 INFO L78 Accepts]: Start accepts. Automaton has 3455 states and 9177 transitions. Word has length 92 [2022-03-15 14:56:29,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:29,139 INFO L470 AbstractCegarLoop]: Abstraction has 3455 states and 9177 transitions. [2022-03-15 14:56:29,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:29,139 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 9177 transitions. [2022-03-15 14:56:29,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:29,142 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:29,142 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:29,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-15 14:56:29,142 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:29,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:29,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1437796326, now seen corresponding path program 18 times [2022-03-15 14:56:29,142 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:29,142 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244087844] [2022-03-15 14:56:29,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:29,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:29,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:29,571 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:29,571 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244087844] [2022-03-15 14:56:29,571 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244087844] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:29,571 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:29,571 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:29,571 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832909207] [2022-03-15 14:56:29,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:29,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:29,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:29,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:29,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:29,573 INFO L87 Difference]: Start difference. First operand 3455 states and 9177 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:30,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:30,809 INFO L93 Difference]: Finished difference Result 4144 states and 10697 transitions. [2022-03-15 14:56:30,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:30,810 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:30,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:30,816 INFO L225 Difference]: With dead ends: 4144 [2022-03-15 14:56:30,816 INFO L226 Difference]: Without dead ends: 4144 [2022-03-15 14:56:30,816 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:56:30,816 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 1318 mSDsluCounter, 1446 mSDsCounter, 0 mSdLazyCounter, 1274 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1318 SdHoareTripleChecker+Valid, 1718 SdHoareTripleChecker+Invalid, 1361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:30,817 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1318 Valid, 1718 Invalid, 1361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1274 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:56:30,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4144 states. [2022-03-15 14:56:30,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4144 to 3477. [2022-03-15 14:56:30,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3477 states, 3473 states have (on average 2.660811978116902) internal successors, (9241), 3476 states have internal predecessors, (9241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:30,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 9241 transitions. [2022-03-15 14:56:30,910 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 9241 transitions. Word has length 92 [2022-03-15 14:56:30,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:30,911 INFO L470 AbstractCegarLoop]: Abstraction has 3477 states and 9241 transitions. [2022-03-15 14:56:30,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:30,911 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 9241 transitions. [2022-03-15 14:56:30,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:30,914 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:30,914 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:30,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-15 14:56:30,914 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:30,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:30,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1442083626, now seen corresponding path program 19 times [2022-03-15 14:56:30,914 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:30,915 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273906080] [2022-03-15 14:56:30,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:30,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:31,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:31,302 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:31,302 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273906080] [2022-03-15 14:56:31,302 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273906080] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:31,302 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:31,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:31,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139040031] [2022-03-15 14:56:31,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:31,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:31,303 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:31,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:31,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:31,303 INFO L87 Difference]: Start difference. First operand 3477 states and 9241 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:32,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:32,447 INFO L93 Difference]: Finished difference Result 4298 states and 11123 transitions. [2022-03-15 14:56:32,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:56:32,447 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:32,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:32,453 INFO L225 Difference]: With dead ends: 4298 [2022-03-15 14:56:32,454 INFO L226 Difference]: Without dead ends: 4298 [2022-03-15 14:56:32,454 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=381, Invalid=809, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:56:32,454 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1402 mSDsluCounter, 1187 mSDsCounter, 0 mSdLazyCounter, 1138 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1402 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 1256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:32,454 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1402 Valid, 1471 Invalid, 1256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1138 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:56:32,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4298 states. [2022-03-15 14:56:32,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4298 to 3488. [2022-03-15 14:56:32,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3484 states have (on average 2.6615958668197472) internal successors, (9273), 3487 states have internal predecessors, (9273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:32,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-15 14:56:32,494 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-15 14:56:32,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:32,494 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-15 14:56:32,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:32,494 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-15 14:56:32,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:32,497 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:32,497 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:32,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-15 14:56:32,497 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:32,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:32,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1441947846, now seen corresponding path program 20 times [2022-03-15 14:56:32,498 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:32,498 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026943439] [2022-03-15 14:56:32,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:32,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:32,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:32,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:32,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026943439] [2022-03-15 14:56:32,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026943439] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:32,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:32,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:32,944 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795334929] [2022-03-15 14:56:32,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:32,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:32,944 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:32,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:32,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:32,945 INFO L87 Difference]: Start difference. First operand 3488 states and 9273 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:34,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:34,412 INFO L93 Difference]: Finished difference Result 4210 states and 10889 transitions. [2022-03-15 14:56:34,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:34,412 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:34,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:34,418 INFO L225 Difference]: With dead ends: 4210 [2022-03-15 14:56:34,418 INFO L226 Difference]: Without dead ends: 4210 [2022-03-15 14:56:34,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:34,419 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1119 mSDsluCounter, 1806 mSDsCounter, 0 mSdLazyCounter, 1586 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 2081 SdHoareTripleChecker+Invalid, 1675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:34,419 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 2081 Invalid, 1675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1586 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:34,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4210 states. [2022-03-15 14:56:34,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4210 to 3466. [2022-03-15 14:56:34,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3466 states, 3462 states have (on average 2.6600231080300403) internal successors, (9209), 3465 states have internal predecessors, (9209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:34,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3466 states and 9209 transitions. [2022-03-15 14:56:34,461 INFO L78 Accepts]: Start accepts. Automaton has 3466 states and 9209 transitions. Word has length 92 [2022-03-15 14:56:34,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:34,461 INFO L470 AbstractCegarLoop]: Abstraction has 3466 states and 9209 transitions. [2022-03-15 14:56:34,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:34,462 INFO L276 IsEmpty]: Start isEmpty. Operand 3466 states and 9209 transitions. [2022-03-15 14:56:34,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:34,465 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:34,465 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:34,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-15 14:56:34,465 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:34,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:34,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1551925926, now seen corresponding path program 21 times [2022-03-15 14:56:34,465 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:34,465 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157352176] [2022-03-15 14:56:34,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:34,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:34,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:34,829 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:34,829 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157352176] [2022-03-15 14:56:34,830 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157352176] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:34,830 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:34,830 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:34,830 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233018716] [2022-03-15 14:56:34,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:34,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:34,830 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:34,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:34,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:34,830 INFO L87 Difference]: Start difference. First operand 3466 states and 9209 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:36,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:36,164 INFO L93 Difference]: Finished difference Result 4276 states and 11070 transitions. [2022-03-15 14:56:36,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:56:36,164 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:36,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:36,170 INFO L225 Difference]: With dead ends: 4276 [2022-03-15 14:56:36,170 INFO L226 Difference]: Without dead ends: 4276 [2022-03-15 14:56:36,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:56:36,171 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1068 mSDsluCounter, 1639 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1068 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 1595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:36,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1068 Valid, 1928 Invalid, 1595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1507 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:36,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2022-03-15 14:56:36,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3477. [2022-03-15 14:56:36,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3477 states, 3473 states have (on average 2.660811978116902) internal successors, (9241), 3476 states have internal predecessors, (9241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:36,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 9241 transitions. [2022-03-15 14:56:36,217 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 9241 transitions. Word has length 92 [2022-03-15 14:56:36,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:36,217 INFO L470 AbstractCegarLoop]: Abstraction has 3477 states and 9241 transitions. [2022-03-15 14:56:36,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:36,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 9241 transitions. [2022-03-15 14:56:36,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:36,221 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:36,221 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:36,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-15 14:56:36,221 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:36,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:36,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1548437496, now seen corresponding path program 22 times [2022-03-15 14:56:36,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:36,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401234347] [2022-03-15 14:56:36,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:36,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:36,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:36,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:36,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401234347] [2022-03-15 14:56:36,723 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401234347] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:36,723 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:36,723 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:36,723 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596322712] [2022-03-15 14:56:36,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:36,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:36,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:36,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:36,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:36,724 INFO L87 Difference]: Start difference. First operand 3477 states and 9241 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:38,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:38,082 INFO L93 Difference]: Finished difference Result 4276 states and 11070 transitions. [2022-03-15 14:56:38,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:56:38,082 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:38,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:38,088 INFO L225 Difference]: With dead ends: 4276 [2022-03-15 14:56:38,089 INFO L226 Difference]: Without dead ends: 4276 [2022-03-15 14:56:38,089 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:56:38,090 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1081 mSDsluCounter, 1525 mSDsCounter, 0 mSdLazyCounter, 1436 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1081 SdHoareTripleChecker+Valid, 1814 SdHoareTripleChecker+Invalid, 1528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:38,090 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1081 Valid, 1814 Invalid, 1528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1436 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:38,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2022-03-15 14:56:38,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3488. [2022-03-15 14:56:38,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3484 states have (on average 2.6615958668197472) internal successors, (9273), 3487 states have internal predecessors, (9273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:38,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-15 14:56:38,134 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-15 14:56:38,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:38,134 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-15 14:56:38,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:38,135 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-15 14:56:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:38,137 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:38,137 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:38,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-15 14:56:38,138 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:38,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:38,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1548301716, now seen corresponding path program 23 times [2022-03-15 14:56:38,138 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:38,138 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266500433] [2022-03-15 14:56:38,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:38,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:38,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:38,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:38,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:38,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266500433] [2022-03-15 14:56:38,723 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266500433] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:38,723 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:38,723 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:38,723 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072728940] [2022-03-15 14:56:38,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:38,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:38,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:38,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:38,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:38,724 INFO L87 Difference]: Start difference. First operand 3488 states and 9273 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:39,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:39,704 INFO L93 Difference]: Finished difference Result 4210 states and 10900 transitions. [2022-03-15 14:56:39,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:39,705 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:39,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:39,711 INFO L225 Difference]: With dead ends: 4210 [2022-03-15 14:56:39,711 INFO L226 Difference]: Without dead ends: 4210 [2022-03-15 14:56:39,711 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:39,712 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 1377 mSDsluCounter, 1245 mSDsCounter, 0 mSdLazyCounter, 1138 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1377 SdHoareTripleChecker+Valid, 1527 SdHoareTripleChecker+Invalid, 1264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:39,712 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1377 Valid, 1527 Invalid, 1264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1138 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:56:39,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4210 states. [2022-03-15 14:56:39,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4210 to 3455. [2022-03-15 14:56:39,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3455 states, 3451 states have (on average 2.659229208924949) internal successors, (9177), 3454 states have internal predecessors, (9177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:39,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3455 states and 9177 transitions. [2022-03-15 14:56:39,760 INFO L78 Accepts]: Start accepts. Automaton has 3455 states and 9177 transitions. Word has length 92 [2022-03-15 14:56:39,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:39,760 INFO L470 AbstractCegarLoop]: Abstraction has 3455 states and 9177 transitions. [2022-03-15 14:56:39,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:39,760 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 9177 transitions. [2022-03-15 14:56:39,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:39,763 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:39,763 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:39,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-15 14:56:39,763 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:39,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:39,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1163207750, now seen corresponding path program 24 times [2022-03-15 14:56:39,764 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:39,764 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2807796] [2022-03-15 14:56:39,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:39,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:40,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:40,131 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:40,131 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2807796] [2022-03-15 14:56:40,131 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2807796] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:40,131 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:40,131 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:40,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601448421] [2022-03-15 14:56:40,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:40,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:40,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:40,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:40,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:40,132 INFO L87 Difference]: Start difference. First operand 3455 states and 9177 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:41,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:41,135 INFO L93 Difference]: Finished difference Result 4100 states and 10569 transitions. [2022-03-15 14:56:41,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:41,136 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:41,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:41,141 INFO L225 Difference]: With dead ends: 4100 [2022-03-15 14:56:41,142 INFO L226 Difference]: Without dead ends: 4100 [2022-03-15 14:56:41,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:56:41,142 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1174 mSDsluCounter, 1111 mSDsCounter, 0 mSdLazyCounter, 1017 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1174 SdHoareTripleChecker+Valid, 1383 SdHoareTripleChecker+Invalid, 1108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 1017 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:41,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1174 Valid, 1383 Invalid, 1108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 1017 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:56:41,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4100 states. [2022-03-15 14:56:41,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4100 to 3488. [2022-03-15 14:56:41,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3484 states have (on average 2.6615958668197472) internal successors, (9273), 3487 states have internal predecessors, (9273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:41,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-15 14:56:41,182 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-15 14:56:41,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:41,182 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-15 14:56:41,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:41,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-15 14:56:41,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:41,185 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:41,185 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:41,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-15 14:56:41,185 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:41,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:41,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1158920450, now seen corresponding path program 25 times [2022-03-15 14:56:41,185 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:41,185 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873035572] [2022-03-15 14:56:41,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:41,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:41,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:41,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:41,533 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:41,533 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873035572] [2022-03-15 14:56:41,533 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873035572] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:41,534 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:41,534 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:41,534 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607607347] [2022-03-15 14:56:41,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:41,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:41,534 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:41,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:41,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:41,534 INFO L87 Difference]: Start difference. First operand 3488 states and 9273 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:42,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:42,897 INFO L93 Difference]: Finished difference Result 4232 states and 10931 transitions. [2022-03-15 14:56:42,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:42,898 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:42,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:42,903 INFO L225 Difference]: With dead ends: 4232 [2022-03-15 14:56:42,903 INFO L226 Difference]: Without dead ends: 4232 [2022-03-15 14:56:42,904 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:42,904 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1321 mSDsluCounter, 1739 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1321 SdHoareTripleChecker+Valid, 2008 SdHoareTripleChecker+Invalid, 1638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:42,904 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1321 Valid, 2008 Invalid, 1638 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:42,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4232 states. [2022-03-15 14:56:42,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4232 to 3499. [2022-03-15 14:56:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3495 states have (on average 2.6623748211731044) internal successors, (9305), 3498 states have internal predecessors, (9305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:42,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-15 14:56:42,947 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-15 14:56:42,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:42,947 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-15 14:56:42,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-15 14:56:42,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:42,950 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:42,950 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:42,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-15 14:56:42,950 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:42,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:42,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1159056230, now seen corresponding path program 26 times [2022-03-15 14:56:42,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:42,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672890185] [2022-03-15 14:56:42,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:42,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:43,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:43,378 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:43,378 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672890185] [2022-03-15 14:56:43,378 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672890185] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:43,378 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:43,378 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:43,378 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926746569] [2022-03-15 14:56:43,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:43,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:43,379 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:43,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:43,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:43,379 INFO L87 Difference]: Start difference. First operand 3499 states and 9305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:44,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:44,536 INFO L93 Difference]: Finished difference Result 4166 states and 10761 transitions. [2022-03-15 14:56:44,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:44,551 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:44,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:44,557 INFO L225 Difference]: With dead ends: 4166 [2022-03-15 14:56:44,557 INFO L226 Difference]: Without dead ends: 4166 [2022-03-15 14:56:44,558 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:44,558 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1039 mSDsluCounter, 1395 mSDsCounter, 0 mSdLazyCounter, 1206 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1039 SdHoareTripleChecker+Valid, 1672 SdHoareTripleChecker+Invalid, 1298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:44,559 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1039 Valid, 1672 Invalid, 1298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1206 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:56:44,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4166 states. [2022-03-15 14:56:44,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4166 to 3477. [2022-03-15 14:56:44,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3477 states, 3473 states have (on average 2.660811978116902) internal successors, (9241), 3476 states have internal predecessors, (9241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:44,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 9241 transitions. [2022-03-15 14:56:44,604 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 9241 transitions. Word has length 92 [2022-03-15 14:56:44,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:44,604 INFO L470 AbstractCegarLoop]: Abstraction has 3477 states and 9241 transitions. [2022-03-15 14:56:44,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:44,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 9241 transitions. [2022-03-15 14:56:44,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:44,607 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:44,607 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:44,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-15 14:56:44,607 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:44,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:44,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1049078150, now seen corresponding path program 27 times [2022-03-15 14:56:44,607 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:44,607 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693891294] [2022-03-15 14:56:44,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:44,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:44,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:44,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:44,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693891294] [2022-03-15 14:56:44,945 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693891294] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:44,945 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:44,945 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:44,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228187669] [2022-03-15 14:56:44,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:44,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:44,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:44,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:44,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:44,946 INFO L87 Difference]: Start difference. First operand 3477 states and 9241 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:46,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:46,152 INFO L93 Difference]: Finished difference Result 4342 states and 11251 transitions. [2022-03-15 14:56:46,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 14:56:46,152 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:46,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:46,158 INFO L225 Difference]: With dead ends: 4342 [2022-03-15 14:56:46,158 INFO L226 Difference]: Without dead ends: 4342 [2022-03-15 14:56:46,159 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=437, Invalid=895, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 14:56:46,159 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1261 mSDsluCounter, 1073 mSDsCounter, 0 mSdLazyCounter, 1044 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1261 SdHoareTripleChecker+Valid, 1375 SdHoareTripleChecker+Invalid, 1175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:46,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1261 Valid, 1375 Invalid, 1175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1044 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:56:46,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4342 states. [2022-03-15 14:56:46,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4342 to 3488. [2022-03-15 14:56:46,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3484 states have (on average 2.6615958668197472) internal successors, (9273), 3487 states have internal predecessors, (9273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:46,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-15 14:56:46,235 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-15 14:56:46,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:46,235 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-15 14:56:46,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:46,235 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-15 14:56:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:46,238 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:46,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:46,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-15 14:56:46,238 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:46,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:46,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1052566580, now seen corresponding path program 28 times [2022-03-15 14:56:46,239 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:46,239 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200948885] [2022-03-15 14:56:46,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:46,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:46,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:46,630 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:46,630 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200948885] [2022-03-15 14:56:46,630 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200948885] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:46,630 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:46,630 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:46,630 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245608805] [2022-03-15 14:56:46,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:46,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:46,630 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:46,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:46,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:46,631 INFO L87 Difference]: Start difference. First operand 3488 states and 9273 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:47,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:47,967 INFO L93 Difference]: Finished difference Result 4320 states and 11187 transitions. [2022-03-15 14:56:47,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:56:47,967 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:47,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:47,973 INFO L225 Difference]: With dead ends: 4320 [2022-03-15 14:56:47,973 INFO L226 Difference]: Without dead ends: 4320 [2022-03-15 14:56:47,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:56:47,974 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1420 mSDsluCounter, 1397 mSDsCounter, 0 mSdLazyCounter, 1358 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1420 SdHoareTripleChecker+Valid, 1677 SdHoareTripleChecker+Invalid, 1486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:47,974 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1420 Valid, 1677 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1358 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:47,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4320 states. [2022-03-15 14:56:48,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4320 to 3499. [2022-03-15 14:56:48,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3495 states have (on average 2.6623748211731044) internal successors, (9305), 3498 states have internal predecessors, (9305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:48,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-15 14:56:48,016 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-15 14:56:48,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:48,016 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-15 14:56:48,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:48,017 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-15 14:56:48,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:48,019 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:48,019 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:48,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-15 14:56:48,019 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:48,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:48,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1052702360, now seen corresponding path program 29 times [2022-03-15 14:56:48,019 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:48,020 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049137584] [2022-03-15 14:56:48,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:48,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:48,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:48,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:48,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049137584] [2022-03-15 14:56:48,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049137584] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:48,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:48,519 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:48,519 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142323074] [2022-03-15 14:56:48,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:48,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:48,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:48,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:48,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:48,519 INFO L87 Difference]: Start difference. First operand 3499 states and 9305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:49,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:49,653 INFO L93 Difference]: Finished difference Result 4254 states and 11017 transitions. [2022-03-15 14:56:49,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:49,653 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:49,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:49,659 INFO L225 Difference]: With dead ends: 4254 [2022-03-15 14:56:49,659 INFO L226 Difference]: Without dead ends: 4254 [2022-03-15 14:56:49,659 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:49,660 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1183 mSDsluCounter, 1320 mSDsCounter, 0 mSdLazyCounter, 1209 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1183 SdHoareTripleChecker+Valid, 1598 SdHoareTripleChecker+Invalid, 1306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:49,660 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1183 Valid, 1598 Invalid, 1306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1209 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:56:49,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4254 states. [2022-03-15 14:56:49,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4254 to 3466. [2022-03-15 14:56:49,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3466 states, 3462 states have (on average 2.6600231080300403) internal successors, (9209), 3465 states have internal predecessors, (9209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:49,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3466 states and 9209 transitions. [2022-03-15 14:56:49,739 INFO L78 Accepts]: Start accepts. Automaton has 3466 states and 9209 transitions. Word has length 92 [2022-03-15 14:56:49,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:49,740 INFO L470 AbstractCegarLoop]: Abstraction has 3466 states and 9209 transitions. [2022-03-15 14:56:49,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:49,740 INFO L276 IsEmpty]: Start isEmpty. Operand 3466 states and 9209 transitions. [2022-03-15 14:56:49,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:49,742 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:49,743 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:49,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-15 14:56:49,743 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:49,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:49,744 INFO L85 PathProgramCache]: Analyzing trace with hash 280197444, now seen corresponding path program 30 times [2022-03-15 14:56:49,744 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:49,744 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234421877] [2022-03-15 14:56:49,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:49,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:50,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:50,083 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:50,083 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234421877] [2022-03-15 14:56:50,084 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234421877] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:50,084 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:50,084 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:50,084 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850282302] [2022-03-15 14:56:50,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:50,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:50,084 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:50,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:50,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:50,085 INFO L87 Difference]: Start difference. First operand 3466 states and 9209 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:51,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:51,554 INFO L93 Difference]: Finished difference Result 4309 states and 11166 transitions. [2022-03-15 14:56:51,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 14:56:51,554 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:51,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:51,560 INFO L225 Difference]: With dead ends: 4309 [2022-03-15 14:56:51,560 INFO L226 Difference]: Without dead ends: 4309 [2022-03-15 14:56:51,560 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 14:56:51,561 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1138 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1702 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 2137 SdHoareTripleChecker+Invalid, 1826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:51,561 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 2137 Invalid, 1826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1702 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:51,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4309 states. [2022-03-15 14:56:51,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4309 to 3488. [2022-03-15 14:56:51,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3484 states have (on average 2.6615958668197472) internal successors, (9273), 3487 states have internal predecessors, (9273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:51,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-15 14:56:51,606 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-15 14:56:51,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:51,606 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-15 14:56:51,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:51,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-15 14:56:51,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:51,609 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:51,609 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:51,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-15 14:56:51,609 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:51,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:51,609 INFO L85 PathProgramCache]: Analyzing trace with hash 276709014, now seen corresponding path program 31 times [2022-03-15 14:56:51,609 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:51,609 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886843902] [2022-03-15 14:56:51,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:51,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:52,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:52,147 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:52,147 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886843902] [2022-03-15 14:56:52,147 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886843902] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:52,147 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:52,147 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:52,147 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967284324] [2022-03-15 14:56:52,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:52,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:52,147 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:52,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:52,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:52,148 INFO L87 Difference]: Start difference. First operand 3488 states and 9273 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:53,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:53,432 INFO L93 Difference]: Finished difference Result 4287 states and 11102 transitions. [2022-03-15 14:56:53,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:53,432 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:53,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:53,438 INFO L225 Difference]: With dead ends: 4287 [2022-03-15 14:56:53,438 INFO L226 Difference]: Without dead ends: 4287 [2022-03-15 14:56:53,438 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:53,439 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1041 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 1378 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 1804 SdHoareTripleChecker+Invalid, 1470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:53,439 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1041 Valid, 1804 Invalid, 1470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1378 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:56:53,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4287 states. [2022-03-15 14:56:53,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4287 to 3499. [2022-03-15 14:56:53,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3495 states have (on average 2.6623748211731044) internal successors, (9305), 3498 states have internal predecessors, (9305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:53,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-15 14:56:53,518 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-15 14:56:53,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:53,518 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-15 14:56:53,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:53,518 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-15 14:56:53,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:53,521 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:53,521 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:53,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-15 14:56:53,521 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:53,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:53,522 INFO L85 PathProgramCache]: Analyzing trace with hash 276573234, now seen corresponding path program 32 times [2022-03-15 14:56:53,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:53,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436170225] [2022-03-15 14:56:53,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:53,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:54,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:54,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:54,071 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436170225] [2022-03-15 14:56:54,071 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436170225] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:54,071 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:54,071 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:54,071 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340359609] [2022-03-15 14:56:54,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:54,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:54,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:54,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:54,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:54,072 INFO L87 Difference]: Start difference. First operand 3499 states and 9305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:55,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:55,498 INFO L93 Difference]: Finished difference Result 4199 states and 10868 transitions. [2022-03-15 14:56:55,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:55,498 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:55,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:55,504 INFO L225 Difference]: With dead ends: 4199 [2022-03-15 14:56:55,505 INFO L226 Difference]: Without dead ends: 4199 [2022-03-15 14:56:55,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:55,506 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1036 mSDsluCounter, 1794 mSDsCounter, 0 mSdLazyCounter, 1588 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1036 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 1686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:55,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1036 Valid, 2064 Invalid, 1686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1588 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:55,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4199 states. [2022-03-15 14:56:55,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4199 to 3455. [2022-03-15 14:56:55,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3455 states, 3451 states have (on average 2.659229208924949) internal successors, (9177), 3454 states have internal predecessors, (9177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:55,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3455 states and 9177 transitions. [2022-03-15 14:56:55,555 INFO L78 Accepts]: Start accepts. Automaton has 3455 states and 9177 transitions. Word has length 92 [2022-03-15 14:56:55,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:55,556 INFO L470 AbstractCegarLoop]: Abstraction has 3455 states and 9177 transitions. [2022-03-15 14:56:55,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 9177 transitions. [2022-03-15 14:56:55,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:55,558 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:55,558 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:55,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-15 14:56:55,559 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:55,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:55,559 INFO L85 PathProgramCache]: Analyzing trace with hash 56444050, now seen corresponding path program 33 times [2022-03-15 14:56:55,559 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:55,559 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110121052] [2022-03-15 14:56:55,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:55,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:55,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:55,954 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:55,954 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110121052] [2022-03-15 14:56:55,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110121052] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:55,954 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:55,954 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:55,954 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177458243] [2022-03-15 14:56:55,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:55,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:55,955 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:55,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:55,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:55,955 INFO L87 Difference]: Start difference. First operand 3455 states and 9177 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:57,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:57,300 INFO L93 Difference]: Finished difference Result 4276 states and 11059 transitions. [2022-03-15 14:56:57,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:57,300 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:57,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:57,305 INFO L225 Difference]: With dead ends: 4276 [2022-03-15 14:56:57,306 INFO L226 Difference]: Without dead ends: 4276 [2022-03-15 14:56:57,306 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:56:57,306 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1192 mSDsluCounter, 1241 mSDsCounter, 0 mSdLazyCounter, 1183 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1192 SdHoareTripleChecker+Valid, 1504 SdHoareTripleChecker+Invalid, 1335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:57,306 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1192 Valid, 1504 Invalid, 1335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1183 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:57,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2022-03-15 14:56:57,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3532. [2022-03-15 14:56:57,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3532 states, 3528 states have (on average 2.6646825396825395) internal successors, (9401), 3531 states have internal predecessors, (9401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:57,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3532 states and 9401 transitions. [2022-03-15 14:56:57,347 INFO L78 Accepts]: Start accepts. Automaton has 3532 states and 9401 transitions. Word has length 92 [2022-03-15 14:56:57,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:57,347 INFO L470 AbstractCegarLoop]: Abstraction has 3532 states and 9401 transitions. [2022-03-15 14:56:57,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:57,347 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 9401 transitions. [2022-03-15 14:56:57,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:57,350 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:57,350 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:57,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-15 14:56:57,350 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:57,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:57,350 INFO L85 PathProgramCache]: Analyzing trace with hash 60731350, now seen corresponding path program 34 times [2022-03-15 14:56:57,350 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:57,350 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488849149] [2022-03-15 14:56:57,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:57,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:57,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:57,821 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:57,823 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488849149] [2022-03-15 14:56:57,823 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488849149] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:57,823 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:57,823 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:57,823 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770977549] [2022-03-15 14:56:57,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:57,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:57,823 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:57,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:57,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:57,824 INFO L87 Difference]: Start difference. First operand 3532 states and 9401 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:59,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:59,099 INFO L93 Difference]: Finished difference Result 4375 states and 11336 transitions. [2022-03-15 14:56:59,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:59,102 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:59,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:59,108 INFO L225 Difference]: With dead ends: 4375 [2022-03-15 14:56:59,108 INFO L226 Difference]: Without dead ends: 4375 [2022-03-15 14:56:59,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:59,109 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1142 mSDsluCounter, 1529 mSDsCounter, 0 mSdLazyCounter, 1450 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1142 SdHoareTripleChecker+Valid, 1797 SdHoareTripleChecker+Invalid, 1568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:59,109 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1142 Valid, 1797 Invalid, 1568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1450 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:59,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4375 states. [2022-03-15 14:56:59,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4375 to 3543. [2022-03-15 14:56:59,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3543 states, 3539 states have (on average 2.6654422153150605) internal successors, (9433), 3542 states have internal predecessors, (9433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:59,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-15 14:56:59,152 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-15 14:56:59,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:59,152 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-15 14:56:59,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:59,152 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-15 14:56:59,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:59,155 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:59,155 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:59,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-15 14:56:59,155 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:56:59,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:59,157 INFO L85 PathProgramCache]: Analyzing trace with hash 60595570, now seen corresponding path program 35 times [2022-03-15 14:56:59,157 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:59,157 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015690159] [2022-03-15 14:56:59,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:59,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:59,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:59,610 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:59,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015690159] [2022-03-15 14:56:59,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015690159] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:59,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:59,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:59,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970518206] [2022-03-15 14:56:59,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:59,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:59,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:59,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:59,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:59,612 INFO L87 Difference]: Start difference. First operand 3543 states and 9433 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:00,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:00,876 INFO L93 Difference]: Finished difference Result 4309 states and 11166 transitions. [2022-03-15 14:57:00,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:00,877 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:00,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:00,882 INFO L225 Difference]: With dead ends: 4309 [2022-03-15 14:57:00,883 INFO L226 Difference]: Without dead ends: 4309 [2022-03-15 14:57:00,883 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:00,887 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1071 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1071 SdHoareTripleChecker+Valid, 1650 SdHoareTripleChecker+Invalid, 1439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:00,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1071 Valid, 1650 Invalid, 1439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1316 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:00,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4309 states. [2022-03-15 14:57:00,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4309 to 3499. [2022-03-15 14:57:00,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3495 states have (on average 2.6623748211731044) internal successors, (9305), 3498 states have internal predecessors, (9305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:00,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-15 14:57:00,966 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-15 14:57:00,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:00,967 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-15 14:57:00,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:00,968 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-15 14:57:00,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:00,970 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:00,970 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:00,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-15 14:57:00,971 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:00,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:00,972 INFO L85 PathProgramCache]: Analyzing trace with hash 487768106, now seen corresponding path program 36 times [2022-03-15 14:57:00,972 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:00,972 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953907998] [2022-03-15 14:57:00,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:00,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:01,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:01,386 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:01,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953907998] [2022-03-15 14:57:01,387 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953907998] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:01,387 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:01,387 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:01,387 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155771853] [2022-03-15 14:57:01,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:01,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:01,387 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:01,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:01,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:01,387 INFO L87 Difference]: Start difference. First operand 3499 states and 9305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:02,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:02,706 INFO L93 Difference]: Finished difference Result 4474 states and 11613 transitions. [2022-03-15 14:57:02,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:02,707 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:02,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:02,713 INFO L225 Difference]: With dead ends: 4474 [2022-03-15 14:57:02,713 INFO L226 Difference]: Without dead ends: 4474 [2022-03-15 14:57:02,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:02,719 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 935 mSDsluCounter, 1422 mSDsCounter, 0 mSdLazyCounter, 1325 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 935 SdHoareTripleChecker+Valid, 1684 SdHoareTripleChecker+Invalid, 1421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:02,719 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [935 Valid, 1684 Invalid, 1421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1325 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:02,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4474 states. [2022-03-15 14:57:02,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4474 to 3554. [2022-03-15 14:57:02,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:02,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-15 14:57:02,764 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-15 14:57:02,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:02,764 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-15 14:57:02,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:02,764 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-15 14:57:02,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:02,766 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:02,767 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:02,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-15 14:57:02,767 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:02,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:02,768 INFO L85 PathProgramCache]: Analyzing trace with hash 492055406, now seen corresponding path program 37 times [2022-03-15 14:57:02,768 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:02,769 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603081594] [2022-03-15 14:57:02,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:02,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:03,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:03,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:03,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603081594] [2022-03-15 14:57:03,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603081594] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:03,103 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:03,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:03,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070317250] [2022-03-15 14:57:03,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:03,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:03,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:03,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:03,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:03,104 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:04,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:04,680 INFO L93 Difference]: Finished difference Result 4573 states and 11890 transitions. [2022-03-15 14:57:04,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:57:04,680 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:04,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:04,686 INFO L225 Difference]: With dead ends: 4573 [2022-03-15 14:57:04,686 INFO L226 Difference]: Without dead ends: 4573 [2022-03-15 14:57:04,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=389, Invalid=801, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:57:04,687 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1238 mSDsluCounter, 1556 mSDsCounter, 0 mSdLazyCounter, 1541 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1238 SdHoareTripleChecker+Valid, 1831 SdHoareTripleChecker+Invalid, 1637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:04,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1238 Valid, 1831 Invalid, 1637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1541 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:04,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4573 states. [2022-03-15 14:57:04,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4573 to 3565. [2022-03-15 14:57:04,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3561 states have (on average 2.66694748666105) internal successors, (9497), 3564 states have internal predecessors, (9497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:04,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-15 14:57:04,738 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-15 14:57:04,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:04,739 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-15 14:57:04,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:04,739 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-15 14:57:04,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:04,741 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:04,741 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:04,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-15 14:57:04,742 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:04,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:04,742 INFO L85 PathProgramCache]: Analyzing trace with hash 491919626, now seen corresponding path program 38 times [2022-03-15 14:57:04,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:04,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606909052] [2022-03-15 14:57:04,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:04,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:05,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:05,232 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:05,232 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606909052] [2022-03-15 14:57:05,232 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606909052] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:05,232 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:05,232 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:05,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936072623] [2022-03-15 14:57:05,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:05,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:05,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:05,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:05,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:05,233 INFO L87 Difference]: Start difference. First operand 3565 states and 9497 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:06,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:06,633 INFO L93 Difference]: Finished difference Result 4507 states and 11720 transitions. [2022-03-15 14:57:06,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:06,633 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:06,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:06,639 INFO L225 Difference]: With dead ends: 4507 [2022-03-15 14:57:06,639 INFO L226 Difference]: Without dead ends: 4507 [2022-03-15 14:57:06,640 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:06,640 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 935 mSDsluCounter, 1405 mSDsCounter, 0 mSdLazyCounter, 1352 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 935 SdHoareTripleChecker+Valid, 1674 SdHoareTripleChecker+Invalid, 1449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:06,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [935 Valid, 1674 Invalid, 1449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1352 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:06,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4507 states. [2022-03-15 14:57:06,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4507 to 3521. [2022-03-15 14:57:06,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3521 states, 3517 states have (on average 2.663918112027296) internal successors, (9369), 3520 states have internal predecessors, (9369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:06,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 3521 states and 9369 transitions. [2022-03-15 14:57:06,687 INFO L78 Accepts]: Start accepts. Automaton has 3521 states and 9369 transitions. Word has length 92 [2022-03-15 14:57:06,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:06,687 INFO L470 AbstractCegarLoop]: Abstraction has 3521 states and 9369 transitions. [2022-03-15 14:57:06,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:06,687 INFO L276 IsEmpty]: Start isEmpty. Operand 3521 states and 9369 transitions. [2022-03-15 14:57:06,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:06,689 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:06,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:06,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-15 14:57:06,690 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:06,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:06,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1166137352, now seen corresponding path program 39 times [2022-03-15 14:57:06,690 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:06,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883949261] [2022-03-15 14:57:06,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:06,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:07,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:07,047 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:07,047 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883949261] [2022-03-15 14:57:07,047 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883949261] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:07,048 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:07,048 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:07,048 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929215178] [2022-03-15 14:57:07,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:07,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:07,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:07,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:07,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:07,048 INFO L87 Difference]: Start difference. First operand 3521 states and 9369 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:08,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:08,541 INFO L93 Difference]: Finished difference Result 4364 states and 11315 transitions. [2022-03-15 14:57:08,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:08,542 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:08,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:08,548 INFO L225 Difference]: With dead ends: 4364 [2022-03-15 14:57:08,548 INFO L226 Difference]: Without dead ends: 4364 [2022-03-15 14:57:08,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:08,549 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 927 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1591 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 927 SdHoareTripleChecker+Valid, 2001 SdHoareTripleChecker+Invalid, 1685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:08,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [927 Valid, 2001 Invalid, 1685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1591 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:08,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4364 states. [2022-03-15 14:57:08,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4364 to 3543. [2022-03-15 14:57:08,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3543 states, 3539 states have (on average 2.6654422153150605) internal successors, (9433), 3542 states have internal predecessors, (9433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:08,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-15 14:57:08,598 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-15 14:57:08,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:08,598 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-15 14:57:08,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:08,598 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-15 14:57:08,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:08,601 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:08,601 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:08,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-15 14:57:08,601 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:08,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:08,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1170424652, now seen corresponding path program 40 times [2022-03-15 14:57:08,602 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:08,602 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599462144] [2022-03-15 14:57:08,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:08,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:09,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:09,007 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:09,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599462144] [2022-03-15 14:57:09,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599462144] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:09,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:09,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:09,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159438192] [2022-03-15 14:57:09,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:09,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:09,008 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:09,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:09,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:09,008 INFO L87 Difference]: Start difference. First operand 3543 states and 9433 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:10,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:10,693 INFO L93 Difference]: Finished difference Result 4518 states and 11741 transitions. [2022-03-15 14:57:10,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:57:10,693 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:10,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:10,699 INFO L225 Difference]: With dead ends: 4518 [2022-03-15 14:57:10,699 INFO L226 Difference]: Without dead ends: 4518 [2022-03-15 14:57:10,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=412, Invalid=848, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:57:10,700 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1252 mSDsluCounter, 1782 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1252 SdHoareTripleChecker+Valid, 2059 SdHoareTripleChecker+Invalid, 1886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:10,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1252 Valid, 2059 Invalid, 1886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1792 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:57:10,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-03-15 14:57:10,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3554. [2022-03-15 14:57:10,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:10,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-15 14:57:10,746 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-15 14:57:10,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:10,746 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-15 14:57:10,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:10,746 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-15 14:57:10,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:10,749 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:10,749 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:10,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-15 14:57:10,749 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:10,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:10,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1170288872, now seen corresponding path program 41 times [2022-03-15 14:57:10,750 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:10,750 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419003871] [2022-03-15 14:57:10,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:10,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:11,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:11,308 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:11,308 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419003871] [2022-03-15 14:57:11,308 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419003871] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:11,308 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:11,308 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:11,309 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337248367] [2022-03-15 14:57:11,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:11,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:11,309 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:11,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:11,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:11,309 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:12,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:12,970 INFO L93 Difference]: Finished difference Result 4430 states and 11507 transitions. [2022-03-15 14:57:12,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:12,970 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:12,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:12,976 INFO L225 Difference]: With dead ends: 4430 [2022-03-15 14:57:12,976 INFO L226 Difference]: Without dead ends: 4430 [2022-03-15 14:57:12,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:12,977 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 980 mSDsluCounter, 1848 mSDsCounter, 0 mSdLazyCounter, 1763 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 980 SdHoareTripleChecker+Valid, 2111 SdHoareTripleChecker+Invalid, 1889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:12,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [980 Valid, 2111 Invalid, 1889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1763 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:57:12,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2022-03-15 14:57:13,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 3532. [2022-03-15 14:57:13,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3532 states, 3528 states have (on average 2.6646825396825395) internal successors, (9401), 3531 states have internal predecessors, (9401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:13,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3532 states and 9401 transitions. [2022-03-15 14:57:13,023 INFO L78 Accepts]: Start accepts. Automaton has 3532 states and 9401 transitions. Word has length 92 [2022-03-15 14:57:13,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:13,024 INFO L470 AbstractCegarLoop]: Abstraction has 3532 states and 9401 transitions. [2022-03-15 14:57:13,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:13,024 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 9401 transitions. [2022-03-15 14:57:13,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:13,026 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:13,026 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:13,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-15 14:57:13,027 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:13,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:13,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1280266952, now seen corresponding path program 42 times [2022-03-15 14:57:13,027 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:13,027 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252557018] [2022-03-15 14:57:13,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:13,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:13,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:13,367 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:13,367 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252557018] [2022-03-15 14:57:13,367 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252557018] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:13,367 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:13,367 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:13,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227737476] [2022-03-15 14:57:13,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:13,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:13,368 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:13,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:13,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:13,368 INFO L87 Difference]: Start difference. First operand 3532 states and 9401 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:14,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:14,925 INFO L93 Difference]: Finished difference Result 4496 states and 11688 transitions. [2022-03-15 14:57:14,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 14:57:14,925 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:14,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:14,931 INFO L225 Difference]: With dead ends: 4496 [2022-03-15 14:57:14,932 INFO L226 Difference]: Without dead ends: 4496 [2022-03-15 14:57:14,932 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 14:57:14,932 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1339 mSDsluCounter, 1611 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1339 SdHoareTripleChecker+Valid, 1901 SdHoareTripleChecker+Invalid, 1684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:14,932 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1339 Valid, 1901 Invalid, 1684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1526 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:14,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2022-03-15 14:57:14,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 3543. [2022-03-15 14:57:14,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3543 states, 3539 states have (on average 2.6654422153150605) internal successors, (9433), 3542 states have internal predecessors, (9433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:14,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-15 14:57:14,974 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-15 14:57:14,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:14,974 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-15 14:57:14,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:14,974 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-15 14:57:14,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:14,977 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:14,977 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:14,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-15 14:57:14,977 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:14,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:14,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1276778522, now seen corresponding path program 43 times [2022-03-15 14:57:14,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:14,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549587704] [2022-03-15 14:57:14,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:14,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:14,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:15,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:15,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:15,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549587704] [2022-03-15 14:57:15,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549587704] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:15,376 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:15,376 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:15,376 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676259662] [2022-03-15 14:57:15,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:15,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:15,376 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:15,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:15,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:15,377 INFO L87 Difference]: Start difference. First operand 3543 states and 9433 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:16,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:16,919 INFO L93 Difference]: Finished difference Result 4496 states and 11688 transitions. [2022-03-15 14:57:16,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 14:57:16,919 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:16,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:16,925 INFO L225 Difference]: With dead ends: 4496 [2022-03-15 14:57:16,925 INFO L226 Difference]: Without dead ends: 4496 [2022-03-15 14:57:16,925 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 14:57:16,926 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1291 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1291 SdHoareTripleChecker+Valid, 1818 SdHoareTripleChecker+Invalid, 1609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:16,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1291 Valid, 1818 Invalid, 1609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:16,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2022-03-15 14:57:16,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 3554. [2022-03-15 14:57:16,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:16,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-15 14:57:16,970 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-15 14:57:16,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:16,970 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-15 14:57:16,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-15 14:57:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:16,973 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:16,973 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:16,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-15 14:57:16,973 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:16,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:16,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1276642742, now seen corresponding path program 44 times [2022-03-15 14:57:16,974 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:16,974 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680585105] [2022-03-15 14:57:16,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:16,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:17,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:17,458 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:17,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680585105] [2022-03-15 14:57:17,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680585105] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:17,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:17,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:17,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104833971] [2022-03-15 14:57:17,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:17,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:17,459 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:17,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:17,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:17,460 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:18,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:18,742 INFO L93 Difference]: Finished difference Result 4430 states and 11518 transitions. [2022-03-15 14:57:18,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:18,743 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:18,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:18,750 INFO L225 Difference]: With dead ends: 4430 [2022-03-15 14:57:18,750 INFO L226 Difference]: Without dead ends: 4430 [2022-03-15 14:57:18,750 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:18,751 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1257 mSDsluCounter, 1368 mSDsCounter, 0 mSdLazyCounter, 1306 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1257 SdHoareTripleChecker+Valid, 1640 SdHoareTripleChecker+Invalid, 1437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:18,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1257 Valid, 1640 Invalid, 1437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1306 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:18,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2022-03-15 14:57:18,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 3499. [2022-03-15 14:57:18,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3495 states have (on average 2.6623748211731044) internal successors, (9305), 3498 states have internal predecessors, (9305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:18,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-15 14:57:18,804 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-15 14:57:18,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:18,804 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-15 14:57:18,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:18,804 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-15 14:57:18,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:18,809 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:18,809 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:18,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-15 14:57:18,810 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:18,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:18,810 INFO L85 PathProgramCache]: Analyzing trace with hash -895587654, now seen corresponding path program 45 times [2022-03-15 14:57:18,810 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:18,810 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229705480] [2022-03-15 14:57:18,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:18,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:19,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:19,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:19,163 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229705480] [2022-03-15 14:57:19,163 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229705480] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:19,163 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:19,163 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:19,163 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232583280] [2022-03-15 14:57:19,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:19,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:19,163 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:19,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:19,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:19,163 INFO L87 Difference]: Start difference. First operand 3499 states and 9305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:20,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:20,576 INFO L93 Difference]: Finished difference Result 4386 states and 11357 transitions. [2022-03-15 14:57:20,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:20,576 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:20,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:20,583 INFO L225 Difference]: With dead ends: 4386 [2022-03-15 14:57:20,583 INFO L226 Difference]: Without dead ends: 4386 [2022-03-15 14:57:20,583 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:20,584 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1206 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1686 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 2069 SdHoareTripleChecker+Invalid, 1778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:20,585 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1206 Valid, 2069 Invalid, 1778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1686 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:20,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4386 states. [2022-03-15 14:57:20,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4386 to 3576. [2022-03-15 14:57:20,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3576 states, 3572 states have (on average 2.6676931690929453) internal successors, (9529), 3575 states have internal predecessors, (9529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:20,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3576 states and 9529 transitions. [2022-03-15 14:57:20,635 INFO L78 Accepts]: Start accepts. Automaton has 3576 states and 9529 transitions. Word has length 92 [2022-03-15 14:57:20,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:20,635 INFO L470 AbstractCegarLoop]: Abstraction has 3576 states and 9529 transitions. [2022-03-15 14:57:20,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:20,635 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 9529 transitions. [2022-03-15 14:57:20,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:20,638 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:20,638 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:20,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-15 14:57:20,638 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:20,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:20,639 INFO L85 PathProgramCache]: Analyzing trace with hash -891300354, now seen corresponding path program 46 times [2022-03-15 14:57:20,639 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:20,639 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112441540] [2022-03-15 14:57:20,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:20,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:20,982 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:20,982 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112441540] [2022-03-15 14:57:20,982 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112441540] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:20,982 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:20,982 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:20,982 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877509411] [2022-03-15 14:57:20,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:20,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:20,982 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:20,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:20,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:20,983 INFO L87 Difference]: Start difference. First operand 3576 states and 9529 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:22,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:22,033 INFO L93 Difference]: Finished difference Result 4485 states and 11634 transitions. [2022-03-15 14:57:22,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:22,033 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:22,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:22,040 INFO L225 Difference]: With dead ends: 4485 [2022-03-15 14:57:22,040 INFO L226 Difference]: Without dead ends: 4485 [2022-03-15 14:57:22,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:22,041 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1012 mSDsluCounter, 1314 mSDsCounter, 0 mSdLazyCounter, 1239 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1012 SdHoareTripleChecker+Valid, 1580 SdHoareTripleChecker+Invalid, 1363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:22,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1012 Valid, 1580 Invalid, 1363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1239 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:57:22,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4485 states. [2022-03-15 14:57:22,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4485 to 3587. [2022-03-15 14:57:22,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3587 states, 3583 states have (on average 2.668434272955624) internal successors, (9561), 3586 states have internal predecessors, (9561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:22,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 3587 states and 9561 transitions. [2022-03-15 14:57:22,094 INFO L78 Accepts]: Start accepts. Automaton has 3587 states and 9561 transitions. Word has length 92 [2022-03-15 14:57:22,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:22,094 INFO L470 AbstractCegarLoop]: Abstraction has 3587 states and 9561 transitions. [2022-03-15 14:57:22,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:22,094 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 9561 transitions. [2022-03-15 14:57:22,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:22,097 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:22,097 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:22,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-15 14:57:22,097 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:22,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:22,097 INFO L85 PathProgramCache]: Analyzing trace with hash -891436134, now seen corresponding path program 47 times [2022-03-15 14:57:22,098 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:22,098 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867102501] [2022-03-15 14:57:22,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:22,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:22,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:22,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:22,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867102501] [2022-03-15 14:57:22,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867102501] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:22,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:22,572 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:22,572 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298053640] [2022-03-15 14:57:22,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:22,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:22,572 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:22,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:22,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:22,573 INFO L87 Difference]: Start difference. First operand 3587 states and 9561 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:24,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:24,064 INFO L93 Difference]: Finished difference Result 4419 states and 11464 transitions. [2022-03-15 14:57:24,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:24,064 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:24,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:24,070 INFO L225 Difference]: With dead ends: 4419 [2022-03-15 14:57:24,070 INFO L226 Difference]: Without dead ends: 4419 [2022-03-15 14:57:24,071 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:24,071 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1235 mSDsluCounter, 1575 mSDsCounter, 0 mSdLazyCounter, 1544 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 1839 SdHoareTripleChecker+Invalid, 1639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:24,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 1839 Invalid, 1639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1544 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:24,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4419 states. [2022-03-15 14:57:24,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4419 to 3543. [2022-03-15 14:57:24,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3543 states, 3539 states have (on average 2.6654422153150605) internal successors, (9433), 3542 states have internal predecessors, (9433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:24,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-15 14:57:24,118 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-15 14:57:24,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:24,118 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-15 14:57:24,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-15 14:57:24,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:24,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:24,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:24,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-15 14:57:24,121 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:24,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:24,121 INFO L85 PathProgramCache]: Analyzing trace with hash -217218408, now seen corresponding path program 48 times [2022-03-15 14:57:24,121 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:24,121 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499638393] [2022-03-15 14:57:24,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:24,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:24,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:24,438 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:24,439 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499638393] [2022-03-15 14:57:24,439 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499638393] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:24,439 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:24,439 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:24,439 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931390806] [2022-03-15 14:57:24,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:24,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:24,439 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:24,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:24,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:24,440 INFO L87 Difference]: Start difference. First operand 3543 states and 9433 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:25,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:25,558 INFO L93 Difference]: Finished difference Result 4452 states and 11549 transitions. [2022-03-15 14:57:25,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:25,558 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:25,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:25,564 INFO L225 Difference]: With dead ends: 4452 [2022-03-15 14:57:25,564 INFO L226 Difference]: Without dead ends: 4452 [2022-03-15 14:57:25,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:25,565 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 926 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 1442 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 926 SdHoareTripleChecker+Valid, 1799 SdHoareTripleChecker+Invalid, 1540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:25,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [926 Valid, 1799 Invalid, 1540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1442 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:57:25,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4452 states. [2022-03-15 14:57:25,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4452 to 3565. [2022-03-15 14:57:25,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3561 states have (on average 2.66694748666105) internal successors, (9497), 3564 states have internal predecessors, (9497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:25,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-15 14:57:25,609 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-15 14:57:25,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:25,609 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-15 14:57:25,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:25,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-15 14:57:25,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:25,612 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:25,612 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:25,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-15 14:57:25,612 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:25,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:25,612 INFO L85 PathProgramCache]: Analyzing trace with hash -212931108, now seen corresponding path program 49 times [2022-03-15 14:57:25,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:25,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66503035] [2022-03-15 14:57:25,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:25,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:25,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:25,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:25,880 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:25,880 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66503035] [2022-03-15 14:57:25,880 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66503035] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:25,880 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:25,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:25,881 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530255081] [2022-03-15 14:57:25,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:25,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:25,881 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:25,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:25,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:25,881 INFO L87 Difference]: Start difference. First operand 3565 states and 9497 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:27,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:27,228 INFO L93 Difference]: Finished difference Result 4606 states and 11975 transitions. [2022-03-15 14:57:27,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:57:27,229 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:27,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:27,235 INFO L225 Difference]: With dead ends: 4606 [2022-03-15 14:57:27,235 INFO L226 Difference]: Without dead ends: 4606 [2022-03-15 14:57:27,235 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:57:27,236 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1288 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1288 SdHoareTripleChecker+Valid, 1902 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:27,236 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1288 Valid, 1902 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:27,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4606 states. [2022-03-15 14:57:27,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4606 to 3576. [2022-03-15 14:57:27,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3576 states, 3572 states have (on average 2.6676931690929453) internal successors, (9529), 3575 states have internal predecessors, (9529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3576 states and 9529 transitions. [2022-03-15 14:57:27,284 INFO L78 Accepts]: Start accepts. Automaton has 3576 states and 9529 transitions. Word has length 92 [2022-03-15 14:57:27,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:27,284 INFO L470 AbstractCegarLoop]: Abstraction has 3576 states and 9529 transitions. [2022-03-15 14:57:27,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:27,285 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 9529 transitions. [2022-03-15 14:57:27,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:27,287 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:27,287 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:27,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-15 14:57:27,287 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:27,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:27,288 INFO L85 PathProgramCache]: Analyzing trace with hash -213066888, now seen corresponding path program 50 times [2022-03-15 14:57:27,288 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:27,288 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214130546] [2022-03-15 14:57:27,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:27,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:27,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:27,868 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:27,868 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214130546] [2022-03-15 14:57:27,868 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214130546] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:27,868 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:27,868 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:27,868 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747568754] [2022-03-15 14:57:27,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:27,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:27,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:27,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:27,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:27,869 INFO L87 Difference]: Start difference. First operand 3576 states and 9529 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:29,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:29,395 INFO L93 Difference]: Finished difference Result 4518 states and 11741 transitions. [2022-03-15 14:57:29,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:29,395 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:29,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:29,401 INFO L225 Difference]: With dead ends: 4518 [2022-03-15 14:57:29,401 INFO L226 Difference]: Without dead ends: 4518 [2022-03-15 14:57:29,401 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:29,402 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1073 mSDsluCounter, 1685 mSDsCounter, 0 mSdLazyCounter, 1675 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 1945 SdHoareTripleChecker+Invalid, 1776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 1675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:29,402 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1073 Valid, 1945 Invalid, 1776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 1675 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:29,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-03-15 14:57:29,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3554. [2022-03-15 14:57:29,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:29,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-15 14:57:29,443 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-15 14:57:29,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:29,444 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-15 14:57:29,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:29,444 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-15 14:57:29,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:29,446 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:29,446 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:29,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-15 14:57:29,446 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:29,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:29,446 INFO L85 PathProgramCache]: Analyzing trace with hash -103088808, now seen corresponding path program 51 times [2022-03-15 14:57:29,446 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:29,447 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510481894] [2022-03-15 14:57:29,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:29,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:29,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:29,754 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:29,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510481894] [2022-03-15 14:57:29,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510481894] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:29,754 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:29,754 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:29,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904702556] [2022-03-15 14:57:29,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:29,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:29,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:29,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:29,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:29,755 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:30,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:30,982 INFO L93 Difference]: Finished difference Result 4562 states and 11858 transitions. [2022-03-15 14:57:30,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 14:57:30,983 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:30,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:30,989 INFO L225 Difference]: With dead ends: 4562 [2022-03-15 14:57:30,989 INFO L226 Difference]: Without dead ends: 4562 [2022-03-15 14:57:30,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=472, Invalid=934, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 14:57:30,990 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1084 mSDsluCounter, 1035 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1084 SdHoareTripleChecker+Valid, 1340 SdHoareTripleChecker+Invalid, 1208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:30,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1084 Valid, 1340 Invalid, 1208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:57:30,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4562 states. [2022-03-15 14:57:31,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4562 to 3565. [2022-03-15 14:57:31,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3561 states have (on average 2.66694748666105) internal successors, (9497), 3564 states have internal predecessors, (9497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:31,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-15 14:57:31,041 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-15 14:57:31,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:31,041 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-15 14:57:31,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:31,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-15 14:57:31,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:31,044 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:31,044 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:31,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-15 14:57:31,044 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:31,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:31,044 INFO L85 PathProgramCache]: Analyzing trace with hash -106577238, now seen corresponding path program 52 times [2022-03-15 14:57:31,044 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:31,044 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537610183] [2022-03-15 14:57:31,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:31,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:31,426 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:31,426 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537610183] [2022-03-15 14:57:31,426 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537610183] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:31,426 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:31,426 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:31,426 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133559416] [2022-03-15 14:57:31,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:31,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:31,427 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:31,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:31,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:31,427 INFO L87 Difference]: Start difference. First operand 3565 states and 9497 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:32,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:32,814 INFO L93 Difference]: Finished difference Result 4584 states and 11922 transitions. [2022-03-15 14:57:32,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:57:32,814 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:32,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:32,820 INFO L225 Difference]: With dead ends: 4584 [2022-03-15 14:57:32,820 INFO L226 Difference]: Without dead ends: 4584 [2022-03-15 14:57:32,820 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:57:32,820 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1014 mSDsluCounter, 1371 mSDsCounter, 0 mSdLazyCounter, 1353 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1014 SdHoareTripleChecker+Valid, 1652 SdHoareTripleChecker+Invalid, 1485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:32,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1014 Valid, 1652 Invalid, 1485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1353 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:32,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4584 states. [2022-03-15 14:57:32,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4584 to 3576. [2022-03-15 14:57:32,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3576 states, 3572 states have (on average 2.6676931690929453) internal successors, (9529), 3575 states have internal predecessors, (9529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:32,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3576 states and 9529 transitions. [2022-03-15 14:57:32,861 INFO L78 Accepts]: Start accepts. Automaton has 3576 states and 9529 transitions. Word has length 92 [2022-03-15 14:57:32,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:32,861 INFO L470 AbstractCegarLoop]: Abstraction has 3576 states and 9529 transitions. [2022-03-15 14:57:32,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:32,862 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 9529 transitions. [2022-03-15 14:57:32,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:32,864 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:32,864 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:32,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-15 14:57:32,864 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:32,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:32,864 INFO L85 PathProgramCache]: Analyzing trace with hash -106713018, now seen corresponding path program 53 times [2022-03-15 14:57:32,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:32,865 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421195280] [2022-03-15 14:57:32,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:32,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:32,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:33,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:33,374 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:33,374 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421195280] [2022-03-15 14:57:33,374 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421195280] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:33,374 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:33,374 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:33,374 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136997975] [2022-03-15 14:57:33,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:33,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:33,374 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:33,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:33,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:33,374 INFO L87 Difference]: Start difference. First operand 3576 states and 9529 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:34,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:34,642 INFO L93 Difference]: Finished difference Result 4518 states and 11752 transitions. [2022-03-15 14:57:34,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:34,642 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:34,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:34,649 INFO L225 Difference]: With dead ends: 4518 [2022-03-15 14:57:34,649 INFO L226 Difference]: Without dead ends: 4518 [2022-03-15 14:57:34,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:34,650 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1059 mSDsluCounter, 1277 mSDsCounter, 0 mSdLazyCounter, 1262 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1059 SdHoareTripleChecker+Valid, 1547 SdHoareTripleChecker+Invalid, 1369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 1262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:34,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1059 Valid, 1547 Invalid, 1369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 1262 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:57:34,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-03-15 14:57:34,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3521. [2022-03-15 14:57:34,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3521 states, 3517 states have (on average 2.663918112027296) internal successors, (9369), 3520 states have internal predecessors, (9369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:34,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 3521 states and 9369 transitions. [2022-03-15 14:57:34,698 INFO L78 Accepts]: Start accepts. Automaton has 3521 states and 9369 transitions. Word has length 92 [2022-03-15 14:57:34,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:34,698 INFO L470 AbstractCegarLoop]: Abstraction has 3521 states and 9369 transitions. [2022-03-15 14:57:34,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:34,698 INFO L276 IsEmpty]: Start isEmpty. Operand 3521 states and 9369 transitions. [2022-03-15 14:57:34,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:34,701 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:34,701 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:34,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-15 14:57:34,701 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:34,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:34,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1594690426, now seen corresponding path program 54 times [2022-03-15 14:57:34,701 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:34,701 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484774825] [2022-03-15 14:57:34,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:34,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:35,034 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:35,034 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484774825] [2022-03-15 14:57:35,034 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484774825] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:35,034 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:35,034 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:35,034 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350528355] [2022-03-15 14:57:35,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:35,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:35,034 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:35,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:35,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:35,035 INFO L87 Difference]: Start difference. First operand 3521 states and 9369 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:36,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:36,381 INFO L93 Difference]: Finished difference Result 4254 states and 10995 transitions. [2022-03-15 14:57:36,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:36,382 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:36,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:36,387 INFO L225 Difference]: With dead ends: 4254 [2022-03-15 14:57:36,387 INFO L226 Difference]: Without dead ends: 4254 [2022-03-15 14:57:36,387 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:36,387 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 1200 mSDsluCounter, 1506 mSDsCounter, 0 mSdLazyCounter, 1435 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1200 SdHoareTripleChecker+Valid, 1761 SdHoareTripleChecker+Invalid, 1533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:36,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1200 Valid, 1761 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1435 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:36,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4254 states. [2022-03-15 14:57:36,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4254 to 3554. [2022-03-15 14:57:36,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:36,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-15 14:57:36,427 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-15 14:57:36,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:36,427 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-15 14:57:36,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:36,427 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-15 14:57:36,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:36,429 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:36,429 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:36,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-15 14:57:36,429 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:36,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:36,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1598977726, now seen corresponding path program 55 times [2022-03-15 14:57:36,430 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:36,430 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491263189] [2022-03-15 14:57:36,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:36,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:36,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:36,767 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:36,768 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491263189] [2022-03-15 14:57:36,768 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491263189] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:36,768 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:36,768 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:36,768 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999861758] [2022-03-15 14:57:36,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:36,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:36,768 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:36,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:36,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:36,768 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:38,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:38,003 INFO L93 Difference]: Finished difference Result 4386 states and 11357 transitions. [2022-03-15 14:57:38,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:38,004 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:38,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:38,010 INFO L225 Difference]: With dead ends: 4386 [2022-03-15 14:57:38,010 INFO L226 Difference]: Without dead ends: 4386 [2022-03-15 14:57:38,010 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:38,011 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1158 mSDsluCounter, 1279 mSDsCounter, 0 mSdLazyCounter, 1300 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1158 SdHoareTripleChecker+Valid, 1543 SdHoareTripleChecker+Invalid, 1426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:38,011 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1158 Valid, 1543 Invalid, 1426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1300 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:57:38,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4386 states. [2022-03-15 14:57:38,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4386 to 3565. [2022-03-15 14:57:38,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3561 states have (on average 2.66694748666105) internal successors, (9497), 3564 states have internal predecessors, (9497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:38,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-15 14:57:38,056 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-15 14:57:38,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:38,056 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-15 14:57:38,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:38,056 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-15 14:57:38,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:38,058 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:38,058 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:38,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-15 14:57:38,059 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:38,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:38,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1598841946, now seen corresponding path program 56 times [2022-03-15 14:57:38,059 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:38,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958945988] [2022-03-15 14:57:38,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:38,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:38,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:38,460 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:38,460 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958945988] [2022-03-15 14:57:38,460 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958945988] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:38,460 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:38,460 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:38,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819558198] [2022-03-15 14:57:38,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:38,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:38,461 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:38,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:38,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:38,461 INFO L87 Difference]: Start difference. First operand 3565 states and 9497 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:39,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:39,686 INFO L93 Difference]: Finished difference Result 4320 states and 11187 transitions. [2022-03-15 14:57:39,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:39,686 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:39,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:39,692 INFO L225 Difference]: With dead ends: 4320 [2022-03-15 14:57:39,693 INFO L226 Difference]: Without dead ends: 4320 [2022-03-15 14:57:39,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:39,693 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 921 mSDsluCounter, 1628 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 921 SdHoareTripleChecker+Valid, 1890 SdHoareTripleChecker+Invalid, 1619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:39,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [921 Valid, 1890 Invalid, 1619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1519 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:57:39,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4320 states. [2022-03-15 14:57:39,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4320 to 3543. [2022-03-15 14:57:39,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3543 states, 3539 states have (on average 2.6654422153150605) internal successors, (9433), 3542 states have internal predecessors, (9433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:39,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-15 14:57:39,767 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-15 14:57:39,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:39,767 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-15 14:57:39,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:39,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-15 14:57:39,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:39,770 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:39,770 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:39,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-15 14:57:39,770 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:39,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:39,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1708820026, now seen corresponding path program 57 times [2022-03-15 14:57:39,771 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:39,771 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180527891] [2022-03-15 14:57:39,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:39,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:40,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:40,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:40,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180527891] [2022-03-15 14:57:40,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180527891] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:40,061 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:40,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:40,061 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638652063] [2022-03-15 14:57:40,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:40,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:40,061 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:40,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:40,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:40,062 INFO L87 Difference]: Start difference. First operand 3543 states and 9433 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:41,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:41,803 INFO L93 Difference]: Finished difference Result 4496 states and 11677 transitions. [2022-03-15 14:57:41,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 14:57:41,804 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:41,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:41,810 INFO L225 Difference]: With dead ends: 4496 [2022-03-15 14:57:41,810 INFO L226 Difference]: Without dead ends: 4496 [2022-03-15 14:57:41,810 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=494, Invalid=988, Unknown=0, NotChecked=0, Total=1482 [2022-03-15 14:57:41,811 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 970 mSDsluCounter, 2079 mSDsCounter, 0 mSdLazyCounter, 2020 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 2378 SdHoareTripleChecker+Invalid, 2119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 2020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:41,811 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [970 Valid, 2378 Invalid, 2119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 2020 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:57:41,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2022-03-15 14:57:41,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 3554. [2022-03-15 14:57:41,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:41,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-15 14:57:41,856 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-15 14:57:41,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:41,856 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-15 14:57:41,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:41,856 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-15 14:57:41,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:41,859 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:41,859 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:41,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-15 14:57:41,859 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:41,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:41,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1705331596, now seen corresponding path program 58 times [2022-03-15 14:57:41,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:41,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520937745] [2022-03-15 14:57:41,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:41,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:42,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:42,390 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:42,390 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520937745] [2022-03-15 14:57:42,390 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520937745] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:42,390 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:42,390 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:42,390 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749675729] [2022-03-15 14:57:42,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:42,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:42,390 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:42,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:42,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:42,391 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:44,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:44,047 INFO L93 Difference]: Finished difference Result 4474 states and 11613 transitions. [2022-03-15 14:57:44,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:57:44,047 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:44,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:44,053 INFO L225 Difference]: With dead ends: 4474 [2022-03-15 14:57:44,053 INFO L226 Difference]: Without dead ends: 4474 [2022-03-15 14:57:44,053 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:57:44,054 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1289 mSDsluCounter, 1796 mSDsCounter, 0 mSdLazyCounter, 1770 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1289 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:44,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1289 Valid, 2061 Invalid, 1899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1770 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:57:44,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4474 states. [2022-03-15 14:57:44,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4474 to 3565. [2022-03-15 14:57:44,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3561 states have (on average 2.66694748666105) internal successors, (9497), 3564 states have internal predecessors, (9497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:44,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-15 14:57:44,120 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-15 14:57:44,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:44,120 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-15 14:57:44,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:44,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-15 14:57:44,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:44,123 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:44,123 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:44,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-15 14:57:44,123 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:44,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:44,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1705195816, now seen corresponding path program 59 times [2022-03-15 14:57:44,124 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:44,124 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64264487] [2022-03-15 14:57:44,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:44,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:44,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:44,640 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:44,640 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64264487] [2022-03-15 14:57:44,640 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64264487] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:44,640 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:44,640 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:44,641 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383963777] [2022-03-15 14:57:44,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:44,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:44,641 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:44,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:44,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:44,641 INFO L87 Difference]: Start difference. First operand 3565 states and 9497 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:46,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:46,063 INFO L93 Difference]: Finished difference Result 4408 states and 11443 transitions. [2022-03-15 14:57:46,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:46,063 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:46,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:46,070 INFO L225 Difference]: With dead ends: 4408 [2022-03-15 14:57:46,070 INFO L226 Difference]: Without dead ends: 4408 [2022-03-15 14:57:46,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:46,070 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1172 mSDsluCounter, 1443 mSDsCounter, 0 mSdLazyCounter, 1471 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1172 SdHoareTripleChecker+Valid, 1706 SdHoareTripleChecker+Invalid, 1576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:46,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1172 Valid, 1706 Invalid, 1576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1471 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:46,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4408 states. [2022-03-15 14:57:46,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4408 to 3532. [2022-03-15 14:57:46,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3532 states, 3528 states have (on average 2.6646825396825395) internal successors, (9401), 3531 states have internal predecessors, (9401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:46,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3532 states and 9401 transitions. [2022-03-15 14:57:46,123 INFO L78 Accepts]: Start accepts. Automaton has 3532 states and 9401 transitions. Word has length 92 [2022-03-15 14:57:46,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:46,123 INFO L470 AbstractCegarLoop]: Abstraction has 3532 states and 9401 transitions. [2022-03-15 14:57:46,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:46,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 9401 transitions. [2022-03-15 14:57:46,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:46,126 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:46,126 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:46,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-15 14:57:46,126 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:46,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:46,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1256871676, now seen corresponding path program 60 times [2022-03-15 14:57:46,127 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:46,127 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587438913] [2022-03-15 14:57:46,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:46,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:46,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:46,447 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:46,447 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587438913] [2022-03-15 14:57:46,447 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587438913] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:46,447 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:46,447 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:46,447 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861802899] [2022-03-15 14:57:46,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:46,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:46,447 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:46,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:46,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:46,448 INFO L87 Difference]: Start difference. First operand 3532 states and 9401 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:48,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:48,081 INFO L93 Difference]: Finished difference Result 4463 states and 11592 transitions. [2022-03-15 14:57:48,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 14:57:48,081 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:48,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:48,086 INFO L225 Difference]: With dead ends: 4463 [2022-03-15 14:57:48,086 INFO L226 Difference]: Without dead ends: 4463 [2022-03-15 14:57:48,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 14:57:48,087 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1030 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1816 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1030 SdHoareTripleChecker+Valid, 2124 SdHoareTripleChecker+Invalid, 1951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:48,087 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1030 Valid, 2124 Invalid, 1951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1816 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:48,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4463 states. [2022-03-15 14:57:48,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4463 to 3554. [2022-03-15 14:57:48,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3550 states have (on average 2.6661971830985913) internal successors, (9465), 3553 states have internal predecessors, (9465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:48,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-15 14:57:48,127 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-15 14:57:48,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:48,127 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-15 14:57:48,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:48,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-15 14:57:48,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:48,129 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:48,130 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:48,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-15 14:57:48,130 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:48,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:48,130 INFO L85 PathProgramCache]: Analyzing trace with hash -1260360106, now seen corresponding path program 61 times [2022-03-15 14:57:48,130 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:48,130 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324210286] [2022-03-15 14:57:48,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:48,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:48,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:48,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:48,489 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:48,489 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324210286] [2022-03-15 14:57:48,489 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324210286] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:48,489 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:48,489 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:48,489 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279700095] [2022-03-15 14:57:48,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:48,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:48,489 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:48,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:48,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:48,490 INFO L87 Difference]: Start difference. First operand 3554 states and 9465 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:49,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:49,442 INFO L93 Difference]: Finished difference Result 4441 states and 11528 transitions. [2022-03-15 14:57:49,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:49,443 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:49,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:49,449 INFO L225 Difference]: With dead ends: 4441 [2022-03-15 14:57:49,449 INFO L226 Difference]: Without dead ends: 4441 [2022-03-15 14:57:49,450 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:49,450 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1437 mSDsluCounter, 1179 mSDsCounter, 0 mSdLazyCounter, 1242 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1437 SdHoareTripleChecker+Valid, 1446 SdHoareTripleChecker+Invalid, 1380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:49,450 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1437 Valid, 1446 Invalid, 1380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1242 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:57:49,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4441 states. [2022-03-15 14:57:49,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4441 to 3565. [2022-03-15 14:57:49,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3565 states, 3561 states have (on average 2.66694748666105) internal successors, (9497), 3564 states have internal predecessors, (9497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:49,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-15 14:57:49,501 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-15 14:57:49,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:49,501 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-15 14:57:49,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:49,501 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-15 14:57:49,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:49,504 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:49,504 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:49,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-15 14:57:49,504 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:49,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:49,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1260495886, now seen corresponding path program 62 times [2022-03-15 14:57:49,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:49,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788147263] [2022-03-15 14:57:49,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:49,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:49,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:49,938 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:49,938 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788147263] [2022-03-15 14:57:49,938 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788147263] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:49,938 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:49,938 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:49,938 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546390089] [2022-03-15 14:57:49,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:49,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:49,938 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:49,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:49,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:49,939 INFO L87 Difference]: Start difference. First operand 3565 states and 9497 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:51,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:51,187 INFO L93 Difference]: Finished difference Result 4353 states and 11294 transitions. [2022-03-15 14:57:51,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:51,187 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:51,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:51,193 INFO L225 Difference]: With dead ends: 4353 [2022-03-15 14:57:51,193 INFO L226 Difference]: Without dead ends: 4353 [2022-03-15 14:57:51,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:51,193 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1191 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1695 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1191 SdHoareTripleChecker+Valid, 2002 SdHoareTripleChecker+Invalid, 1801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:51,193 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1191 Valid, 2002 Invalid, 1801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1695 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:51,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4353 states. [2022-03-15 14:57:51,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4353 to 3499. [2022-03-15 14:57:51,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3499 states, 3495 states have (on average 2.6623748211731044) internal successors, (9305), 3498 states have internal predecessors, (9305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:51,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-15 14:57:51,235 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-15 14:57:51,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:51,235 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-15 14:57:51,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:51,236 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-15 14:57:51,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:51,238 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:51,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:51,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-15 14:57:51,238 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:51,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:51,238 INFO L85 PathProgramCache]: Analyzing trace with hash 342088176, now seen corresponding path program 1 times [2022-03-15 14:57:51,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:51,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998882853] [2022-03-15 14:57:51,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:51,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:51,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:51,639 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:51,639 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998882853] [2022-03-15 14:57:51,639 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998882853] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:51,639 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:51,639 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:51,640 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218648346] [2022-03-15 14:57:51,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:51,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:51,640 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:51,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:51,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:51,640 INFO L87 Difference]: Start difference. First operand 3499 states and 9305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:52,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:52,620 INFO L93 Difference]: Finished difference Result 4082 states and 10538 transitions. [2022-03-15 14:57:52,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:52,620 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:52,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:52,626 INFO L225 Difference]: With dead ends: 4082 [2022-03-15 14:57:52,626 INFO L226 Difference]: Without dead ends: 4082 [2022-03-15 14:57:52,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:52,627 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1320 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 1305 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1320 SdHoareTripleChecker+Valid, 1875 SdHoareTripleChecker+Invalid, 1422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:52,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1320 Valid, 1875 Invalid, 1422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1305 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:57:52,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4082 states. [2022-03-15 14:57:52,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4082 to 3559. [2022-03-15 14:57:52,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3559 states, 3555 states have (on average 2.6672292545710268) internal successors, (9482), 3558 states have internal predecessors, (9482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:52,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 3559 states and 9482 transitions. [2022-03-15 14:57:52,676 INFO L78 Accepts]: Start accepts. Automaton has 3559 states and 9482 transitions. Word has length 92 [2022-03-15 14:57:52,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:52,676 INFO L470 AbstractCegarLoop]: Abstraction has 3559 states and 9482 transitions. [2022-03-15 14:57:52,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:52,676 INFO L276 IsEmpty]: Start isEmpty. Operand 3559 states and 9482 transitions. [2022-03-15 14:57:52,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:52,679 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:52,679 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:52,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-15 14:57:52,679 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:52,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:52,679 INFO L85 PathProgramCache]: Analyzing trace with hash 341940306, now seen corresponding path program 2 times [2022-03-15 14:57:52,679 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:52,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491503455] [2022-03-15 14:57:52,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:52,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:53,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:53,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:53,379 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491503455] [2022-03-15 14:57:53,379 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491503455] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:53,379 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:53,380 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:53,380 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750548539] [2022-03-15 14:57:53,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:53,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:53,380 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:53,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:53,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:53,380 INFO L87 Difference]: Start difference. First operand 3559 states and 9482 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:54,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:54,493 INFO L93 Difference]: Finished difference Result 3940 states and 10168 transitions. [2022-03-15 14:57:54,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:54,493 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:54,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:54,499 INFO L225 Difference]: With dead ends: 3940 [2022-03-15 14:57:54,499 INFO L226 Difference]: Without dead ends: 3940 [2022-03-15 14:57:54,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:54,499 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1253 mSDsluCounter, 1580 mSDsCounter, 0 mSdLazyCounter, 1207 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 1870 SdHoareTripleChecker+Invalid, 1292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 1207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:54,499 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 1870 Invalid, 1292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 1207 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:57:54,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3940 states. [2022-03-15 14:57:54,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3940 to 3575. [2022-03-15 14:57:54,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3575 states, 3571 states have (on average 2.668440212825539) internal successors, (9529), 3574 states have internal predecessors, (9529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:54,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 9529 transitions. [2022-03-15 14:57:54,541 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 9529 transitions. Word has length 92 [2022-03-15 14:57:54,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:54,541 INFO L470 AbstractCegarLoop]: Abstraction has 3575 states and 9529 transitions. [2022-03-15 14:57:54,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:54,541 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 9529 transitions. [2022-03-15 14:57:54,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:54,544 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:54,544 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:54,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-15 14:57:54,544 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:54,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:54,544 INFO L85 PathProgramCache]: Analyzing trace with hash -957109264, now seen corresponding path program 3 times [2022-03-15 14:57:54,544 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:54,544 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144862718] [2022-03-15 14:57:54,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:54,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:54,867 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:54,867 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144862718] [2022-03-15 14:57:54,867 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144862718] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:54,867 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:54,867 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:54,867 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270513169] [2022-03-15 14:57:54,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:54,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:54,867 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:54,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:54,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:54,868 INFO L87 Difference]: Start difference. First operand 3575 states and 9529 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:55,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:55,932 INFO L93 Difference]: Finished difference Result 4348 states and 11241 transitions. [2022-03-15 14:57:55,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:55,932 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:55,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:55,938 INFO L225 Difference]: With dead ends: 4348 [2022-03-15 14:57:55,938 INFO L226 Difference]: Without dead ends: 4348 [2022-03-15 14:57:55,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:55,939 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1520 mSDsluCounter, 1081 mSDsCounter, 0 mSdLazyCounter, 983 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1520 SdHoareTripleChecker+Valid, 1381 SdHoareTripleChecker+Invalid, 1113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:55,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1520 Valid, 1381 Invalid, 1113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 983 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:57:55,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4348 states. [2022-03-15 14:57:55,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4348 to 3639. [2022-03-15 14:57:55,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3639 states, 3635 states have (on average 2.673177441540578) internal successors, (9717), 3638 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:55,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 9717 transitions. [2022-03-15 14:57:55,985 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 9717 transitions. Word has length 92 [2022-03-15 14:57:55,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:55,985 INFO L470 AbstractCegarLoop]: Abstraction has 3639 states and 9717 transitions. [2022-03-15 14:57:55,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:55,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 9717 transitions. [2022-03-15 14:57:55,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:55,987 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:55,987 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:55,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-15 14:57:55,988 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:55,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:55,988 INFO L85 PathProgramCache]: Analyzing trace with hash -957257134, now seen corresponding path program 4 times [2022-03-15 14:57:55,988 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:55,988 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55995620] [2022-03-15 14:57:55,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:55,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:56,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:56,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:56,424 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:56,424 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55995620] [2022-03-15 14:57:56,424 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55995620] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:56,424 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:56,425 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:56,425 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586343824] [2022-03-15 14:57:56,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:56,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:56,425 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:56,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:56,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:56,425 INFO L87 Difference]: Start difference. First operand 3639 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:57,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:57,732 INFO L93 Difference]: Finished difference Result 4282 states and 11091 transitions. [2022-03-15 14:57:57,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:57,732 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:57,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:57,738 INFO L225 Difference]: With dead ends: 4282 [2022-03-15 14:57:57,738 INFO L226 Difference]: Without dead ends: 4282 [2022-03-15 14:57:57,738 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:57,739 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1478 mSDsluCounter, 1534 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1478 SdHoareTripleChecker+Valid, 1822 SdHoareTripleChecker+Invalid, 1508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:57,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1478 Valid, 1822 Invalid, 1508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1386 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:57,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4282 states. [2022-03-15 14:57:57,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4282 to 3639. [2022-03-15 14:57:57,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3639 states, 3635 states have (on average 2.673177441540578) internal successors, (9717), 3638 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:57,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 9717 transitions. [2022-03-15 14:57:57,783 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 9717 transitions. Word has length 92 [2022-03-15 14:57:57,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:57,784 INFO L470 AbstractCegarLoop]: Abstraction has 3639 states and 9717 transitions. [2022-03-15 14:57:57,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:57,784 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 9717 transitions. [2022-03-15 14:57:57,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:57,786 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:57,787 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:57,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-15 14:57:57,787 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:57,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:57,787 INFO L85 PathProgramCache]: Analyzing trace with hash -839136904, now seen corresponding path program 5 times [2022-03-15 14:57:57,787 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:57,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644538198] [2022-03-15 14:57:57,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:57,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:57,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:58,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:58,199 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:58,199 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644538198] [2022-03-15 14:57:58,199 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644538198] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:58,199 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:58,199 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:58,199 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831268344] [2022-03-15 14:57:58,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:58,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:58,199 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:58,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:58,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:58,200 INFO L87 Difference]: Start difference. First operand 3639 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:59,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:59,566 INFO L93 Difference]: Finished difference Result 4484 states and 11638 transitions. [2022-03-15 14:57:59,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:57:59,566 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:57:59,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:59,573 INFO L225 Difference]: With dead ends: 4484 [2022-03-15 14:57:59,574 INFO L226 Difference]: Without dead ends: 4484 [2022-03-15 14:57:59,574 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:57:59,574 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1357 mSDsluCounter, 1932 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1357 SdHoareTripleChecker+Valid, 2215 SdHoareTripleChecker+Invalid, 1852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:59,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1357 Valid, 2215 Invalid, 1852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:59,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4484 states. [2022-03-15 14:57:59,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4484 to 3671. [2022-03-15 14:57:59,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3671 states, 3667 states have (on average 2.6754840469048267) internal successors, (9811), 3670 states have internal predecessors, (9811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:59,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3671 states to 3671 states and 9811 transitions. [2022-03-15 14:57:59,626 INFO L78 Accepts]: Start accepts. Automaton has 3671 states and 9811 transitions. Word has length 92 [2022-03-15 14:57:59,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:59,626 INFO L470 AbstractCegarLoop]: Abstraction has 3671 states and 9811 transitions. [2022-03-15 14:57:59,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:59,626 INFO L276 IsEmpty]: Start isEmpty. Operand 3671 states and 9811 transitions. [2022-03-15 14:57:59,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:57:59,629 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:59,629 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:59,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-15 14:57:59,629 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:57:59,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:59,629 INFO L85 PathProgramCache]: Analyzing trace with hash -839284774, now seen corresponding path program 6 times [2022-03-15 14:57:59,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:59,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936860068] [2022-03-15 14:57:59,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:59,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:00,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:00,045 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:00,045 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936860068] [2022-03-15 14:58:00,045 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936860068] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:00,045 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:00,045 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:00,045 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961820121] [2022-03-15 14:58:00,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:00,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:00,045 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:00,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:00,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:00,046 INFO L87 Difference]: Start difference. First operand 3671 states and 9811 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:01,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:01,005 INFO L93 Difference]: Finished difference Result 4396 states and 11424 transitions. [2022-03-15 14:58:01,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:01,005 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:01,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:01,012 INFO L225 Difference]: With dead ends: 4396 [2022-03-15 14:58:01,012 INFO L226 Difference]: Without dead ends: 4396 [2022-03-15 14:58:01,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:01,012 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1482 mSDsluCounter, 1453 mSDsCounter, 0 mSdLazyCounter, 1294 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1482 SdHoareTripleChecker+Valid, 1741 SdHoareTripleChecker+Invalid, 1427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:01,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1482 Valid, 1741 Invalid, 1427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1294 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:58:01,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4396 states. [2022-03-15 14:58:01,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4396 to 3639. [2022-03-15 14:58:01,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3639 states, 3635 states have (on average 2.673177441540578) internal successors, (9717), 3638 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:01,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 9717 transitions. [2022-03-15 14:58:01,066 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 9717 transitions. Word has length 92 [2022-03-15 14:58:01,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:01,066 INFO L470 AbstractCegarLoop]: Abstraction has 3639 states and 9717 transitions. [2022-03-15 14:58:01,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:01,066 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 9717 transitions. [2022-03-15 14:58:01,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:01,069 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:01,069 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:01,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-15 14:58:01,069 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:01,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:01,069 INFO L85 PathProgramCache]: Analyzing trace with hash 850311880, now seen corresponding path program 7 times [2022-03-15 14:58:01,069 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:01,069 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270074498] [2022-03-15 14:58:01,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:01,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:01,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:01,416 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:01,416 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270074498] [2022-03-15 14:58:01,416 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270074498] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:01,416 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:01,416 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:01,416 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000351949] [2022-03-15 14:58:01,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:01,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:01,416 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:01,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:01,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:01,416 INFO L87 Difference]: Start difference. First operand 3639 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:02,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:02,451 INFO L93 Difference]: Finished difference Result 4474 states and 11608 transitions. [2022-03-15 14:58:02,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:02,451 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:02,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:02,457 INFO L225 Difference]: With dead ends: 4474 [2022-03-15 14:58:02,458 INFO L226 Difference]: Without dead ends: 4474 [2022-03-15 14:58:02,458 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:02,458 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1401 mSDsluCounter, 1546 mSDsCounter, 0 mSdLazyCounter, 1430 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1401 SdHoareTripleChecker+Valid, 1827 SdHoareTripleChecker+Invalid, 1580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:02,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1401 Valid, 1827 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1430 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:58:02,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4474 states. [2022-03-15 14:58:02,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4474 to 3687. [2022-03-15 14:58:02,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3687 states, 3683 states have (on average 2.6766223187618787) internal successors, (9858), 3686 states have internal predecessors, (9858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:02,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3687 states to 3687 states and 9858 transitions. [2022-03-15 14:58:02,500 INFO L78 Accepts]: Start accepts. Automaton has 3687 states and 9858 transitions. Word has length 92 [2022-03-15 14:58:02,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:02,500 INFO L470 AbstractCegarLoop]: Abstraction has 3687 states and 9858 transitions. [2022-03-15 14:58:02,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:02,500 INFO L276 IsEmpty]: Start isEmpty. Operand 3687 states and 9858 transitions. [2022-03-15 14:58:02,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:02,503 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:02,503 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:02,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-15 14:58:02,503 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:02,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:02,503 INFO L85 PathProgramCache]: Analyzing trace with hash 850164010, now seen corresponding path program 8 times [2022-03-15 14:58:02,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:02,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734741106] [2022-03-15 14:58:02,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:02,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:03,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:03,111 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:03,111 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734741106] [2022-03-15 14:58:03,111 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734741106] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:03,111 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:03,111 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:03,111 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048825007] [2022-03-15 14:58:03,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:03,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:03,112 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:03,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:03,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:03,112 INFO L87 Difference]: Start difference. First operand 3687 states and 9858 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:04,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:04,557 INFO L93 Difference]: Finished difference Result 4408 states and 11458 transitions. [2022-03-15 14:58:04,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:04,558 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:04,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:04,563 INFO L225 Difference]: With dead ends: 4408 [2022-03-15 14:58:04,564 INFO L226 Difference]: Without dead ends: 4408 [2022-03-15 14:58:04,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:04,564 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1139 mSDsluCounter, 1908 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1139 SdHoareTripleChecker+Valid, 2180 SdHoareTripleChecker+Invalid, 1804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:04,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1139 Valid, 2180 Invalid, 1804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:04,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4408 states. [2022-03-15 14:58:04,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4408 to 3639. [2022-03-15 14:58:04,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3639 states, 3635 states have (on average 2.673177441540578) internal successors, (9717), 3638 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:04,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 9717 transitions. [2022-03-15 14:58:04,608 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 9717 transitions. Word has length 92 [2022-03-15 14:58:04,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:04,608 INFO L470 AbstractCegarLoop]: Abstraction has 3639 states and 9717 transitions. [2022-03-15 14:58:04,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:04,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 9717 transitions. [2022-03-15 14:58:04,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:04,611 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:04,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:04,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-15 14:58:04,611 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:04,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:04,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1333683280, now seen corresponding path program 9 times [2022-03-15 14:58:04,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:04,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737723480] [2022-03-15 14:58:04,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:04,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:04,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:04,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:04,873 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:04,873 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737723480] [2022-03-15 14:58:04,873 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737723480] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:04,873 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:04,873 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:04,873 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109564533] [2022-03-15 14:58:04,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:04,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:04,874 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:04,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:04,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:04,874 INFO L87 Difference]: Start difference. First operand 3639 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:06,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:06,192 INFO L93 Difference]: Finished difference Result 4594 states and 11942 transitions. [2022-03-15 14:58:06,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:06,193 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:06,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:06,199 INFO L225 Difference]: With dead ends: 4594 [2022-03-15 14:58:06,199 INFO L226 Difference]: Without dead ends: 4594 [2022-03-15 14:58:06,199 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:06,200 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1086 mSDsluCounter, 1579 mSDsCounter, 0 mSdLazyCounter, 1400 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 1858 SdHoareTripleChecker+Invalid, 1508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:06,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1086 Valid, 1858 Invalid, 1508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1400 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:06,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4594 states. [2022-03-15 14:58:06,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4594 to 3767. [2022-03-15 14:58:06,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3767 states, 3763 states have (on average 2.682168482593675) internal successors, (10093), 3766 states have internal predecessors, (10093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:06,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 10093 transitions. [2022-03-15 14:58:06,267 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 10093 transitions. Word has length 92 [2022-03-15 14:58:06,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:06,267 INFO L470 AbstractCegarLoop]: Abstraction has 3767 states and 10093 transitions. [2022-03-15 14:58:06,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:06,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 10093 transitions. [2022-03-15 14:58:06,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:06,269 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:06,270 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:06,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-15 14:58:06,270 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:06,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:06,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1333831150, now seen corresponding path program 10 times [2022-03-15 14:58:06,271 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:06,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686616475] [2022-03-15 14:58:06,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:06,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:06,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:06,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:06,719 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:06,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686616475] [2022-03-15 14:58:06,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686616475] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:06,719 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:06,719 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:06,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260299023] [2022-03-15 14:58:06,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:06,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:06,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:06,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:06,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:06,720 INFO L87 Difference]: Start difference. First operand 3767 states and 10093 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:07,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:07,903 INFO L93 Difference]: Finished difference Result 4528 states and 11792 transitions. [2022-03-15 14:58:07,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:07,904 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:07,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:07,911 INFO L225 Difference]: With dead ends: 4528 [2022-03-15 14:58:07,911 INFO L226 Difference]: Without dead ends: 4528 [2022-03-15 14:58:07,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:07,911 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1110 mSDsluCounter, 1756 mSDsCounter, 0 mSdLazyCounter, 1570 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1110 SdHoareTripleChecker+Valid, 2032 SdHoareTripleChecker+Invalid, 1699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:07,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1110 Valid, 2032 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1570 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:07,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4528 states. [2022-03-15 14:58:07,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4528 to 3767. [2022-03-15 14:58:07,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3767 states, 3763 states have (on average 2.682168482593675) internal successors, (10093), 3766 states have internal predecessors, (10093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:07,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 10093 transitions. [2022-03-15 14:58:07,958 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 10093 transitions. Word has length 92 [2022-03-15 14:58:07,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:07,958 INFO L470 AbstractCegarLoop]: Abstraction has 3767 states and 10093 transitions. [2022-03-15 14:58:07,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:07,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 10093 transitions. [2022-03-15 14:58:07,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:07,961 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:07,961 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:07,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-15 14:58:07,961 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:07,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:07,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1999213046, now seen corresponding path program 11 times [2022-03-15 14:58:07,961 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:07,961 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646145259] [2022-03-15 14:58:07,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:07,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:08,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:08,211 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:08,211 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646145259] [2022-03-15 14:58:08,211 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646145259] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:08,211 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:08,211 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:08,211 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930129253] [2022-03-15 14:58:08,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:08,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:08,211 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:08,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:08,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:08,212 INFO L87 Difference]: Start difference. First operand 3767 states and 10093 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:09,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:09,286 INFO L93 Difference]: Finished difference Result 4810 states and 12553 transitions. [2022-03-15 14:58:09,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:58:09,287 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:09,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:09,293 INFO L225 Difference]: With dead ends: 4810 [2022-03-15 14:58:09,294 INFO L226 Difference]: Without dead ends: 4810 [2022-03-15 14:58:09,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=381, Invalid=809, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:58:09,294 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1204 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 1486 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1204 SdHoareTripleChecker+Valid, 1910 SdHoareTripleChecker+Invalid, 1658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:09,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1204 Valid, 1910 Invalid, 1658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1486 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:58:09,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2022-03-15 14:58:09,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 3815. [2022-03-15 14:58:09,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3815 states, 3811 states have (on average 2.6853844135397535) internal successors, (10234), 3814 states have internal predecessors, (10234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:09,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 3815 states and 10234 transitions. [2022-03-15 14:58:09,361 INFO L78 Accepts]: Start accepts. Automaton has 3815 states and 10234 transitions. Word has length 92 [2022-03-15 14:58:09,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:09,361 INFO L470 AbstractCegarLoop]: Abstraction has 3815 states and 10234 transitions. [2022-03-15 14:58:09,361 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:09,362 INFO L276 IsEmpty]: Start isEmpty. Operand 3815 states and 10234 transitions. [2022-03-15 14:58:09,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:09,364 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:09,364 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:09,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-15 14:58:09,364 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:09,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:09,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1999360916, now seen corresponding path program 12 times [2022-03-15 14:58:09,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:09,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245199157] [2022-03-15 14:58:09,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:09,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:09,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:09,680 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:09,680 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245199157] [2022-03-15 14:58:09,680 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245199157] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:09,680 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:09,680 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:09,680 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377069633] [2022-03-15 14:58:09,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:09,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:09,681 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:09,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:09,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:09,681 INFO L87 Difference]: Start difference. First operand 3815 states and 10234 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:10,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:10,886 INFO L93 Difference]: Finished difference Result 4678 states and 12211 transitions. [2022-03-15 14:58:10,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:10,887 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:10,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:10,894 INFO L225 Difference]: With dead ends: 4678 [2022-03-15 14:58:10,894 INFO L226 Difference]: Without dead ends: 4678 [2022-03-15 14:58:10,895 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:10,896 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1279 mSDsluCounter, 1314 mSDsCounter, 0 mSdLazyCounter, 1278 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1279 SdHoareTripleChecker+Valid, 1602 SdHoareTripleChecker+Invalid, 1421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:10,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1279 Valid, 1602 Invalid, 1421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1278 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:10,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2022-03-15 14:58:10,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 3783. [2022-03-15 14:58:10,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3783 states, 3779 states have (on average 2.6832495369145275) internal successors, (10140), 3782 states have internal predecessors, (10140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:10,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3783 states and 10140 transitions. [2022-03-15 14:58:10,949 INFO L78 Accepts]: Start accepts. Automaton has 3783 states and 10140 transitions. Word has length 92 [2022-03-15 14:58:10,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:10,949 INFO L470 AbstractCegarLoop]: Abstraction has 3783 states and 10140 transitions. [2022-03-15 14:58:10,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:10,949 INFO L276 IsEmpty]: Start isEmpty. Operand 3783 states and 10140 transitions. [2022-03-15 14:58:10,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:10,952 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:10,952 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:10,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-15 14:58:10,952 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:10,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:10,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1881240686, now seen corresponding path program 13 times [2022-03-15 14:58:10,953 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:10,953 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104356698] [2022-03-15 14:58:10,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:10,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:11,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:11,336 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:11,337 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104356698] [2022-03-15 14:58:11,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104356698] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:11,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:11,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:11,337 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951416766] [2022-03-15 14:58:11,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:11,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:11,337 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:11,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:11,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:11,337 INFO L87 Difference]: Start difference. First operand 3783 states and 10140 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:12,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:12,690 INFO L93 Difference]: Finished difference Result 4746 states and 12386 transitions. [2022-03-15 14:58:12,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:58:12,690 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:12,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:12,698 INFO L225 Difference]: With dead ends: 4746 [2022-03-15 14:58:12,698 INFO L226 Difference]: Without dead ends: 4746 [2022-03-15 14:58:12,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:58:12,701 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1244 mSDsluCounter, 1366 mSDsCounter, 0 mSdLazyCounter, 1327 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1244 SdHoareTripleChecker+Valid, 1665 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 1327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:12,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1244 Valid, 1665 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 1327 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:12,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4746 states. [2022-03-15 14:58:12,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4746 to 3815. [2022-03-15 14:58:12,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3815 states, 3811 states have (on average 2.6853844135397535) internal successors, (10234), 3814 states have internal predecessors, (10234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:12,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 3815 states and 10234 transitions. [2022-03-15 14:58:12,786 INFO L78 Accepts]: Start accepts. Automaton has 3815 states and 10234 transitions. Word has length 92 [2022-03-15 14:58:12,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:12,787 INFO L470 AbstractCegarLoop]: Abstraction has 3815 states and 10234 transitions. [2022-03-15 14:58:12,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:12,787 INFO L276 IsEmpty]: Start isEmpty. Operand 3815 states and 10234 transitions. [2022-03-15 14:58:12,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:12,790 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:12,790 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:12,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-15 14:58:12,790 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:12,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:12,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1881388556, now seen corresponding path program 14 times [2022-03-15 14:58:12,791 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:12,791 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813703280] [2022-03-15 14:58:12,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:12,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:13,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:13,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:13,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813703280] [2022-03-15 14:58:13,221 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813703280] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:13,221 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:13,222 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:13,222 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064081465] [2022-03-15 14:58:13,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:13,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:13,222 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:13,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:13,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:13,222 INFO L87 Difference]: Start difference. First operand 3815 states and 10234 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:14,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:14,452 INFO L93 Difference]: Finished difference Result 4658 states and 12172 transitions. [2022-03-15 14:58:14,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:14,452 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:14,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:14,459 INFO L225 Difference]: With dead ends: 4658 [2022-03-15 14:58:14,459 INFO L226 Difference]: Without dead ends: 4658 [2022-03-15 14:58:14,459 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:14,459 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1320 mSDsluCounter, 1667 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1320 SdHoareTripleChecker+Valid, 1946 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:14,459 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1320 Valid, 1946 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:14,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4658 states. [2022-03-15 14:58:14,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4658 to 3767. [2022-03-15 14:58:14,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3767 states, 3763 states have (on average 2.682168482593675) internal successors, (10093), 3766 states have internal predecessors, (10093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:14,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 10093 transitions. [2022-03-15 14:58:14,507 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 10093 transitions. Word has length 92 [2022-03-15 14:58:14,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:14,507 INFO L470 AbstractCegarLoop]: Abstraction has 3767 states and 10093 transitions. [2022-03-15 14:58:14,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:14,507 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 10093 transitions. [2022-03-15 14:58:14,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:14,509 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:14,510 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:14,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-15 14:58:14,510 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:14,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:14,510 INFO L85 PathProgramCache]: Analyzing trace with hash -2024782824, now seen corresponding path program 15 times [2022-03-15 14:58:14,510 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:14,510 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480513529] [2022-03-15 14:58:14,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:14,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:14,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:14,835 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:14,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480513529] [2022-03-15 14:58:14,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480513529] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:14,836 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:14,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:14,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045943980] [2022-03-15 14:58:14,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:14,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:14,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:14,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:14,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:14,836 INFO L87 Difference]: Start difference. First operand 3767 states and 10093 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:15,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:15,996 INFO L93 Difference]: Finished difference Result 4680 states and 12173 transitions. [2022-03-15 14:58:15,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:15,997 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:15,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:16,003 INFO L225 Difference]: With dead ends: 4680 [2022-03-15 14:58:16,003 INFO L226 Difference]: Without dead ends: 4680 [2022-03-15 14:58:16,003 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:16,003 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1306 mSDsluCounter, 1283 mSDsCounter, 0 mSdLazyCounter, 1193 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1306 SdHoareTripleChecker+Valid, 1566 SdHoareTripleChecker+Invalid, 1360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:16,003 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1306 Valid, 1566 Invalid, 1360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1193 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:58:16,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4680 states. [2022-03-15 14:58:16,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4680 to 3831. [2022-03-15 14:58:16,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3827 states have (on average 2.6864384635484715) internal successors, (10281), 3830 states have internal predecessors, (10281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:16,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-15 14:58:16,085 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-15 14:58:16,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:16,086 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-15 14:58:16,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:16,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-15 14:58:16,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:16,088 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:16,088 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:16,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-15 14:58:16,088 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:16,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:16,089 INFO L85 PathProgramCache]: Analyzing trace with hash -2024930694, now seen corresponding path program 16 times [2022-03-15 14:58:16,089 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:16,089 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641613444] [2022-03-15 14:58:16,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:16,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:16,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:16,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:16,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641613444] [2022-03-15 14:58:16,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641613444] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:16,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:16,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:16,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297941787] [2022-03-15 14:58:16,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:16,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:16,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:16,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:16,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:16,510 INFO L87 Difference]: Start difference. First operand 3831 states and 10281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:17,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:17,903 INFO L93 Difference]: Finished difference Result 4614 states and 12023 transitions. [2022-03-15 14:58:17,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:17,903 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:17,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:17,910 INFO L225 Difference]: With dead ends: 4614 [2022-03-15 14:58:17,910 INFO L226 Difference]: Without dead ends: 4614 [2022-03-15 14:58:17,910 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:17,911 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1054 mSDsluCounter, 1797 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1054 SdHoareTripleChecker+Valid, 2069 SdHoareTripleChecker+Invalid, 1727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:17,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1054 Valid, 2069 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:17,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4614 states. [2022-03-15 14:58:17,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4614 to 3799. [2022-03-15 14:58:17,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3799 states, 3795 states have (on average 2.6843214756258233) internal successors, (10187), 3798 states have internal predecessors, (10187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:17,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 3799 states and 10187 transitions. [2022-03-15 14:58:17,958 INFO L78 Accepts]: Start accepts. Automaton has 3799 states and 10187 transitions. Word has length 92 [2022-03-15 14:58:17,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:17,958 INFO L470 AbstractCegarLoop]: Abstraction has 3799 states and 10187 transitions. [2022-03-15 14:58:17,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:17,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3799 states and 10187 transitions. [2022-03-15 14:58:17,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:17,960 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:17,960 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:17,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-15 14:58:17,961 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:17,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:17,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1906810464, now seen corresponding path program 17 times [2022-03-15 14:58:17,961 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:17,961 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119094879] [2022-03-15 14:58:17,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:17,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:17,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:18,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:18,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:18,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119094879] [2022-03-15 14:58:18,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119094879] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:18,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:18,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:18,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616796353] [2022-03-15 14:58:18,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:18,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:18,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:18,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:18,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:18,377 INFO L87 Difference]: Start difference. First operand 3799 states and 10187 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:20,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:20,025 INFO L93 Difference]: Finished difference Result 4816 states and 12570 transitions. [2022-03-15 14:58:20,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:58:20,025 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:20,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:20,031 INFO L225 Difference]: With dead ends: 4816 [2022-03-15 14:58:20,031 INFO L226 Difference]: Without dead ends: 4816 [2022-03-15 14:58:20,031 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:58:20,031 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1360 mSDsluCounter, 1964 mSDsCounter, 0 mSdLazyCounter, 1849 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1360 SdHoareTripleChecker+Valid, 2237 SdHoareTripleChecker+Invalid, 1971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:20,031 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1360 Valid, 2237 Invalid, 1971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1849 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:58:20,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-03-15 14:58:20,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 3831. [2022-03-15 14:58:20,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3827 states have (on average 2.6864384635484715) internal successors, (10281), 3830 states have internal predecessors, (10281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:20,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-15 14:58:20,072 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-15 14:58:20,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:20,072 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-15 14:58:20,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:20,073 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-15 14:58:20,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:20,075 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:20,075 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:20,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-15 14:58:20,075 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:20,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:20,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1906958334, now seen corresponding path program 18 times [2022-03-15 14:58:20,076 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:20,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541342705] [2022-03-15 14:58:20,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:20,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:20,568 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:20,568 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541342705] [2022-03-15 14:58:20,568 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541342705] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:20,568 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:20,568 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:20,568 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274427969] [2022-03-15 14:58:20,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:20,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:20,568 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:20,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:20,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:20,569 INFO L87 Difference]: Start difference. First operand 3831 states and 10281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:22,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:22,206 INFO L93 Difference]: Finished difference Result 4728 states and 12356 transitions. [2022-03-15 14:58:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:22,206 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:22,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:22,213 INFO L225 Difference]: With dead ends: 4728 [2022-03-15 14:58:22,213 INFO L226 Difference]: Without dead ends: 4728 [2022-03-15 14:58:22,214 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:22,214 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1183 mSDsluCounter, 1986 mSDsCounter, 0 mSdLazyCounter, 1899 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1183 SdHoareTripleChecker+Valid, 2250 SdHoareTripleChecker+Invalid, 2001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:22,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1183 Valid, 2250 Invalid, 2001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1899 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:58:22,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4728 states. [2022-03-15 14:58:22,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4728 to 3783. [2022-03-15 14:58:22,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3783 states, 3779 states have (on average 2.6832495369145275) internal successors, (10140), 3782 states have internal predecessors, (10140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:22,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3783 states and 10140 transitions. [2022-03-15 14:58:22,261 INFO L78 Accepts]: Start accepts. Automaton has 3783 states and 10140 transitions. Word has length 92 [2022-03-15 14:58:22,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:22,261 INFO L470 AbstractCegarLoop]: Abstraction has 3783 states and 10140 transitions. [2022-03-15 14:58:22,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:22,261 INFO L276 IsEmpty]: Start isEmpty. Operand 3783 states and 10140 transitions. [2022-03-15 14:58:22,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:22,264 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:22,264 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:22,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-15 14:58:22,264 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:22,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:22,264 INFO L85 PathProgramCache]: Analyzing trace with hash -217361680, now seen corresponding path program 19 times [2022-03-15 14:58:22,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:22,264 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445614967] [2022-03-15 14:58:22,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:22,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:22,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:22,737 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:22,737 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445614967] [2022-03-15 14:58:22,737 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445614967] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:22,737 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:22,737 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:22,737 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488324094] [2022-03-15 14:58:22,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:22,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:22,738 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:22,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:22,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:22,738 INFO L87 Difference]: Start difference. First operand 3783 states and 10140 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:24,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:24,165 INFO L93 Difference]: Finished difference Result 4688 states and 12215 transitions. [2022-03-15 14:58:24,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:24,165 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:24,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:24,172 INFO L225 Difference]: With dead ends: 4688 [2022-03-15 14:58:24,172 INFO L226 Difference]: Without dead ends: 4688 [2022-03-15 14:58:24,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:24,172 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1233 mSDsluCounter, 1702 mSDsCounter, 0 mSdLazyCounter, 1559 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1233 SdHoareTripleChecker+Valid, 1978 SdHoareTripleChecker+Invalid, 1686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:24,172 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1233 Valid, 1978 Invalid, 1686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1559 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:24,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4688 states. [2022-03-15 14:58:24,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4688 to 3831. [2022-03-15 14:58:24,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3827 states have (on average 2.6864384635484715) internal successors, (10281), 3830 states have internal predecessors, (10281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:24,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-15 14:58:24,218 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-15 14:58:24,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:24,218 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-15 14:58:24,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:24,219 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-15 14:58:24,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:24,221 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:24,221 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:24,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-15 14:58:24,221 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:24,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:24,222 INFO L85 PathProgramCache]: Analyzing trace with hash -217509550, now seen corresponding path program 20 times [2022-03-15 14:58:24,222 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:24,222 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888905039] [2022-03-15 14:58:24,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:24,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:24,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:24,894 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:24,894 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888905039] [2022-03-15 14:58:24,894 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888905039] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:24,894 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:24,894 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:24,894 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482891960] [2022-03-15 14:58:24,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:24,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:24,895 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:24,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:24,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:24,895 INFO L87 Difference]: Start difference. First operand 3831 states and 10281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:26,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:26,147 INFO L93 Difference]: Finished difference Result 4622 states and 12065 transitions. [2022-03-15 14:58:26,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:26,148 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:26,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:26,155 INFO L225 Difference]: With dead ends: 4622 [2022-03-15 14:58:26,155 INFO L226 Difference]: Without dead ends: 4622 [2022-03-15 14:58:26,156 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:26,156 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1179 mSDsluCounter, 1774 mSDsCounter, 0 mSdLazyCounter, 1650 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1179 SdHoareTripleChecker+Valid, 2046 SdHoareTripleChecker+Invalid, 1752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:26,156 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1179 Valid, 2046 Invalid, 1752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1650 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:26,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4622 states. [2022-03-15 14:58:26,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4622 to 3767. [2022-03-15 14:58:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3767 states, 3763 states have (on average 2.682168482593675) internal successors, (10093), 3766 states have internal predecessors, (10093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:26,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 10093 transitions. [2022-03-15 14:58:26,217 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 10093 transitions. Word has length 92 [2022-03-15 14:58:26,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:26,217 INFO L470 AbstractCegarLoop]: Abstraction has 3767 states and 10093 transitions. [2022-03-15 14:58:26,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:26,217 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 10093 transitions. [2022-03-15 14:58:26,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:26,220 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:26,220 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:26,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-15 14:58:26,220 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:26,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:26,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1331920240, now seen corresponding path program 21 times [2022-03-15 14:58:26,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:26,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202954581] [2022-03-15 14:58:26,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:26,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:26,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:26,497 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:26,497 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202954581] [2022-03-15 14:58:26,497 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202954581] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:26,497 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:26,497 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:26,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47849821] [2022-03-15 14:58:26,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:26,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:26,498 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:26,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:26,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:26,498 INFO L87 Difference]: Start difference. First operand 3767 states and 10093 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:27,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:27,485 INFO L93 Difference]: Finished difference Result 4894 states and 12780 transitions. [2022-03-15 14:58:27,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:27,486 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:27,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:27,493 INFO L225 Difference]: With dead ends: 4894 [2022-03-15 14:58:27,493 INFO L226 Difference]: Without dead ends: 4894 [2022-03-15 14:58:27,494 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:27,494 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1349 mSDsluCounter, 1118 mSDsCounter, 0 mSdLazyCounter, 1129 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 1401 SdHoareTripleChecker+Invalid, 1349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:27,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 1401 Invalid, 1349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1129 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 14:58:27,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4894 states. [2022-03-15 14:58:27,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4894 to 3879. [2022-03-15 14:58:27,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3879 states, 3875 states have (on average 2.689548387096774) internal successors, (10422), 3878 states have internal predecessors, (10422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:27,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3879 states and 10422 transitions. [2022-03-15 14:58:27,553 INFO L78 Accepts]: Start accepts. Automaton has 3879 states and 10422 transitions. Word has length 92 [2022-03-15 14:58:27,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:27,554 INFO L470 AbstractCegarLoop]: Abstraction has 3879 states and 10422 transitions. [2022-03-15 14:58:27,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:27,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 10422 transitions. [2022-03-15 14:58:27,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:27,557 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:27,557 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:27,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-15 14:58:27,557 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:27,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:27,557 INFO L85 PathProgramCache]: Analyzing trace with hash 1331772370, now seen corresponding path program 22 times [2022-03-15 14:58:27,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:27,558 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372724364] [2022-03-15 14:58:27,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:27,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:27,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:27,890 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:27,890 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372724364] [2022-03-15 14:58:27,890 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372724364] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:27,890 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:27,891 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:27,891 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983446602] [2022-03-15 14:58:27,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:27,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:27,891 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:27,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:27,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:27,891 INFO L87 Difference]: Start difference. First operand 3879 states and 10422 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:29,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:29,099 INFO L93 Difference]: Finished difference Result 4828 states and 12630 transitions. [2022-03-15 14:58:29,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:29,100 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:29,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:29,107 INFO L225 Difference]: With dead ends: 4828 [2022-03-15 14:58:29,107 INFO L226 Difference]: Without dead ends: 4828 [2022-03-15 14:58:29,107 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:29,108 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1159 mSDsluCounter, 1546 mSDsCounter, 0 mSdLazyCounter, 1537 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1159 SdHoareTripleChecker+Valid, 1822 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:29,108 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1159 Valid, 1822 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1537 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:29,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4828 states. [2022-03-15 14:58:29,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4828 to 3831. [2022-03-15 14:58:29,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3827 states have (on average 2.6864384635484715) internal successors, (10281), 3830 states have internal predecessors, (10281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:29,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-15 14:58:29,167 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-15 14:58:29,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:29,167 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-15 14:58:29,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:29,167 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-15 14:58:29,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:29,170 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:29,170 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:29,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-15 14:58:29,170 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:29,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:29,171 INFO L85 PathProgramCache]: Analyzing trace with hash -2671090, now seen corresponding path program 23 times [2022-03-15 14:58:29,171 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:29,171 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818840283] [2022-03-15 14:58:29,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:29,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:29,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:29,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:29,456 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:29,456 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818840283] [2022-03-15 14:58:29,456 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818840283] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:29,456 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:29,456 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:29,456 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453870860] [2022-03-15 14:58:29,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:29,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:29,456 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:29,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:29,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:29,457 INFO L87 Difference]: Start difference. First operand 3831 states and 10281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:31,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:31,164 INFO L93 Difference]: Finished difference Result 5260 states and 13810 transitions. [2022-03-15 14:58:31,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:58:31,164 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:31,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:31,172 INFO L225 Difference]: With dead ends: 5260 [2022-03-15 14:58:31,172 INFO L226 Difference]: Without dead ends: 5260 [2022-03-15 14:58:31,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=389, Invalid=801, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:58:31,173 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1078 mSDsluCounter, 1950 mSDsCounter, 0 mSdLazyCounter, 1894 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1078 SdHoareTripleChecker+Valid, 2227 SdHoareTripleChecker+Invalid, 2049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:31,173 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1078 Valid, 2227 Invalid, 2049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1894 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:58:31,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5260 states. [2022-03-15 14:58:31,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5260 to 3927. [2022-03-15 14:58:31,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3927 states, 3923 states have (on average 2.6925822074942647) internal successors, (10563), 3926 states have internal predecessors, (10563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:31,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 10563 transitions. [2022-03-15 14:58:31,225 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 10563 transitions. Word has length 92 [2022-03-15 14:58:31,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:31,225 INFO L470 AbstractCegarLoop]: Abstraction has 3927 states and 10563 transitions. [2022-03-15 14:58:31,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:31,225 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 10563 transitions. [2022-03-15 14:58:31,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:31,228 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:31,228 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:31,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-15 14:58:31,228 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:31,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:31,229 INFO L85 PathProgramCache]: Analyzing trace with hash -2818960, now seen corresponding path program 24 times [2022-03-15 14:58:31,229 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:31,229 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291538099] [2022-03-15 14:58:31,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:31,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:31,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:31,712 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:31,712 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291538099] [2022-03-15 14:58:31,712 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291538099] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:31,712 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:31,712 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:31,712 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931724756] [2022-03-15 14:58:31,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:31,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:31,713 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:31,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:31,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:31,713 INFO L87 Difference]: Start difference. First operand 3927 states and 10563 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:33,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:33,097 INFO L93 Difference]: Finished difference Result 5128 states and 13468 transitions. [2022-03-15 14:58:33,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:33,098 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:33,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:33,105 INFO L225 Difference]: With dead ends: 5128 [2022-03-15 14:58:33,105 INFO L226 Difference]: Without dead ends: 5128 [2022-03-15 14:58:33,105 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:33,105 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1294 mSDsluCounter, 1386 mSDsCounter, 0 mSdLazyCounter, 1377 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 1667 SdHoareTripleChecker+Invalid, 1528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:33,105 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 1667 Invalid, 1528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1377 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:33,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-15 14:58:33,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 3863. [2022-03-15 14:58:33,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3863 states, 3859 states have (on average 2.6885203420575277) internal successors, (10375), 3862 states have internal predecessors, (10375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:33,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3863 states and 10375 transitions. [2022-03-15 14:58:33,149 INFO L78 Accepts]: Start accepts. Automaton has 3863 states and 10375 transitions. Word has length 92 [2022-03-15 14:58:33,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:33,149 INFO L470 AbstractCegarLoop]: Abstraction has 3863 states and 10375 transitions. [2022-03-15 14:58:33,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:33,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3863 states and 10375 transitions. [2022-03-15 14:58:33,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:33,152 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:33,152 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:33,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-15 14:58:33,152 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:33,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:33,152 INFO L85 PathProgramCache]: Analyzing trace with hash -683661652, now seen corresponding path program 25 times [2022-03-15 14:58:33,152 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:33,152 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51846601] [2022-03-15 14:58:33,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:33,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:33,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:33,512 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:33,512 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51846601] [2022-03-15 14:58:33,512 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51846601] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:33,512 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:33,513 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:33,513 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633095515] [2022-03-15 14:58:33,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:33,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:33,513 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:33,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:33,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:33,513 INFO L87 Difference]: Start difference. First operand 3863 states and 10375 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:35,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:35,405 INFO L93 Difference]: Finished difference Result 5142 states and 13485 transitions. [2022-03-15 14:58:35,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:58:35,406 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:35,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:35,413 INFO L225 Difference]: With dead ends: 5142 [2022-03-15 14:58:35,413 INFO L226 Difference]: Without dead ends: 5142 [2022-03-15 14:58:35,413 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=412, Invalid=848, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:58:35,414 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 993 mSDsluCounter, 2103 mSDsCounter, 0 mSdLazyCounter, 2031 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 993 SdHoareTripleChecker+Valid, 2383 SdHoareTripleChecker+Invalid, 2151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2031 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:35,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [993 Valid, 2383 Invalid, 2151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2031 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 14:58:35,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5142 states. [2022-03-15 14:58:35,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5142 to 3911. [2022-03-15 14:58:35,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3911 states, 3907 states have (on average 2.6915792167903763) internal successors, (10516), 3910 states have internal predecessors, (10516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:35,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 3911 states and 10516 transitions. [2022-03-15 14:58:35,468 INFO L78 Accepts]: Start accepts. Automaton has 3911 states and 10516 transitions. Word has length 92 [2022-03-15 14:58:35,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:35,469 INFO L470 AbstractCegarLoop]: Abstraction has 3911 states and 10516 transitions. [2022-03-15 14:58:35,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:35,469 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 10516 transitions. [2022-03-15 14:58:35,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:35,472 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:35,472 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:35,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-15 14:58:35,472 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:35,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:35,472 INFO L85 PathProgramCache]: Analyzing trace with hash -683809522, now seen corresponding path program 26 times [2022-03-15 14:58:35,472 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:35,472 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917377784] [2022-03-15 14:58:35,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:35,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:35,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:35,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:35,924 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:35,924 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917377784] [2022-03-15 14:58:35,924 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917377784] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:35,924 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:35,924 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:35,924 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123141560] [2022-03-15 14:58:35,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:35,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:35,925 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:35,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:35,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:35,925 INFO L87 Difference]: Start difference. First operand 3911 states and 10516 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:37,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:37,400 INFO L93 Difference]: Finished difference Result 5010 states and 13143 transitions. [2022-03-15 14:58:37,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:37,401 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:37,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:37,409 INFO L225 Difference]: With dead ends: 5010 [2022-03-15 14:58:37,409 INFO L226 Difference]: Without dead ends: 5010 [2022-03-15 14:58:37,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:37,410 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1004 mSDsluCounter, 1745 mSDsCounter, 0 mSdLazyCounter, 1693 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1004 SdHoareTripleChecker+Valid, 2017 SdHoareTripleChecker+Invalid, 1836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:37,410 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1004 Valid, 2017 Invalid, 1836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1693 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:37,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5010 states. [2022-03-15 14:58:37,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5010 to 3879. [2022-03-15 14:58:37,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3879 states, 3875 states have (on average 2.689548387096774) internal successors, (10422), 3878 states have internal predecessors, (10422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:37,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3879 states and 10422 transitions. [2022-03-15 14:58:37,473 INFO L78 Accepts]: Start accepts. Automaton has 3879 states and 10422 transitions. Word has length 92 [2022-03-15 14:58:37,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:37,473 INFO L470 AbstractCegarLoop]: Abstraction has 3879 states and 10422 transitions. [2022-03-15 14:58:37,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:37,474 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 10422 transitions. [2022-03-15 14:58:37,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:37,478 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:37,478 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:37,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-15 14:58:37,478 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:37,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:37,478 INFO L85 PathProgramCache]: Analyzing trace with hash -565689292, now seen corresponding path program 27 times [2022-03-15 14:58:37,478 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:37,478 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864043358] [2022-03-15 14:58:37,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:37,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:37,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:37,872 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:37,872 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864043358] [2022-03-15 14:58:37,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864043358] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:37,872 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:37,872 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:37,872 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021312114] [2022-03-15 14:58:37,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:37,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:37,872 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:37,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:37,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:37,873 INFO L87 Difference]: Start difference. First operand 3879 states and 10422 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:39,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:39,521 INFO L93 Difference]: Finished difference Result 5078 states and 13318 transitions. [2022-03-15 14:58:39,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 14:58:39,521 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:39,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:39,529 INFO L225 Difference]: With dead ends: 5078 [2022-03-15 14:58:39,529 INFO L226 Difference]: Without dead ends: 5078 [2022-03-15 14:58:39,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 14:58:39,530 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1356 mSDsluCounter, 1662 mSDsCounter, 0 mSdLazyCounter, 1687 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1356 SdHoareTripleChecker+Valid, 1957 SdHoareTripleChecker+Invalid, 1852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:39,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1356 Valid, 1957 Invalid, 1852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1687 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:58:39,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5078 states. [2022-03-15 14:58:39,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5078 to 3911. [2022-03-15 14:58:39,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3911 states, 3907 states have (on average 2.6915792167903763) internal successors, (10516), 3910 states have internal predecessors, (10516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:39,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 3911 states and 10516 transitions. [2022-03-15 14:58:39,591 INFO L78 Accepts]: Start accepts. Automaton has 3911 states and 10516 transitions. Word has length 92 [2022-03-15 14:58:39,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:39,591 INFO L470 AbstractCegarLoop]: Abstraction has 3911 states and 10516 transitions. [2022-03-15 14:58:39,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:39,591 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 10516 transitions. [2022-03-15 14:58:39,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:39,594 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:39,594 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:39,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-15 14:58:39,594 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:39,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:39,594 INFO L85 PathProgramCache]: Analyzing trace with hash -565837162, now seen corresponding path program 28 times [2022-03-15 14:58:39,594 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:39,594 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396304530] [2022-03-15 14:58:39,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:39,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:39,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:40,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:40,145 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:40,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396304530] [2022-03-15 14:58:40,145 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396304530] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:40,145 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:40,145 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:40,145 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769035134] [2022-03-15 14:58:40,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:40,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:40,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:40,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:40,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:40,145 INFO L87 Difference]: Start difference. First operand 3911 states and 10516 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:41,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:41,882 INFO L93 Difference]: Finished difference Result 4990 states and 13104 transitions. [2022-03-15 14:58:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:41,882 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:41,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:41,888 INFO L225 Difference]: With dead ends: 4990 [2022-03-15 14:58:41,888 INFO L226 Difference]: Without dead ends: 4990 [2022-03-15 14:58:41,888 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:41,890 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 941 mSDsluCounter, 1771 mSDsCounter, 0 mSdLazyCounter, 1727 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 2043 SdHoareTripleChecker+Invalid, 1837 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:41,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [941 Valid, 2043 Invalid, 1837 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1727 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:58:41,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4990 states. [2022-03-15 14:58:41,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4990 to 3831. [2022-03-15 14:58:41,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3827 states have (on average 2.6864384635484715) internal successors, (10281), 3830 states have internal predecessors, (10281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:41,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-15 14:58:41,943 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-15 14:58:41,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:41,943 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-15 14:58:41,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:41,943 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-15 14:58:41,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:41,946 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:41,946 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:41,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-15 14:58:41,946 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:41,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:41,946 INFO L85 PathProgramCache]: Analyzing trace with hash -294828968, now seen corresponding path program 29 times [2022-03-15 14:58:41,946 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:41,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494476167] [2022-03-15 14:58:41,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:41,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:42,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:42,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:42,347 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494476167] [2022-03-15 14:58:42,347 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494476167] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:42,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:42,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:42,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441009171] [2022-03-15 14:58:42,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:42,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:42,347 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:42,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:42,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:42,347 INFO L87 Difference]: Start difference. First operand 3831 states and 10281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:43,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:43,575 INFO L93 Difference]: Finished difference Result 5066 states and 13242 transitions. [2022-03-15 14:58:43,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:43,576 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:43,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:43,584 INFO L225 Difference]: With dead ends: 5066 [2022-03-15 14:58:43,584 INFO L226 Difference]: Without dead ends: 5066 [2022-03-15 14:58:43,584 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:43,585 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1364 mSDsluCounter, 1176 mSDsCounter, 0 mSdLazyCounter, 1205 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 1456 SdHoareTripleChecker+Invalid, 1382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:43,585 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 1456 Invalid, 1382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1205 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:43,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5066 states. [2022-03-15 14:58:43,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5066 to 3959. [2022-03-15 14:58:43,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3959 states, 3955 states have (on average 2.6945638432364096) internal successors, (10657), 3958 states have internal predecessors, (10657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:43,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3959 states to 3959 states and 10657 transitions. [2022-03-15 14:58:43,647 INFO L78 Accepts]: Start accepts. Automaton has 3959 states and 10657 transitions. Word has length 92 [2022-03-15 14:58:43,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:43,647 INFO L470 AbstractCegarLoop]: Abstraction has 3959 states and 10657 transitions. [2022-03-15 14:58:43,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:43,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3959 states and 10657 transitions. [2022-03-15 14:58:43,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:43,650 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:43,651 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:43,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-15 14:58:43,651 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:43,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:43,651 INFO L85 PathProgramCache]: Analyzing trace with hash -294976838, now seen corresponding path program 30 times [2022-03-15 14:58:43,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:43,651 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304899117] [2022-03-15 14:58:43,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:43,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:44,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:44,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:44,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304899117] [2022-03-15 14:58:44,070 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304899117] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:44,070 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:44,070 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:44,070 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450123263] [2022-03-15 14:58:44,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:44,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:44,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:44,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:44,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:44,070 INFO L87 Difference]: Start difference. First operand 3959 states and 10657 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:45,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:45,298 INFO L93 Difference]: Finished difference Result 5000 states and 13092 transitions. [2022-03-15 14:58:45,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:45,299 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:45,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:45,305 INFO L225 Difference]: With dead ends: 5000 [2022-03-15 14:58:45,305 INFO L226 Difference]: Without dead ends: 5000 [2022-03-15 14:58:45,306 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:45,306 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 954 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 1597 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 954 SdHoareTripleChecker+Valid, 1932 SdHoareTripleChecker+Invalid, 1710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:45,306 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [954 Valid, 1932 Invalid, 1710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1597 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:45,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5000 states. [2022-03-15 14:58:45,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5000 to 3895. [2022-03-15 14:58:45,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3895 states, 3891 states have (on average 2.690567977383706) internal successors, (10469), 3894 states have internal predecessors, (10469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:45,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3895 states and 10469 transitions. [2022-03-15 14:58:45,364 INFO L78 Accepts]: Start accepts. Automaton has 3895 states and 10469 transitions. Word has length 92 [2022-03-15 14:58:45,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:45,364 INFO L470 AbstractCegarLoop]: Abstraction has 3895 states and 10469 transitions. [2022-03-15 14:58:45,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:45,364 INFO L276 IsEmpty]: Start isEmpty. Operand 3895 states and 10469 transitions. [2022-03-15 14:58:45,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:45,367 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:45,368 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:45,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-15 14:58:45,368 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:45,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:45,368 INFO L85 PathProgramCache]: Analyzing trace with hash -975819530, now seen corresponding path program 31 times [2022-03-15 14:58:45,368 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:45,368 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089115258] [2022-03-15 14:58:45,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:45,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:45,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:45,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:45,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:45,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089115258] [2022-03-15 14:58:45,664 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089115258] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:45,664 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:45,664 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:45,664 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165764794] [2022-03-15 14:58:45,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:45,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:45,666 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:45,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:45,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:45,666 INFO L87 Difference]: Start difference. First operand 3895 states and 10469 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:46,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:46,783 INFO L93 Difference]: Finished difference Result 5282 states and 13853 transitions. [2022-03-15 14:58:46,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:58:46,783 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:46,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:46,791 INFO L225 Difference]: With dead ends: 5282 [2022-03-15 14:58:46,791 INFO L226 Difference]: Without dead ends: 5282 [2022-03-15 14:58:46,792 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:58:46,795 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1063 mSDsluCounter, 1518 mSDsCounter, 0 mSdLazyCounter, 1520 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1063 SdHoareTripleChecker+Valid, 1794 SdHoareTripleChecker+Invalid, 1681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1520 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:46,795 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1063 Valid, 1794 Invalid, 1681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1520 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:46,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5282 states. [2022-03-15 14:58:46,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5282 to 3943. [2022-03-15 14:58:46,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3943 states, 3939 states have (on average 2.6935770500126934) internal successors, (10610), 3942 states have internal predecessors, (10610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:46,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 3943 states and 10610 transitions. [2022-03-15 14:58:46,856 INFO L78 Accepts]: Start accepts. Automaton has 3943 states and 10610 transitions. Word has length 92 [2022-03-15 14:58:46,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:46,856 INFO L470 AbstractCegarLoop]: Abstraction has 3943 states and 10610 transitions. [2022-03-15 14:58:46,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:46,857 INFO L276 IsEmpty]: Start isEmpty. Operand 3943 states and 10610 transitions. [2022-03-15 14:58:46,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:46,860 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:46,861 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:46,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-15 14:58:46,861 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:46,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:46,861 INFO L85 PathProgramCache]: Analyzing trace with hash -975967400, now seen corresponding path program 32 times [2022-03-15 14:58:46,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:46,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122121937] [2022-03-15 14:58:46,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:46,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:47,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:47,286 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:47,286 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122121937] [2022-03-15 14:58:47,286 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122121937] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:47,286 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:47,286 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:47,286 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004093819] [2022-03-15 14:58:47,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:47,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:47,287 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:47,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:47,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:47,287 INFO L87 Difference]: Start difference. First operand 3943 states and 10610 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:48,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:48,746 INFO L93 Difference]: Finished difference Result 5150 states and 13511 transitions. [2022-03-15 14:58:48,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:48,747 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:48,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:48,753 INFO L225 Difference]: With dead ends: 5150 [2022-03-15 14:58:48,753 INFO L226 Difference]: Without dead ends: 5150 [2022-03-15 14:58:48,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:48,753 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1090 mSDsluCounter, 1888 mSDsCounter, 0 mSdLazyCounter, 1886 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 2151 SdHoareTripleChecker+Invalid, 2004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:48,753 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1090 Valid, 2151 Invalid, 2004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1886 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:58:48,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5150 states. [2022-03-15 14:58:48,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5150 to 3911. [2022-03-15 14:58:48,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3911 states, 3907 states have (on average 2.6915792167903763) internal successors, (10516), 3910 states have internal predecessors, (10516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:48,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 3911 states and 10516 transitions. [2022-03-15 14:58:48,798 INFO L78 Accepts]: Start accepts. Automaton has 3911 states and 10516 transitions. Word has length 92 [2022-03-15 14:58:48,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:48,798 INFO L470 AbstractCegarLoop]: Abstraction has 3911 states and 10516 transitions. [2022-03-15 14:58:48,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:48,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 10516 transitions. [2022-03-15 14:58:48,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:48,801 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:48,801 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:48,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-15 14:58:48,801 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:48,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:48,801 INFO L85 PathProgramCache]: Analyzing trace with hash -857847170, now seen corresponding path program 33 times [2022-03-15 14:58:48,801 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:48,801 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201006378] [2022-03-15 14:58:48,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:48,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:49,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:49,271 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:49,271 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201006378] [2022-03-15 14:58:49,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201006378] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:49,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:49,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:49,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692756868] [2022-03-15 14:58:49,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:49,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:49,272 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:49,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:49,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:49,272 INFO L87 Difference]: Start difference. First operand 3911 states and 10516 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:50,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:50,908 INFO L93 Difference]: Finished difference Result 5218 states and 13686 transitions. [2022-03-15 14:58:50,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:58:50,908 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:50,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:50,916 INFO L225 Difference]: With dead ends: 5218 [2022-03-15 14:58:50,916 INFO L226 Difference]: Without dead ends: 5218 [2022-03-15 14:58:50,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:58:50,916 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1340 mSDsluCounter, 1763 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1340 SdHoareTripleChecker+Valid, 2045 SdHoareTripleChecker+Invalid, 1886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:50,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1340 Valid, 2045 Invalid, 1886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:58:50,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2022-03-15 14:58:50,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3943. [2022-03-15 14:58:50,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3943 states, 3939 states have (on average 2.6935770500126934) internal successors, (10610), 3942 states have internal predecessors, (10610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:50,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 3943 states and 10610 transitions. [2022-03-15 14:58:50,964 INFO L78 Accepts]: Start accepts. Automaton has 3943 states and 10610 transitions. Word has length 92 [2022-03-15 14:58:50,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:50,964 INFO L470 AbstractCegarLoop]: Abstraction has 3943 states and 10610 transitions. [2022-03-15 14:58:50,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:50,964 INFO L276 IsEmpty]: Start isEmpty. Operand 3943 states and 10610 transitions. [2022-03-15 14:58:50,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:50,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:50,967 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:50,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-15 14:58:50,967 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:50,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:50,967 INFO L85 PathProgramCache]: Analyzing trace with hash -857995040, now seen corresponding path program 34 times [2022-03-15 14:58:50,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:50,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309468020] [2022-03-15 14:58:50,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:50,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:51,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:51,507 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:51,507 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309468020] [2022-03-15 14:58:51,507 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309468020] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:51,507 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:51,507 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:51,507 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255020267] [2022-03-15 14:58:51,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:51,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:51,507 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:51,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:51,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:51,508 INFO L87 Difference]: Start difference. First operand 3943 states and 10610 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:52,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:52,966 INFO L93 Difference]: Finished difference Result 5130 states and 13472 transitions. [2022-03-15 14:58:52,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:52,967 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:52,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:52,974 INFO L225 Difference]: With dead ends: 5130 [2022-03-15 14:58:52,974 INFO L226 Difference]: Without dead ends: 5130 [2022-03-15 14:58:52,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:52,974 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1105 mSDsluCounter, 1481 mSDsCounter, 0 mSdLazyCounter, 1461 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1105 SdHoareTripleChecker+Valid, 1759 SdHoareTripleChecker+Invalid, 1589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:52,974 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1105 Valid, 1759 Invalid, 1589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1461 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:52,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5130 states. [2022-03-15 14:58:53,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5130 to 3863. [2022-03-15 14:58:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3863 states, 3859 states have (on average 2.6885203420575277) internal successors, (10375), 3862 states have internal predecessors, (10375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:53,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3863 states and 10375 transitions. [2022-03-15 14:58:53,025 INFO L78 Accepts]: Start accepts. Automaton has 3863 states and 10375 transitions. Word has length 92 [2022-03-15 14:58:53,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:53,025 INFO L470 AbstractCegarLoop]: Abstraction has 3863 states and 10375 transitions. [2022-03-15 14:58:53,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:53,025 INFO L276 IsEmpty]: Start isEmpty. Operand 3863 states and 10375 transitions. [2022-03-15 14:58:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:53,028 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:53,028 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:53,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-15 14:58:53,028 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:53,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:53,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1645608216, now seen corresponding path program 35 times [2022-03-15 14:58:53,028 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:53,028 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765150107] [2022-03-15 14:58:53,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:53,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:53,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:53,335 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:53,335 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765150107] [2022-03-15 14:58:53,335 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765150107] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:53,335 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:53,335 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:53,335 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412115766] [2022-03-15 14:58:53,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:53,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:53,336 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:53,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:53,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:53,336 INFO L87 Difference]: Start difference. First operand 3863 states and 10375 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:55,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:55,033 INFO L93 Difference]: Finished difference Result 4916 states and 12823 transitions. [2022-03-15 14:58:55,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:55,033 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:55,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:55,040 INFO L225 Difference]: With dead ends: 4916 [2022-03-15 14:58:55,040 INFO L226 Difference]: Without dead ends: 4916 [2022-03-15 14:58:55,041 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:55,041 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1239 mSDsluCounter, 2180 mSDsCounter, 0 mSdLazyCounter, 2089 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 2436 SdHoareTripleChecker+Invalid, 2209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2089 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:55,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1239 Valid, 2436 Invalid, 2209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2089 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:58:55,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4916 states. [2022-03-15 14:58:55,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4916 to 3927. [2022-03-15 14:58:55,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3927 states, 3923 states have (on average 2.6925822074942647) internal successors, (10563), 3926 states have internal predecessors, (10563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 10563 transitions. [2022-03-15 14:58:55,089 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 10563 transitions. Word has length 92 [2022-03-15 14:58:55,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:55,089 INFO L470 AbstractCegarLoop]: Abstraction has 3927 states and 10563 transitions. [2022-03-15 14:58:55,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:55,089 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 10563 transitions. [2022-03-15 14:58:55,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:55,092 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:55,092 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:55,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-15 14:58:55,092 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:55,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:55,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1645460346, now seen corresponding path program 36 times [2022-03-15 14:58:55,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:55,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588756474] [2022-03-15 14:58:55,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:55,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:55,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:55,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:55,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588756474] [2022-03-15 14:58:55,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588756474] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:55,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:55,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:55,519 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964597957] [2022-03-15 14:58:55,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:55,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:55,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:55,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:55,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:55,519 INFO L87 Difference]: Start difference. First operand 3927 states and 10563 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:57,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:57,055 INFO L93 Difference]: Finished difference Result 4850 states and 12673 transitions. [2022-03-15 14:58:57,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:57,056 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:57,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:57,062 INFO L225 Difference]: With dead ends: 4850 [2022-03-15 14:58:57,062 INFO L226 Difference]: Without dead ends: 4850 [2022-03-15 14:58:57,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:57,063 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1214 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 1705 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1214 SdHoareTripleChecker+Valid, 2023 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:57,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1214 Valid, 2023 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1705 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:58:57,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2022-03-15 14:58:57,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 3895. [2022-03-15 14:58:57,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3895 states, 3891 states have (on average 2.690567977383706) internal successors, (10469), 3894 states have internal predecessors, (10469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:57,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3895 states and 10469 transitions. [2022-03-15 14:58:57,104 INFO L78 Accepts]: Start accepts. Automaton has 3895 states and 10469 transitions. Word has length 92 [2022-03-15 14:58:57,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:57,104 INFO L470 AbstractCegarLoop]: Abstraction has 3895 states and 10469 transitions. [2022-03-15 14:58:57,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:57,104 INFO L276 IsEmpty]: Start isEmpty. Operand 3895 states and 10469 transitions. [2022-03-15 14:58:57,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:57,107 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:57,107 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:57,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-15 14:58:57,107 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:57,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:57,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1763580576, now seen corresponding path program 37 times [2022-03-15 14:58:57,107 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:57,107 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234402752] [2022-03-15 14:58:57,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:57,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:57,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:57,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:57,536 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:57,536 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234402752] [2022-03-15 14:58:57,536 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234402752] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:57,537 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:57,537 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:57,537 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717708860] [2022-03-15 14:58:57,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:57,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:57,537 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:57,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:57,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:57,537 INFO L87 Difference]: Start difference. First operand 3895 states and 10469 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:59,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:59,080 INFO L93 Difference]: Finished difference Result 5052 states and 13220 transitions. [2022-03-15 14:58:59,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:58:59,080 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:58:59,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:59,087 INFO L225 Difference]: With dead ends: 5052 [2022-03-15 14:58:59,087 INFO L226 Difference]: Without dead ends: 5052 [2022-03-15 14:58:59,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:58:59,087 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1335 mSDsluCounter, 1653 mSDsCounter, 0 mSdLazyCounter, 1657 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1335 SdHoareTripleChecker+Valid, 1927 SdHoareTripleChecker+Invalid, 1827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:59,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1335 Valid, 1927 Invalid, 1827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1657 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:58:59,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5052 states. [2022-03-15 14:58:59,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5052 to 3927. [2022-03-15 14:58:59,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3927 states, 3923 states have (on average 2.6925822074942647) internal successors, (10563), 3926 states have internal predecessors, (10563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:59,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 10563 transitions. [2022-03-15 14:58:59,131 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 10563 transitions. Word has length 92 [2022-03-15 14:58:59,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:59,131 INFO L470 AbstractCegarLoop]: Abstraction has 3927 states and 10563 transitions. [2022-03-15 14:58:59,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:59,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 10563 transitions. [2022-03-15 14:58:59,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:58:59,133 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:59,134 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:59,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-15 14:58:59,134 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:58:59,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:59,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1763432706, now seen corresponding path program 38 times [2022-03-15 14:58:59,134 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:59,134 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054507328] [2022-03-15 14:58:59,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:59,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:59,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:59,629 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:59,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054507328] [2022-03-15 14:58:59,629 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054507328] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:59,629 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:59,629 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:59,629 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555353248] [2022-03-15 14:58:59,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:59,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:59,629 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:59,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:59,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:59,630 INFO L87 Difference]: Start difference. First operand 3927 states and 10563 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:01,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:01,019 INFO L93 Difference]: Finished difference Result 4964 states and 13006 transitions. [2022-03-15 14:59:01,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:01,020 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:01,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:01,028 INFO L225 Difference]: With dead ends: 4964 [2022-03-15 14:59:01,028 INFO L226 Difference]: Without dead ends: 4964 [2022-03-15 14:59:01,029 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:01,029 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 956 mSDsluCounter, 1473 mSDsCounter, 0 mSdLazyCounter, 1460 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 956 SdHoareTripleChecker+Valid, 1748 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:01,029 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [956 Valid, 1748 Invalid, 1588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1460 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:01,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4964 states. [2022-03-15 14:59:01,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4964 to 3879. [2022-03-15 14:59:01,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3879 states, 3875 states have (on average 2.689548387096774) internal successors, (10422), 3878 states have internal predecessors, (10422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:01,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3879 states and 10422 transitions. [2022-03-15 14:59:01,091 INFO L78 Accepts]: Start accepts. Automaton has 3879 states and 10422 transitions. Word has length 92 [2022-03-15 14:59:01,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:01,091 INFO L470 AbstractCegarLoop]: Abstraction has 3879 states and 10422 transitions. [2022-03-15 14:59:01,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:01,091 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 10422 transitions. [2022-03-15 14:59:01,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:01,107 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:01,108 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:01,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-15 14:59:01,108 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:01,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:01,108 INFO L85 PathProgramCache]: Analyzing trace with hash -841937936, now seen corresponding path program 39 times [2022-03-15 14:59:01,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:01,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335691538] [2022-03-15 14:59:01,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:01,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:01,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:01,718 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:01,718 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335691538] [2022-03-15 14:59:01,718 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335691538] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:01,718 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:01,719 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:01,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695854846] [2022-03-15 14:59:01,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:01,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:01,719 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:01,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:01,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:01,719 INFO L87 Difference]: Start difference. First operand 3879 states and 10422 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:03,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:03,017 INFO L93 Difference]: Finished difference Result 4924 states and 12865 transitions. [2022-03-15 14:59:03,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:03,018 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:03,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:03,024 INFO L225 Difference]: With dead ends: 4924 [2022-03-15 14:59:03,025 INFO L226 Difference]: Without dead ends: 4924 [2022-03-15 14:59:03,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:03,025 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1063 mSDsluCounter, 1624 mSDsCounter, 0 mSdLazyCounter, 1624 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1063 SdHoareTripleChecker+Valid, 1892 SdHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:03,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1063 Valid, 1892 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1624 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:03,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4924 states. [2022-03-15 14:59:03,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4924 to 3927. [2022-03-15 14:59:03,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3927 states, 3923 states have (on average 2.6925822074942647) internal successors, (10563), 3926 states have internal predecessors, (10563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:03,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 10563 transitions. [2022-03-15 14:59:03,079 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 10563 transitions. Word has length 92 [2022-03-15 14:59:03,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:03,079 INFO L470 AbstractCegarLoop]: Abstraction has 3927 states and 10563 transitions. [2022-03-15 14:59:03,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:03,080 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 10563 transitions. [2022-03-15 14:59:03,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:03,082 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:03,082 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:03,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-15 14:59:03,083 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:03,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:03,083 INFO L85 PathProgramCache]: Analyzing trace with hash -842085806, now seen corresponding path program 40 times [2022-03-15 14:59:03,083 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:03,083 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31636003] [2022-03-15 14:59:03,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:03,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:03,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:03,623 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:03,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31636003] [2022-03-15 14:59:03,623 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31636003] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:03,623 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:03,623 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:03,623 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873555821] [2022-03-15 14:59:03,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:03,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:03,623 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:03,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:03,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:03,623 INFO L87 Difference]: Start difference. First operand 3927 states and 10563 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:04,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:04,979 INFO L93 Difference]: Finished difference Result 4858 states and 12715 transitions. [2022-03-15 14:59:04,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:04,979 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:04,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:04,987 INFO L225 Difference]: With dead ends: 4858 [2022-03-15 14:59:04,987 INFO L226 Difference]: Without dead ends: 4858 [2022-03-15 14:59:04,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:04,988 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1097 mSDsluCounter, 1319 mSDsCounter, 0 mSdLazyCounter, 1370 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1097 SdHoareTripleChecker+Valid, 1596 SdHoareTripleChecker+Invalid, 1496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:04,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 1596 Invalid, 1496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1370 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:04,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4858 states. [2022-03-15 14:59:05,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4858 to 3831. [2022-03-15 14:59:05,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3827 states have (on average 2.6864384635484715) internal successors, (10281), 3830 states have internal predecessors, (10281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:05,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-15 14:59:05,045 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-15 14:59:05,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:05,045 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-15 14:59:05,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-15 14:59:05,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:05,048 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:05,048 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:05,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-15 14:59:05,048 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:05,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:05,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1262221680, now seen corresponding path program 41 times [2022-03-15 14:59:05,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:05,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222608421] [2022-03-15 14:59:05,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:05,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:05,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:05,422 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:05,422 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222608421] [2022-03-15 14:59:05,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222608421] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:05,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:05,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:05,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938297218] [2022-03-15 14:59:05,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:05,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:05,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:05,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:05,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:05,423 INFO L87 Difference]: Start difference. First operand 3831 states and 10281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:06,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:06,879 INFO L93 Difference]: Finished difference Result 5036 states and 13092 transitions. [2022-03-15 14:59:06,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:59:06,880 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:06,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:06,887 INFO L225 Difference]: With dead ends: 5036 [2022-03-15 14:59:06,887 INFO L226 Difference]: Without dead ends: 5036 [2022-03-15 14:59:06,887 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=397, Invalid=793, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:59:06,887 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1038 mSDsluCounter, 1216 mSDsCounter, 0 mSdLazyCounter, 1222 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1038 SdHoareTripleChecker+Valid, 1506 SdHoareTripleChecker+Invalid, 1438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 1222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:06,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1038 Valid, 1506 Invalid, 1438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1222 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:06,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5036 states. [2022-03-15 14:59:06,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5036 to 3933. [2022-03-15 14:59:06,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3933 states, 3929 states have (on average 2.6930516670908626) internal successors, (10581), 3932 states have internal predecessors, (10581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 3933 states and 10581 transitions. [2022-03-15 14:59:06,944 INFO L78 Accepts]: Start accepts. Automaton has 3933 states and 10581 transitions. Word has length 92 [2022-03-15 14:59:06,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:06,944 INFO L470 AbstractCegarLoop]: Abstraction has 3933 states and 10581 transitions. [2022-03-15 14:59:06,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 3933 states and 10581 transitions. [2022-03-15 14:59:06,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:06,947 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:06,947 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:06,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-15 14:59:06,947 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:06,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:06,947 INFO L85 PathProgramCache]: Analyzing trace with hash 1262073810, now seen corresponding path program 42 times [2022-03-15 14:59:06,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:06,948 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336634396] [2022-03-15 14:59:06,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:06,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:07,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:07,464 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:07,464 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336634396] [2022-03-15 14:59:07,464 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336634396] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:07,464 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:07,464 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:07,464 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002215340] [2022-03-15 14:59:07,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:07,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:07,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:07,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:07,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:07,465 INFO L87 Difference]: Start difference. First operand 3933 states and 10581 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:09,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:09,089 INFO L93 Difference]: Finished difference Result 5130 states and 13412 transitions. [2022-03-15 14:59:09,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:09,089 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:09,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:09,097 INFO L225 Difference]: With dead ends: 5130 [2022-03-15 14:59:09,098 INFO L226 Difference]: Without dead ends: 5130 [2022-03-15 14:59:09,098 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:09,098 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1361 mSDsluCounter, 1447 mSDsCounter, 0 mSdLazyCounter, 1498 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1361 SdHoareTripleChecker+Valid, 1712 SdHoareTripleChecker+Invalid, 1669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:09,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1361 Valid, 1712 Invalid, 1669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1498 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:09,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5130 states. [2022-03-15 14:59:09,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5130 to 3933. [2022-03-15 14:59:09,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3933 states, 3929 states have (on average 2.6930516670908626) internal successors, (10581), 3932 states have internal predecessors, (10581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:09,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 3933 states and 10581 transitions. [2022-03-15 14:59:09,163 INFO L78 Accepts]: Start accepts. Automaton has 3933 states and 10581 transitions. Word has length 92 [2022-03-15 14:59:09,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:09,163 INFO L470 AbstractCegarLoop]: Abstraction has 3933 states and 10581 transitions. [2022-03-15 14:59:09,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:09,163 INFO L276 IsEmpty]: Start isEmpty. Operand 3933 states and 10581 transitions. [2022-03-15 14:59:09,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:09,166 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:09,166 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:09,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-15 14:59:09,166 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:09,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:09,166 INFO L85 PathProgramCache]: Analyzing trace with hash -72369650, now seen corresponding path program 43 times [2022-03-15 14:59:09,167 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:09,167 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679896366] [2022-03-15 14:59:09,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:09,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:09,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:09,638 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:09,638 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679896366] [2022-03-15 14:59:09,638 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679896366] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:09,638 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:09,638 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:09,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959093282] [2022-03-15 14:59:09,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:09,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:09,639 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:09,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:09,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:09,639 INFO L87 Difference]: Start difference. First operand 3933 states and 10581 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:10,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:10,891 INFO L93 Difference]: Finished difference Result 5218 states and 13668 transitions. [2022-03-15 14:59:10,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:59:10,891 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:10,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:10,900 INFO L225 Difference]: With dead ends: 5218 [2022-03-15 14:59:10,900 INFO L226 Difference]: Without dead ends: 5218 [2022-03-15 14:59:10,901 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=420, Invalid=840, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:59:10,901 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1040 mSDsluCounter, 1266 mSDsCounter, 0 mSdLazyCounter, 1280 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1040 SdHoareTripleChecker+Valid, 1562 SdHoareTripleChecker+Invalid, 1498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:10,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1040 Valid, 1562 Invalid, 1498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1280 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:59:10,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2022-03-15 14:59:10,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3965. [2022-03-15 14:59:10,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3965 states, 3961 states have (on average 2.69502650845746) internal successors, (10675), 3964 states have internal predecessors, (10675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:10,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3965 states to 3965 states and 10675 transitions. [2022-03-15 14:59:10,971 INFO L78 Accepts]: Start accepts. Automaton has 3965 states and 10675 transitions. Word has length 92 [2022-03-15 14:59:10,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:10,971 INFO L470 AbstractCegarLoop]: Abstraction has 3965 states and 10675 transitions. [2022-03-15 14:59:10,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:10,971 INFO L276 IsEmpty]: Start isEmpty. Operand 3965 states and 10675 transitions. [2022-03-15 14:59:10,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:10,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:10,975 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:10,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-15 14:59:10,975 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:10,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:10,975 INFO L85 PathProgramCache]: Analyzing trace with hash -72517520, now seen corresponding path program 44 times [2022-03-15 14:59:10,975 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:10,975 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916584852] [2022-03-15 14:59:10,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:10,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:11,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:11,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:11,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916584852] [2022-03-15 14:59:11,436 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916584852] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:11,436 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:11,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:11,437 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640552259] [2022-03-15 14:59:11,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:11,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:11,437 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:11,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:11,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:11,437 INFO L87 Difference]: Start difference. First operand 3965 states and 10675 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:12,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:12,944 INFO L93 Difference]: Finished difference Result 5150 states and 13514 transitions. [2022-03-15 14:59:12,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:12,945 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:12,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:12,952 INFO L225 Difference]: With dead ends: 5150 [2022-03-15 14:59:12,952 INFO L226 Difference]: Without dead ends: 5150 [2022-03-15 14:59:12,952 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:12,952 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1181 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 1762 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1181 SdHoareTripleChecker+Valid, 1999 SdHoareTripleChecker+Invalid, 1928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 1762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:12,952 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1181 Valid, 1999 Invalid, 1928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1762 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:12,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5150 states. [2022-03-15 14:59:12,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5150 to 3965. [2022-03-15 14:59:12,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3965 states, 3961 states have (on average 2.69502650845746) internal successors, (10675), 3964 states have internal predecessors, (10675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3965 states to 3965 states and 10675 transitions. [2022-03-15 14:59:12,997 INFO L78 Accepts]: Start accepts. Automaton has 3965 states and 10675 transitions. Word has length 92 [2022-03-15 14:59:12,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:12,997 INFO L470 AbstractCegarLoop]: Abstraction has 3965 states and 10675 transitions. [2022-03-15 14:59:12,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:12,997 INFO L276 IsEmpty]: Start isEmpty. Operand 3965 states and 10675 transitions. [2022-03-15 14:59:12,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:12,999 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:12,999 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:13,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-15 14:59:13,000 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:13,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:13,000 INFO L85 PathProgramCache]: Analyzing trace with hash -753360212, now seen corresponding path program 45 times [2022-03-15 14:59:13,000 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:13,000 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186255443] [2022-03-15 14:59:13,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:13,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:13,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:13,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:13,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186255443] [2022-03-15 14:59:13,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186255443] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:13,300 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:13,300 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:13,300 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511322041] [2022-03-15 14:59:13,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:13,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:13,301 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:13,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:13,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:13,301 INFO L87 Difference]: Start difference. First operand 3965 states and 10675 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:15,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:15,090 INFO L93 Difference]: Finished difference Result 5132 states and 13437 transitions. [2022-03-15 14:59:15,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 14:59:15,091 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:15,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:15,098 INFO L225 Difference]: With dead ends: 5132 [2022-03-15 14:59:15,098 INFO L226 Difference]: Without dead ends: 5132 [2022-03-15 14:59:15,098 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=443, Invalid=889, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 14:59:15,099 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1245 mSDsluCounter, 1771 mSDsCounter, 0 mSdLazyCounter, 1821 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1245 SdHoareTripleChecker+Valid, 2063 SdHoareTripleChecker+Invalid, 2031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:15,099 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1245 Valid, 2063 Invalid, 2031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1821 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:59:15,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5132 states. [2022-03-15 14:59:15,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5132 to 3981. [2022-03-15 14:59:15,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3977 states have (on average 2.6960020115665073) internal successors, (10722), 3980 states have internal predecessors, (10722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:15,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 10722 transitions. [2022-03-15 14:59:15,187 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 10722 transitions. Word has length 92 [2022-03-15 14:59:15,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:15,188 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 10722 transitions. [2022-03-15 14:59:15,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:15,188 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 10722 transitions. [2022-03-15 14:59:15,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:15,191 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:15,191 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:15,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-15 14:59:15,191 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:15,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:15,192 INFO L85 PathProgramCache]: Analyzing trace with hash -753508082, now seen corresponding path program 46 times [2022-03-15 14:59:15,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:15,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296296228] [2022-03-15 14:59:15,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:15,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:15,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:15,608 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:15,608 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296296228] [2022-03-15 14:59:15,608 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296296228] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:15,608 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:15,608 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:15,608 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605489578] [2022-03-15 14:59:15,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:15,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:15,609 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:15,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:15,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:15,609 INFO L87 Difference]: Start difference. First operand 3981 states and 10722 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:16,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:16,999 INFO L93 Difference]: Finished difference Result 5032 states and 13189 transitions. [2022-03-15 14:59:17,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:17,000 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:17,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:17,008 INFO L225 Difference]: With dead ends: 5032 [2022-03-15 14:59:17,008 INFO L226 Difference]: Without dead ends: 5032 [2022-03-15 14:59:17,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:17,008 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1053 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 1774 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:17,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 1774 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1507 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:17,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5032 states. [2022-03-15 14:59:17,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5032 to 3981. [2022-03-15 14:59:17,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3977 states have (on average 2.6960020115665073) internal successors, (10722), 3980 states have internal predecessors, (10722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:17,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 10722 transitions. [2022-03-15 14:59:17,072 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 10722 transitions. Word has length 92 [2022-03-15 14:59:17,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:17,073 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 10722 transitions. [2022-03-15 14:59:17,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:17,073 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 10722 transitions. [2022-03-15 14:59:17,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:17,077 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:17,077 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:17,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-15 14:59:17,077 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:17,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:17,077 INFO L85 PathProgramCache]: Analyzing trace with hash -635387852, now seen corresponding path program 47 times [2022-03-15 14:59:17,077 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:17,077 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711756810] [2022-03-15 14:59:17,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:17,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:17,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:17,524 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:17,524 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711756810] [2022-03-15 14:59:17,524 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711756810] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:17,524 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:17,525 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:17,525 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971310070] [2022-03-15 14:59:17,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:17,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:17,525 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:17,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:17,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:17,525 INFO L87 Difference]: Start difference. First operand 3981 states and 10722 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:19,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:19,407 INFO L93 Difference]: Finished difference Result 5084 states and 13317 transitions. [2022-03-15 14:59:19,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 14:59:19,407 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:19,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:19,413 INFO L225 Difference]: With dead ends: 5084 [2022-03-15 14:59:19,413 INFO L226 Difference]: Without dead ends: 5084 [2022-03-15 14:59:19,413 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 14:59:19,413 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1085 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1850 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1085 SdHoareTripleChecker+Valid, 2045 SdHoareTripleChecker+Invalid, 2011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:19,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1085 Valid, 2045 Invalid, 2011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1850 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:59:19,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5084 states. [2022-03-15 14:59:19,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5084 to 3997. [2022-03-15 14:59:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3997 states, 3993 states have (on average 2.696969696969697) internal successors, (10769), 3996 states have internal predecessors, (10769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:19,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 3997 states and 10769 transitions. [2022-03-15 14:59:19,454 INFO L78 Accepts]: Start accepts. Automaton has 3997 states and 10769 transitions. Word has length 92 [2022-03-15 14:59:19,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:19,454 INFO L470 AbstractCegarLoop]: Abstraction has 3997 states and 10769 transitions. [2022-03-15 14:59:19,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:19,455 INFO L276 IsEmpty]: Start isEmpty. Operand 3997 states and 10769 transitions. [2022-03-15 14:59:19,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:19,457 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:19,457 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:19,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-15 14:59:19,457 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:19,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:19,457 INFO L85 PathProgramCache]: Analyzing trace with hash -635535722, now seen corresponding path program 48 times [2022-03-15 14:59:19,457 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:19,458 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978504005] [2022-03-15 14:59:19,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:19,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:19,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:19,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:19,955 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:19,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978504005] [2022-03-15 14:59:19,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978504005] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:19,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:19,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:19,955 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182907487] [2022-03-15 14:59:19,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:19,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:19,955 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:19,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:19,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:19,956 INFO L87 Difference]: Start difference. First operand 3997 states and 10769 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:21,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:21,589 INFO L93 Difference]: Finished difference Result 5056 states and 13278 transitions. [2022-03-15 14:59:21,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:21,589 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:21,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:21,596 INFO L225 Difference]: With dead ends: 5056 [2022-03-15 14:59:21,596 INFO L226 Difference]: Without dead ends: 5056 [2022-03-15 14:59:21,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:21,596 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1181 mSDsluCounter, 1762 mSDsCounter, 0 mSdLazyCounter, 1747 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1181 SdHoareTripleChecker+Valid, 2026 SdHoareTripleChecker+Invalid, 1917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:21,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1181 Valid, 2026 Invalid, 1917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1747 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:21,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5056 states. [2022-03-15 14:59:21,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5056 to 3917. [2022-03-15 14:59:21,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3917 states, 3913 states have (on average 2.692052133912599) internal successors, (10534), 3916 states have internal predecessors, (10534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:21,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 3917 states and 10534 transitions. [2022-03-15 14:59:21,643 INFO L78 Accepts]: Start accepts. Automaton has 3917 states and 10534 transitions. Word has length 92 [2022-03-15 14:59:21,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:21,643 INFO L470 AbstractCegarLoop]: Abstraction has 3917 states and 10534 transitions. [2022-03-15 14:59:21,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:21,643 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 10534 transitions. [2022-03-15 14:59:21,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:21,646 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:21,646 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:21,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-15 14:59:21,646 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:21,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:21,646 INFO L85 PathProgramCache]: Analyzing trace with hash 429434578, now seen corresponding path program 49 times [2022-03-15 14:59:21,646 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:21,646 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633148014] [2022-03-15 14:59:21,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:21,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:21,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:22,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:22,130 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:22,130 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633148014] [2022-03-15 14:59:22,130 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633148014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:22,130 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:22,130 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:22,130 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626132671] [2022-03-15 14:59:22,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:22,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:22,131 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:22,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:22,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:22,131 INFO L87 Difference]: Start difference. First operand 3917 states and 10534 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:24,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:24,081 INFO L93 Difference]: Finished difference Result 4674 states and 12159 transitions. [2022-03-15 14:59:24,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:24,081 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:24,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:24,088 INFO L225 Difference]: With dead ends: 4674 [2022-03-15 14:59:24,088 INFO L226 Difference]: Without dead ends: 4674 [2022-03-15 14:59:24,088 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:24,089 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1117 mSDsluCounter, 2053 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 2319 SdHoareTripleChecker+Invalid, 2129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 2005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:24,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1117 Valid, 2319 Invalid, 2129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 2005 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 14:59:24,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4674 states. [2022-03-15 14:59:24,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4674 to 3839. [2022-03-15 14:59:24,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3839 states, 3835 states have (on average 2.6870925684485005) internal successors, (10305), 3838 states have internal predecessors, (10305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:24,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3839 states and 10305 transitions. [2022-03-15 14:59:24,143 INFO L78 Accepts]: Start accepts. Automaton has 3839 states and 10305 transitions. Word has length 92 [2022-03-15 14:59:24,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:24,143 INFO L470 AbstractCegarLoop]: Abstraction has 3839 states and 10305 transitions. [2022-03-15 14:59:24,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:24,143 INFO L276 IsEmpty]: Start isEmpty. Operand 3839 states and 10305 transitions. [2022-03-15 14:59:24,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:24,146 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:24,146 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:24,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-15 14:59:24,146 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:24,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:24,147 INFO L85 PathProgramCache]: Analyzing trace with hash 206366796, now seen corresponding path program 63 times [2022-03-15 14:59:24,147 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:24,147 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955952014] [2022-03-15 14:59:24,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:24,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:24,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:24,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:24,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955952014] [2022-03-15 14:59:24,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955952014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:24,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:24,517 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:24,517 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438940729] [2022-03-15 14:59:24,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:24,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:24,518 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:24,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:24,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:24,518 INFO L87 Difference]: Start difference. First operand 3839 states and 10305 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:25,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:25,965 INFO L93 Difference]: Finished difference Result 4580 states and 11945 transitions. [2022-03-15 14:59:25,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:25,965 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:25,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:25,972 INFO L225 Difference]: With dead ends: 4580 [2022-03-15 14:59:25,972 INFO L226 Difference]: Without dead ends: 4580 [2022-03-15 14:59:25,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=336, Invalid=720, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:25,972 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1017 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1631 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 1950 SdHoareTripleChecker+Invalid, 1764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:25,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1017 Valid, 1950 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1631 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:25,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4580 states. [2022-03-15 14:59:26,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4580 to 3909. [2022-03-15 14:59:26,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3909 states, 3905 states have (on average 2.6916773367477593) internal successors, (10511), 3908 states have internal predecessors, (10511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:26,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 3909 states and 10511 transitions. [2022-03-15 14:59:26,015 INFO L78 Accepts]: Start accepts. Automaton has 3909 states and 10511 transitions. Word has length 92 [2022-03-15 14:59:26,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:26,015 INFO L470 AbstractCegarLoop]: Abstraction has 3909 states and 10511 transitions. [2022-03-15 14:59:26,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:26,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3909 states and 10511 transitions. [2022-03-15 14:59:26,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:26,017 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:26,017 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:26,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-15 14:59:26,017 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:26,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:26,018 INFO L85 PathProgramCache]: Analyzing trace with hash 210654096, now seen corresponding path program 64 times [2022-03-15 14:59:26,018 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:26,018 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745102414] [2022-03-15 14:59:26,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:26,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:26,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:26,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:26,412 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745102414] [2022-03-15 14:59:26,412 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745102414] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:26,412 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:26,412 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:26,412 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286463823] [2022-03-15 14:59:26,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:26,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:26,413 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:26,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:26,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:26,413 INFO L87 Difference]: Start difference. First operand 3909 states and 10511 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:27,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:27,738 INFO L93 Difference]: Finished difference Result 4679 states and 12222 transitions. [2022-03-15 14:59:27,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:27,739 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:27,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:27,745 INFO L225 Difference]: With dead ends: 4679 [2022-03-15 14:59:27,745 INFO L226 Difference]: Without dead ends: 4679 [2022-03-15 14:59:27,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=376, Invalid=746, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:27,746 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 1231 mSDsluCounter, 1309 mSDsCounter, 0 mSdLazyCounter, 1267 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1231 SdHoareTripleChecker+Valid, 1574 SdHoareTripleChecker+Invalid, 1436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:27,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1231 Valid, 1574 Invalid, 1436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1267 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:27,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4679 states. [2022-03-15 14:59:27,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4679 to 3925. [2022-03-15 14:59:27,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3925 states, 3921 states have (on average 2.692680438663606) internal successors, (10558), 3924 states have internal predecessors, (10558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:27,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 10558 transitions. [2022-03-15 14:59:27,789 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 10558 transitions. Word has length 92 [2022-03-15 14:59:27,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:27,789 INFO L470 AbstractCegarLoop]: Abstraction has 3925 states and 10558 transitions. [2022-03-15 14:59:27,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:27,789 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 10558 transitions. [2022-03-15 14:59:27,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:27,792 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:27,792 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:27,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-15 14:59:27,792 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:27,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:27,792 INFO L85 PathProgramCache]: Analyzing trace with hash 210518316, now seen corresponding path program 65 times [2022-03-15 14:59:27,792 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:27,792 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853542216] [2022-03-15 14:59:27,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:27,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:28,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:28,247 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:28,247 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853542216] [2022-03-15 14:59:28,247 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853542216] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:28,247 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:28,247 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:28,247 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985542016] [2022-03-15 14:59:28,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:28,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:28,248 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:28,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:28,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:28,248 INFO L87 Difference]: Start difference. First operand 3925 states and 10558 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:29,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:29,835 INFO L93 Difference]: Finished difference Result 4613 states and 12052 transitions. [2022-03-15 14:59:29,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:29,835 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:29,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:29,841 INFO L225 Difference]: With dead ends: 4613 [2022-03-15 14:59:29,841 INFO L226 Difference]: Without dead ends: 4613 [2022-03-15 14:59:29,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:29,842 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 964 mSDsluCounter, 1559 mSDsCounter, 0 mSdLazyCounter, 1571 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 964 SdHoareTripleChecker+Valid, 1818 SdHoareTripleChecker+Invalid, 1678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 1571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:29,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [964 Valid, 1818 Invalid, 1678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 1571 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:29,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4613 states. [2022-03-15 14:59:29,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4613 to 3845. [2022-03-15 14:59:29,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3845 states, 3841 states have (on average 2.687581359021088) internal successors, (10323), 3844 states have internal predecessors, (10323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:29,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 3845 states and 10323 transitions. [2022-03-15 14:59:29,881 INFO L78 Accepts]: Start accepts. Automaton has 3845 states and 10323 transitions. Word has length 92 [2022-03-15 14:59:29,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:29,882 INFO L470 AbstractCegarLoop]: Abstraction has 3845 states and 10323 transitions. [2022-03-15 14:59:29,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:29,882 INFO L276 IsEmpty]: Start isEmpty. Operand 3845 states and 10323 transitions. [2022-03-15 14:59:29,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:29,884 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:29,884 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:29,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-15 14:59:29,884 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:29,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:29,884 INFO L85 PathProgramCache]: Analyzing trace with hash -52191854, now seen corresponding path program 66 times [2022-03-15 14:59:29,885 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:29,885 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450805575] [2022-03-15 14:59:29,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:29,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:30,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:30,274 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:30,274 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450805575] [2022-03-15 14:59:30,274 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450805575] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:30,274 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:30,274 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:30,274 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176648041] [2022-03-15 14:59:30,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:30,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:30,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:30,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:30,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:30,274 INFO L87 Difference]: Start difference. First operand 3845 states and 10323 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:31,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:31,857 INFO L93 Difference]: Finished difference Result 4992 states and 13110 transitions. [2022-03-15 14:59:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:31,857 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:31,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:31,864 INFO L225 Difference]: With dead ends: 4992 [2022-03-15 14:59:31,864 INFO L226 Difference]: Without dead ends: 4992 [2022-03-15 14:59:31,864 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:31,864 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 968 mSDsluCounter, 1645 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 968 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 1744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:31,864 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [968 Valid, 1888 Invalid, 1744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:31,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4992 states. [2022-03-15 14:59:31,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4992 to 3925. [2022-03-15 14:59:31,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3925 states, 3921 states have (on average 2.692680438663606) internal successors, (10558), 3924 states have internal predecessors, (10558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:31,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 10558 transitions. [2022-03-15 14:59:31,908 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 10558 transitions. Word has length 92 [2022-03-15 14:59:31,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:31,908 INFO L470 AbstractCegarLoop]: Abstraction has 3925 states and 10558 transitions. [2022-03-15 14:59:31,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 10558 transitions. [2022-03-15 14:59:31,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:31,911 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:31,911 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:31,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-15 14:59:31,911 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:31,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:31,911 INFO L85 PathProgramCache]: Analyzing trace with hash -47904554, now seen corresponding path program 67 times [2022-03-15 14:59:31,911 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:31,911 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414080780] [2022-03-15 14:59:31,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:31,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:32,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:32,264 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:32,264 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414080780] [2022-03-15 14:59:32,264 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414080780] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:32,264 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:32,264 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:32,264 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291599186] [2022-03-15 14:59:32,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:32,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:32,264 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:32,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:32,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:32,265 INFO L87 Difference]: Start difference. First operand 3925 states and 10558 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:33,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:33,943 INFO L93 Difference]: Finished difference Result 5055 states and 13280 transitions. [2022-03-15 14:59:33,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:59:33,943 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:33,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:33,950 INFO L225 Difference]: With dead ends: 5055 [2022-03-15 14:59:33,950 INFO L226 Difference]: Without dead ends: 5055 [2022-03-15 14:59:33,950 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=397, Invalid=793, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:59:33,951 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1030 mSDsluCounter, 1651 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1030 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:33,951 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1030 Valid, 1920 Invalid, 1773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:33,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5055 states. [2022-03-15 14:59:33,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5055 to 3941. [2022-03-15 14:59:33,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3941 states, 3937 states have (on average 2.693675387350775) internal successors, (10605), 3940 states have internal predecessors, (10605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:34,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 10605 transitions. [2022-03-15 14:59:34,000 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 10605 transitions. Word has length 92 [2022-03-15 14:59:34,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:34,000 INFO L470 AbstractCegarLoop]: Abstraction has 3941 states and 10605 transitions. [2022-03-15 14:59:34,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:34,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 10605 transitions. [2022-03-15 14:59:34,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:34,003 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:34,003 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:34,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-15 14:59:34,003 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:34,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:34,004 INFO L85 PathProgramCache]: Analyzing trace with hash -48040334, now seen corresponding path program 68 times [2022-03-15 14:59:34,004 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:34,004 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809588868] [2022-03-15 14:59:34,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:34,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:34,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:34,488 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:34,488 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809588868] [2022-03-15 14:59:34,488 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809588868] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:34,488 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:34,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:34,488 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291542594] [2022-03-15 14:59:34,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:34,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:34,489 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:34,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:34,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:34,489 INFO L87 Difference]: Start difference. First operand 3941 states and 10605 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:35,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:35,972 INFO L93 Difference]: Finished difference Result 5025 states and 13217 transitions. [2022-03-15 14:59:35,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:35,972 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:35,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:35,979 INFO L225 Difference]: With dead ends: 5025 [2022-03-15 14:59:35,979 INFO L226 Difference]: Without dead ends: 5025 [2022-03-15 14:59:35,980 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:35,980 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1105 mSDsluCounter, 1484 mSDsCounter, 0 mSdLazyCounter, 1515 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1105 SdHoareTripleChecker+Valid, 1738 SdHoareTripleChecker+Invalid, 1629 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:35,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1105 Valid, 1738 Invalid, 1629 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1515 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:35,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5025 states. [2022-03-15 14:59:36,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5025 to 3861. [2022-03-15 14:59:36,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3861 states, 3857 states have (on average 2.6886180969665543) internal successors, (10370), 3860 states have internal predecessors, (10370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:36,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 3861 states and 10370 transitions. [2022-03-15 14:59:36,030 INFO L78 Accepts]: Start accepts. Automaton has 3861 states and 10370 transitions. Word has length 92 [2022-03-15 14:59:36,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:36,031 INFO L470 AbstractCegarLoop]: Abstraction has 3861 states and 10370 transitions. [2022-03-15 14:59:36,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:36,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3861 states and 10370 transitions. [2022-03-15 14:59:36,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:36,033 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:36,033 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:36,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-15 14:59:36,034 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:36,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:36,034 INFO L85 PathProgramCache]: Analyzing trace with hash 379132202, now seen corresponding path program 69 times [2022-03-15 14:59:36,034 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:36,034 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345771119] [2022-03-15 14:59:36,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:36,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:36,403 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:36,403 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345771119] [2022-03-15 14:59:36,403 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345771119] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:36,403 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:36,403 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:36,403 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276599691] [2022-03-15 14:59:36,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:36,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:36,404 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:36,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:36,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:36,404 INFO L87 Difference]: Start difference. First operand 3861 states and 10370 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:37,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:37,593 INFO L93 Difference]: Finished difference Result 4874 states and 12786 transitions. [2022-03-15 14:59:37,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:37,594 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:37,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:37,600 INFO L225 Difference]: With dead ends: 4874 [2022-03-15 14:59:37,600 INFO L226 Difference]: Without dead ends: 4874 [2022-03-15 14:59:37,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:37,601 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 964 mSDsluCounter, 1306 mSDsCounter, 0 mSdLazyCounter, 1334 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 964 SdHoareTripleChecker+Valid, 1553 SdHoareTripleChecker+Invalid, 1446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:37,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [964 Valid, 1553 Invalid, 1446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1334 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:59:37,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4874 states. [2022-03-15 14:59:37,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4874 to 3941. [2022-03-15 14:59:37,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3941 states, 3937 states have (on average 2.693675387350775) internal successors, (10605), 3940 states have internal predecessors, (10605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:37,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 10605 transitions. [2022-03-15 14:59:37,649 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 10605 transitions. Word has length 92 [2022-03-15 14:59:37,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:37,649 INFO L470 AbstractCegarLoop]: Abstraction has 3941 states and 10605 transitions. [2022-03-15 14:59:37,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:37,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 10605 transitions. [2022-03-15 14:59:37,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:37,652 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:37,652 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:37,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-15 14:59:37,652 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:37,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:37,652 INFO L85 PathProgramCache]: Analyzing trace with hash 383419502, now seen corresponding path program 70 times [2022-03-15 14:59:37,652 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:37,652 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071972919] [2022-03-15 14:59:37,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:37,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:38,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:38,004 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:38,004 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071972919] [2022-03-15 14:59:38,004 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071972919] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:38,004 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:38,004 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:38,004 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000551741] [2022-03-15 14:59:38,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:38,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:38,004 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:38,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:38,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:38,004 INFO L87 Difference]: Start difference. First operand 3941 states and 10605 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:39,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:39,906 INFO L93 Difference]: Finished difference Result 4953 states and 13003 transitions. [2022-03-15 14:59:39,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:59:39,906 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:39,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:39,914 INFO L225 Difference]: With dead ends: 4953 [2022-03-15 14:59:39,914 INFO L226 Difference]: Without dead ends: 4953 [2022-03-15 14:59:39,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=420, Invalid=840, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:59:39,914 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1028 mSDsluCounter, 1788 mSDsCounter, 0 mSdLazyCounter, 1830 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1028 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:39,914 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1028 Valid, 2061 Invalid, 1970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1830 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 14:59:39,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4953 states. [2022-03-15 14:59:39,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4953 to 3957. [2022-03-15 14:59:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3957 states, 3953 states have (on average 2.6946622818112824) internal successors, (10652), 3956 states have internal predecessors, (10652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:39,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 3957 states and 10652 transitions. [2022-03-15 14:59:39,972 INFO L78 Accepts]: Start accepts. Automaton has 3957 states and 10652 transitions. Word has length 92 [2022-03-15 14:59:39,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:39,972 INFO L470 AbstractCegarLoop]: Abstraction has 3957 states and 10652 transitions. [2022-03-15 14:59:39,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:39,972 INFO L276 IsEmpty]: Start isEmpty. Operand 3957 states and 10652 transitions. [2022-03-15 14:59:39,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:39,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:39,976 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:39,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-15 14:59:39,977 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:39,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:39,978 INFO L85 PathProgramCache]: Analyzing trace with hash 383283722, now seen corresponding path program 71 times [2022-03-15 14:59:39,979 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:39,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985291298] [2022-03-15 14:59:39,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:39,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:40,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:40,467 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:40,467 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985291298] [2022-03-15 14:59:40,467 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985291298] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:40,467 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:40,467 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:40,467 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028486596] [2022-03-15 14:59:40,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:40,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:40,468 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:40,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:40,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:40,468 INFO L87 Difference]: Start difference. First operand 3957 states and 10652 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:41,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:41,902 INFO L93 Difference]: Finished difference Result 4907 states and 12893 transitions. [2022-03-15 14:59:41,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:41,903 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:41,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:41,911 INFO L225 Difference]: With dead ends: 4907 [2022-03-15 14:59:41,911 INFO L226 Difference]: Without dead ends: 4907 [2022-03-15 14:59:41,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:41,914 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1153 mSDsluCounter, 1489 mSDsCounter, 0 mSdLazyCounter, 1477 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1153 SdHoareTripleChecker+Valid, 1743 SdHoareTripleChecker+Invalid, 1624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:41,914 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1153 Valid, 1743 Invalid, 1624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1477 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:41,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4907 states. [2022-03-15 14:59:41,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4907 to 3893. [2022-03-15 14:59:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3893 states, 3889 states have (on average 2.690665980971972) internal successors, (10464), 3892 states have internal predecessors, (10464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:41,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 3893 states and 10464 transitions. [2022-03-15 14:59:41,979 INFO L78 Accepts]: Start accepts. Automaton has 3893 states and 10464 transitions. Word has length 92 [2022-03-15 14:59:41,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:41,979 INFO L470 AbstractCegarLoop]: Abstraction has 3893 states and 10464 transitions. [2022-03-15 14:59:41,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:41,980 INFO L276 IsEmpty]: Start isEmpty. Operand 3893 states and 10464 transitions. [2022-03-15 14:59:41,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:41,983 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:41,983 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:41,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-15 14:59:41,984 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:41,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:41,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1057501448, now seen corresponding path program 72 times [2022-03-15 14:59:41,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:41,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614001403] [2022-03-15 14:59:41,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:41,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:42,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:42,279 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:42,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614001403] [2022-03-15 14:59:42,279 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614001403] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:42,279 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:42,279 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:42,279 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806828116] [2022-03-15 14:59:42,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:42,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:42,280 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:42,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:42,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:42,281 INFO L87 Difference]: Start difference. First operand 3893 states and 10464 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:43,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:43,619 INFO L93 Difference]: Finished difference Result 4724 states and 12368 transitions. [2022-03-15 14:59:43,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:43,620 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:43,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:43,626 INFO L225 Difference]: With dead ends: 4724 [2022-03-15 14:59:43,627 INFO L226 Difference]: Without dead ends: 4724 [2022-03-15 14:59:43,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:43,627 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 811 mSDsluCounter, 1759 mSDsCounter, 0 mSdLazyCounter, 1740 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 811 SdHoareTripleChecker+Valid, 2002 SdHoareTripleChecker+Invalid, 1843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1740 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:43,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [811 Valid, 2002 Invalid, 1843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1740 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:43,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4724 states. [2022-03-15 14:59:43,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4724 to 3925. [2022-03-15 14:59:43,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3925 states, 3921 states have (on average 2.692680438663606) internal successors, (10558), 3924 states have internal predecessors, (10558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:43,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 10558 transitions. [2022-03-15 14:59:43,674 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 10558 transitions. Word has length 92 [2022-03-15 14:59:43,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:43,674 INFO L470 AbstractCegarLoop]: Abstraction has 3925 states and 10558 transitions. [2022-03-15 14:59:43,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:43,674 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 10558 transitions. [2022-03-15 14:59:43,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:43,676 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:43,676 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:43,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-15 14:59:43,677 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:43,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:43,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1061788748, now seen corresponding path program 73 times [2022-03-15 14:59:43,677 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:43,677 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194819560] [2022-03-15 14:59:43,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:43,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:44,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:44,027 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:44,027 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194819560] [2022-03-15 14:59:44,027 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194819560] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:44,027 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:44,027 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:44,027 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944758491] [2022-03-15 14:59:44,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:44,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:44,027 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:44,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:44,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:44,028 INFO L87 Difference]: Start difference. First operand 3925 states and 10558 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:45,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:45,803 INFO L93 Difference]: Finished difference Result 4878 states and 12794 transitions. [2022-03-15 14:59:45,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 14:59:45,803 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:45,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:45,810 INFO L225 Difference]: With dead ends: 4878 [2022-03-15 14:59:45,810 INFO L226 Difference]: Without dead ends: 4878 [2022-03-15 14:59:45,810 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=443, Invalid=889, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 14:59:45,810 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1195 mSDsluCounter, 1634 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1195 SdHoareTripleChecker+Valid, 1917 SdHoareTripleChecker+Invalid, 1813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:45,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1195 Valid, 1917 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:59:45,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4878 states. [2022-03-15 14:59:45,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4878 to 3941. [2022-03-15 14:59:45,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3941 states, 3937 states have (on average 2.693675387350775) internal successors, (10605), 3940 states have internal predecessors, (10605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:45,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 10605 transitions. [2022-03-15 14:59:45,855 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 10605 transitions. Word has length 92 [2022-03-15 14:59:45,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:45,855 INFO L470 AbstractCegarLoop]: Abstraction has 3941 states and 10605 transitions. [2022-03-15 14:59:45,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:45,856 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 10605 transitions. [2022-03-15 14:59:45,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:45,858 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:45,858 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:45,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-15 14:59:45,859 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:45,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:45,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1061652968, now seen corresponding path program 74 times [2022-03-15 14:59:45,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:45,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447784334] [2022-03-15 14:59:45,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:45,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:46,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:46,338 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:46,338 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447784334] [2022-03-15 14:59:46,338 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447784334] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:46,338 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:46,338 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:46,338 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423124159] [2022-03-15 14:59:46,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:46,339 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:46,339 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:46,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:46,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:46,339 INFO L87 Difference]: Start difference. First operand 3941 states and 10605 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:47,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:47,699 INFO L93 Difference]: Finished difference Result 4800 states and 12590 transitions. [2022-03-15 14:59:47,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:47,700 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:47,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:47,707 INFO L225 Difference]: With dead ends: 4800 [2022-03-15 14:59:47,707 INFO L226 Difference]: Without dead ends: 4800 [2022-03-15 14:59:47,707 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:47,708 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1090 mSDsluCounter, 1487 mSDsCounter, 0 mSdLazyCounter, 1504 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 1741 SdHoareTripleChecker+Invalid, 1621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:47,708 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1090 Valid, 1741 Invalid, 1621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1504 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:47,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4800 states. [2022-03-15 14:59:47,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4800 to 3909. [2022-03-15 14:59:47,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3909 states, 3905 states have (on average 2.6916773367477593) internal successors, (10511), 3908 states have internal predecessors, (10511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:47,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 3909 states and 10511 transitions. [2022-03-15 14:59:47,763 INFO L78 Accepts]: Start accepts. Automaton has 3909 states and 10511 transitions. Word has length 92 [2022-03-15 14:59:47,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:47,763 INFO L470 AbstractCegarLoop]: Abstraction has 3909 states and 10511 transitions. [2022-03-15 14:59:47,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:47,763 INFO L276 IsEmpty]: Start isEmpty. Operand 3909 states and 10511 transitions. [2022-03-15 14:59:47,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:47,766 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:47,767 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:47,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-15 14:59:47,767 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:47,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:47,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1171631048, now seen corresponding path program 75 times [2022-03-15 14:59:47,767 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:47,767 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645243650] [2022-03-15 14:59:47,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:47,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:48,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:48,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:48,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645243650] [2022-03-15 14:59:48,101 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645243650] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:48,101 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:48,101 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:48,101 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492600117] [2022-03-15 14:59:48,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:48,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:48,101 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:48,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:48,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:48,102 INFO L87 Difference]: Start difference. First operand 3909 states and 10511 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:49,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:49,818 INFO L93 Difference]: Finished difference Result 4841 states and 12696 transitions. [2022-03-15 14:59:49,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 14:59:49,819 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:49,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:49,825 INFO L225 Difference]: With dead ends: 4841 [2022-03-15 14:59:49,825 INFO L226 Difference]: Without dead ends: 4841 [2022-03-15 14:59:49,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=484, Invalid=922, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 14:59:49,826 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1239 mSDsluCounter, 1606 mSDsCounter, 0 mSdLazyCounter, 1676 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:49,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1239 Valid, 1896 Invalid, 1848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1676 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:49,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4841 states. [2022-03-15 14:59:49,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4841 to 3925. [2022-03-15 14:59:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3925 states, 3921 states have (on average 2.692680438663606) internal successors, (10558), 3924 states have internal predecessors, (10558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:49,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 10558 transitions. [2022-03-15 14:59:49,880 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 10558 transitions. Word has length 92 [2022-03-15 14:59:49,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:49,880 INFO L470 AbstractCegarLoop]: Abstraction has 3925 states and 10558 transitions. [2022-03-15 14:59:49,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:49,881 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 10558 transitions. [2022-03-15 14:59:49,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:49,883 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:49,883 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:49,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-15 14:59:49,884 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:49,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:49,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1168142618, now seen corresponding path program 76 times [2022-03-15 14:59:49,884 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:49,884 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679227409] [2022-03-15 14:59:49,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:49,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:50,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:50,271 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:50,271 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679227409] [2022-03-15 14:59:50,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679227409] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:50,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:50,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:50,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326015647] [2022-03-15 14:59:50,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:50,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:50,272 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:50,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:50,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:50,272 INFO L87 Difference]: Start difference. First operand 3925 states and 10558 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:51,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:51,909 INFO L93 Difference]: Finished difference Result 4841 states and 12696 transitions. [2022-03-15 14:59:51,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 14:59:51,909 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:51,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:51,917 INFO L225 Difference]: With dead ends: 4841 [2022-03-15 14:59:51,917 INFO L226 Difference]: Without dead ends: 4841 [2022-03-15 14:59:51,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 14:59:51,917 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 886 mSDsluCounter, 2023 mSDsCounter, 0 mSdLazyCounter, 1936 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 886 SdHoareTripleChecker+Valid, 2309 SdHoareTripleChecker+Invalid, 2074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1936 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:51,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [886 Valid, 2309 Invalid, 2074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1936 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:51,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4841 states. [2022-03-15 14:59:51,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4841 to 3941. [2022-03-15 14:59:51,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3941 states, 3937 states have (on average 2.693675387350775) internal successors, (10605), 3940 states have internal predecessors, (10605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:51,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 10605 transitions. [2022-03-15 14:59:51,972 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 10605 transitions. Word has length 92 [2022-03-15 14:59:51,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:51,972 INFO L470 AbstractCegarLoop]: Abstraction has 3941 states and 10605 transitions. [2022-03-15 14:59:51,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:51,972 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 10605 transitions. [2022-03-15 14:59:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:51,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:51,975 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:51,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-15 14:59:51,975 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:51,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:51,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1168006838, now seen corresponding path program 77 times [2022-03-15 14:59:51,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:51,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503997403] [2022-03-15 14:59:51,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:51,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:52,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:52,445 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:52,445 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503997403] [2022-03-15 14:59:52,445 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503997403] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:52,445 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:52,445 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:52,446 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621778269] [2022-03-15 14:59:52,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:52,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:52,446 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:52,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:52,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:52,446 INFO L87 Difference]: Start difference. First operand 3941 states and 10605 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:53,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:53,841 INFO L93 Difference]: Finished difference Result 4775 states and 12526 transitions. [2022-03-15 14:59:53,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:53,841 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:53,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:53,848 INFO L225 Difference]: With dead ends: 4775 [2022-03-15 14:59:53,849 INFO L226 Difference]: Without dead ends: 4775 [2022-03-15 14:59:53,849 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:53,849 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 816 mSDsluCounter, 1430 mSDsCounter, 0 mSdLazyCounter, 1471 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 816 SdHoareTripleChecker+Valid, 1685 SdHoareTripleChecker+Invalid, 1583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:53,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [816 Valid, 1685 Invalid, 1583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1471 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:53,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4775 states. [2022-03-15 14:59:53,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4775 to 3845. [2022-03-15 14:59:53,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3845 states, 3841 states have (on average 2.687581359021088) internal successors, (10323), 3844 states have internal predecessors, (10323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:53,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 3845 states and 10323 transitions. [2022-03-15 14:59:53,904 INFO L78 Accepts]: Start accepts. Automaton has 3845 states and 10323 transitions. Word has length 92 [2022-03-15 14:59:53,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:53,904 INFO L470 AbstractCegarLoop]: Abstraction has 3845 states and 10323 transitions. [2022-03-15 14:59:53,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:53,904 INFO L276 IsEmpty]: Start isEmpty. Operand 3845 states and 10323 transitions. [2022-03-15 14:59:53,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:53,907 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:53,907 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:53,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-15 14:59:53,907 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:53,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:53,907 INFO L85 PathProgramCache]: Analyzing trace with hash -815678904, now seen corresponding path program 50 times [2022-03-15 14:59:53,907 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:53,908 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721871834] [2022-03-15 14:59:53,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:53,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:54,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:54,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:54,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721871834] [2022-03-15 14:59:54,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721871834] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:54,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:54,340 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:54,340 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172331373] [2022-03-15 14:59:54,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:54,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:54,341 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:54,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:54,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:54,341 INFO L87 Difference]: Start difference. First operand 3845 states and 10323 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:55,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:55,729 INFO L93 Difference]: Finished difference Result 5036 states and 13092 transitions. [2022-03-15 14:59:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:55,729 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:55,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:55,737 INFO L225 Difference]: With dead ends: 5036 [2022-03-15 14:59:55,737 INFO L226 Difference]: Without dead ends: 5036 [2022-03-15 14:59:55,737 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:55,737 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 982 mSDsluCounter, 1390 mSDsCounter, 0 mSdLazyCounter, 1396 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 1656 SdHoareTripleChecker+Invalid, 1582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 1396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:55,737 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [982 Valid, 1656 Invalid, 1582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 1396 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:55,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5036 states. [2022-03-15 14:59:55,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5036 to 3915. [2022-03-15 14:59:55,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3915 states, 3911 states have (on average 2.6921503451802606) internal successors, (10529), 3914 states have internal predecessors, (10529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3915 states and 10529 transitions. [2022-03-15 14:59:55,796 INFO L78 Accepts]: Start accepts. Automaton has 3915 states and 10529 transitions. Word has length 92 [2022-03-15 14:59:55,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:55,796 INFO L470 AbstractCegarLoop]: Abstraction has 3915 states and 10529 transitions. [2022-03-15 14:59:55,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand 3915 states and 10529 transitions. [2022-03-15 14:59:55,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:55,799 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:55,799 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:55,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-15 14:59:55,799 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:55,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:55,800 INFO L85 PathProgramCache]: Analyzing trace with hash -815826774, now seen corresponding path program 51 times [2022-03-15 14:59:55,800 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:55,800 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560328929] [2022-03-15 14:59:55,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:55,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:56,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:56,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:56,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560328929] [2022-03-15 14:59:56,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560328929] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:56,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:56,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:56,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731173946] [2022-03-15 14:59:56,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:56,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:56,208 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:56,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:56,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:56,209 INFO L87 Difference]: Start difference. First operand 3915 states and 10529 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:57,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:57,951 INFO L93 Difference]: Finished difference Result 4970 states and 12942 transitions. [2022-03-15 14:59:57,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:57,951 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:57,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:57,959 INFO L225 Difference]: With dead ends: 4970 [2022-03-15 14:59:57,959 INFO L226 Difference]: Without dead ends: 4970 [2022-03-15 14:59:57,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:57,960 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1001 mSDsluCounter, 1911 mSDsCounter, 0 mSdLazyCounter, 1949 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1001 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 2083 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:57,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1001 Valid, 2167 Invalid, 2083 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1949 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:59:57,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4970 states. [2022-03-15 14:59:58,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4970 to 3821. [2022-03-15 14:59:58,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3821 states, 3817 states have (on average 2.686140948388787) internal successors, (10253), 3820 states have internal predecessors, (10253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:58,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3821 states and 10253 transitions. [2022-03-15 14:59:58,017 INFO L78 Accepts]: Start accepts. Automaton has 3821 states and 10253 transitions. Word has length 92 [2022-03-15 14:59:58,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:58,018 INFO L470 AbstractCegarLoop]: Abstraction has 3821 states and 10253 transitions. [2022-03-15 14:59:58,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:58,018 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 10253 transitions. [2022-03-15 14:59:58,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:58,021 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:58,021 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:58,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-15 14:59:58,021 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:58,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:58,021 INFO L85 PathProgramCache]: Analyzing trace with hash 2144697062, now seen corresponding path program 52 times [2022-03-15 14:59:58,021 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:58,021 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361855690] [2022-03-15 14:59:58,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:58,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:58,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:58,339 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:58,339 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361855690] [2022-03-15 14:59:58,339 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361855690] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:58,339 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:58,339 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:58,339 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061004776] [2022-03-15 14:59:58,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:58,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:58,340 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:58,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:58,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:58,340 INFO L87 Difference]: Start difference. First operand 3821 states and 10253 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:59,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:59,725 INFO L93 Difference]: Finished difference Result 5402 states and 14122 transitions. [2022-03-15 14:59:59,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:59:59,726 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:59:59,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:59,734 INFO L225 Difference]: With dead ends: 5402 [2022-03-15 14:59:59,734 INFO L226 Difference]: Without dead ends: 5402 [2022-03-15 14:59:59,734 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=390, Invalid=800, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:59:59,734 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1269 mSDsluCounter, 1383 mSDsCounter, 0 mSdLazyCounter, 1410 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1269 SdHoareTripleChecker+Valid, 1655 SdHoareTripleChecker+Invalid, 1607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:59,734 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1269 Valid, 1655 Invalid, 1607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1410 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:59,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5402 states. [2022-03-15 14:59:59,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5402 to 3917. [2022-03-15 14:59:59,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3917 states, 3913 states have (on average 2.6923076923076925) internal successors, (10535), 3916 states have internal predecessors, (10535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:59,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 3917 states and 10535 transitions. [2022-03-15 14:59:59,792 INFO L78 Accepts]: Start accepts. Automaton has 3917 states and 10535 transitions. Word has length 92 [2022-03-15 14:59:59,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:59,792 INFO L470 AbstractCegarLoop]: Abstraction has 3917 states and 10535 transitions. [2022-03-15 14:59:59,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:59,792 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 10535 transitions. [2022-03-15 14:59:59,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:59:59,795 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:59,795 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:59,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-15 14:59:59,795 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 14:59:59,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:59,796 INFO L85 PathProgramCache]: Analyzing trace with hash 2144549192, now seen corresponding path program 53 times [2022-03-15 14:59:59,796 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:59,796 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654445045] [2022-03-15 14:59:59,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:59,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:59,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:00,198 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:00,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654445045] [2022-03-15 15:00:00,198 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654445045] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:00,198 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:00,198 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:00,198 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379237148] [2022-03-15 15:00:00,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:00,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:00,199 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:00,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:00,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:00,199 INFO L87 Difference]: Start difference. First operand 3917 states and 10535 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:01,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:01,444 INFO L93 Difference]: Finished difference Result 5270 states and 13780 transitions. [2022-03-15 15:00:01,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:01,445 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:01,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:01,452 INFO L225 Difference]: With dead ends: 5270 [2022-03-15 15:00:01,452 INFO L226 Difference]: Without dead ends: 5270 [2022-03-15 15:00:01,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:01,453 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1142 mSDsluCounter, 1443 mSDsCounter, 0 mSdLazyCounter, 1520 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1142 SdHoareTripleChecker+Valid, 1710 SdHoareTripleChecker+Invalid, 1668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1520 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:01,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1142 Valid, 1710 Invalid, 1668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1520 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:00:01,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5270 states. [2022-03-15 15:00:01,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5270 to 3853. [2022-03-15 15:00:01,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3853 states, 3849 states have (on average 2.6882307092751363) internal successors, (10347), 3852 states have internal predecessors, (10347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:01,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3853 states and 10347 transitions. [2022-03-15 15:00:01,506 INFO L78 Accepts]: Start accepts. Automaton has 3853 states and 10347 transitions. Word has length 92 [2022-03-15 15:00:01,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:01,506 INFO L470 AbstractCegarLoop]: Abstraction has 3853 states and 10347 transitions. [2022-03-15 15:00:01,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:01,506 INFO L276 IsEmpty]: Start isEmpty. Operand 3853 states and 10347 transitions. [2022-03-15 15:00:01,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:01,509 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:01,509 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:01,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-15 15:00:01,509 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:01,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:01,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1463706500, now seen corresponding path program 54 times [2022-03-15 15:00:01,510 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:01,510 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035546628] [2022-03-15 15:00:01,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:01,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:01,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:01,878 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:01,878 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035546628] [2022-03-15 15:00:01,878 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035546628] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:01,878 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:01,878 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:01,878 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349284053] [2022-03-15 15:00:01,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:01,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:01,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:01,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:01,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:01,878 INFO L87 Difference]: Start difference. First operand 3853 states and 10347 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:03,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:03,087 INFO L93 Difference]: Finished difference Result 5284 states and 13797 transitions. [2022-03-15 15:00:03,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:00:03,087 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:03,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:03,094 INFO L225 Difference]: With dead ends: 5284 [2022-03-15 15:00:03,094 INFO L226 Difference]: Without dead ends: 5284 [2022-03-15 15:00:03,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=413, Invalid=847, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:00:03,095 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1157 mSDsluCounter, 1270 mSDsCounter, 0 mSdLazyCounter, 1349 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 1550 SdHoareTripleChecker+Invalid, 1557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:03,095 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 1550 Invalid, 1557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1349 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:00:03,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5284 states. [2022-03-15 15:00:03,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5284 to 3901. [2022-03-15 15:00:03,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3901 states, 3897 states have (on average 2.691301000769823) internal successors, (10488), 3900 states have internal predecessors, (10488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:03,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3901 states and 10488 transitions. [2022-03-15 15:00:03,148 INFO L78 Accepts]: Start accepts. Automaton has 3901 states and 10488 transitions. Word has length 92 [2022-03-15 15:00:03,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:03,149 INFO L470 AbstractCegarLoop]: Abstraction has 3901 states and 10488 transitions. [2022-03-15 15:00:03,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:03,149 INFO L276 IsEmpty]: Start isEmpty. Operand 3901 states and 10488 transitions. [2022-03-15 15:00:03,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:03,151 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:03,152 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:03,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-15 15:00:03,152 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:03,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:03,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1463558630, now seen corresponding path program 55 times [2022-03-15 15:00:03,152 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:03,152 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026866296] [2022-03-15 15:00:03,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:03,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:03,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:03,610 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:03,610 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026866296] [2022-03-15 15:00:03,610 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026866296] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:03,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:03,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:03,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926704921] [2022-03-15 15:00:03,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:03,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:03,611 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:03,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:03,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:03,611 INFO L87 Difference]: Start difference. First operand 3901 states and 10488 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:05,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:05,363 INFO L93 Difference]: Finished difference Result 5152 states and 13455 transitions. [2022-03-15 15:00:05,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:05,364 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:05,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:05,371 INFO L225 Difference]: With dead ends: 5152 [2022-03-15 15:00:05,371 INFO L226 Difference]: Without dead ends: 5152 [2022-03-15 15:00:05,371 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:05,372 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 847 mSDsluCounter, 1909 mSDsCounter, 0 mSdLazyCounter, 1923 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 847 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 2059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:05,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [847 Valid, 2167 Invalid, 2059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1923 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:00:05,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5152 states. [2022-03-15 15:00:05,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5152 to 3869. [2022-03-15 15:00:05,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3869 states, 3865 states have (on average 2.6892626131953428) internal successors, (10394), 3868 states have internal predecessors, (10394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:05,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 3869 states and 10394 transitions. [2022-03-15 15:00:05,489 INFO L78 Accepts]: Start accepts. Automaton has 3869 states and 10394 transitions. Word has length 92 [2022-03-15 15:00:05,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:05,490 INFO L470 AbstractCegarLoop]: Abstraction has 3869 states and 10394 transitions. [2022-03-15 15:00:05,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:05,490 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 10394 transitions. [2022-03-15 15:00:05,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:05,493 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:05,493 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:05,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-15 15:00:05,519 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:05,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:05,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1581678860, now seen corresponding path program 56 times [2022-03-15 15:00:05,520 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:05,520 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016227779] [2022-03-15 15:00:05,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:05,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:06,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:06,008 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:06,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016227779] [2022-03-15 15:00:06,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016227779] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:06,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:06,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:06,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933036808] [2022-03-15 15:00:06,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:06,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:06,008 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:06,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:06,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:06,009 INFO L87 Difference]: Start difference. First operand 3869 states and 10394 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:07,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:07,783 INFO L93 Difference]: Finished difference Result 5220 states and 13630 transitions. [2022-03-15 15:00:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:00:07,784 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:07,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:07,792 INFO L225 Difference]: With dead ends: 5220 [2022-03-15 15:00:07,792 INFO L226 Difference]: Without dead ends: 5220 [2022-03-15 15:00:07,792 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:00:07,792 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1189 mSDsluCounter, 1818 mSDsCounter, 0 mSdLazyCounter, 1901 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1189 SdHoareTripleChecker+Valid, 2097 SdHoareTripleChecker+Invalid, 2066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:07,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1189 Valid, 2097 Invalid, 2066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1901 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:00:07,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5220 states. [2022-03-15 15:00:07,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5220 to 3901. [2022-03-15 15:00:07,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3901 states, 3897 states have (on average 2.691301000769823) internal successors, (10488), 3900 states have internal predecessors, (10488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:07,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3901 states and 10488 transitions. [2022-03-15 15:00:07,861 INFO L78 Accepts]: Start accepts. Automaton has 3901 states and 10488 transitions. Word has length 92 [2022-03-15 15:00:07,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:07,861 INFO L470 AbstractCegarLoop]: Abstraction has 3901 states and 10488 transitions. [2022-03-15 15:00:07,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:07,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3901 states and 10488 transitions. [2022-03-15 15:00:07,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:07,864 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:07,864 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:07,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-15 15:00:07,864 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:07,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:07,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1581530990, now seen corresponding path program 57 times [2022-03-15 15:00:07,865 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:07,865 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048092791] [2022-03-15 15:00:07,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:07,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:08,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:08,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:08,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048092791] [2022-03-15 15:00:08,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048092791] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:08,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:08,340 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:08,340 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917762517] [2022-03-15 15:00:08,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:08,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:08,340 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:08,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:08,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:08,341 INFO L87 Difference]: Start difference. First operand 3901 states and 10488 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:10,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:10,149 INFO L93 Difference]: Finished difference Result 5132 states and 13416 transitions. [2022-03-15 15:00:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:10,150 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:10,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:10,156 INFO L225 Difference]: With dead ends: 5132 [2022-03-15 15:00:10,156 INFO L226 Difference]: Without dead ends: 5132 [2022-03-15 15:00:10,156 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:10,157 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 843 mSDsluCounter, 1897 mSDsCounter, 0 mSdLazyCounter, 1973 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 843 SdHoareTripleChecker+Valid, 2157 SdHoareTripleChecker+Invalid, 2109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:10,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [843 Valid, 2157 Invalid, 2109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1973 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:00:10,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5132 states. [2022-03-15 15:00:10,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5132 to 3805. [2022-03-15 15:00:10,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3805 states, 3801 states have (on average 2.685082872928177) internal successors, (10206), 3804 states have internal predecessors, (10206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:10,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3805 states and 10206 transitions. [2022-03-15 15:00:10,206 INFO L78 Accepts]: Start accepts. Automaton has 3805 states and 10206 transitions. Word has length 92 [2022-03-15 15:00:10,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:10,206 INFO L470 AbstractCegarLoop]: Abstraction has 3805 states and 10206 transitions. [2022-03-15 15:00:10,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:10,206 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 10206 transitions. [2022-03-15 15:00:10,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:10,209 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:10,209 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:10,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-15 15:00:10,209 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:10,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:10,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1852539184, now seen corresponding path program 58 times [2022-03-15 15:00:10,210 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:10,210 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114993035] [2022-03-15 15:00:10,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:10,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:10,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:10,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114993035] [2022-03-15 15:00:10,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114993035] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:10,559 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:10,559 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:10,559 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772156762] [2022-03-15 15:00:10,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:10,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:10,559 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:10,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:10,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:10,560 INFO L87 Difference]: Start difference. First operand 3805 states and 10206 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:11,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:11,907 INFO L93 Difference]: Finished difference Result 4880 states and 12677 transitions. [2022-03-15 15:00:11,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:11,907 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:11,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:11,914 INFO L225 Difference]: With dead ends: 4880 [2022-03-15 15:00:11,915 INFO L226 Difference]: Without dead ends: 4880 [2022-03-15 15:00:11,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=362, Invalid=760, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:11,915 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 981 mSDsluCounter, 1387 mSDsCounter, 0 mSdLazyCounter, 1402 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 1651 SdHoareTripleChecker+Invalid, 1595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 1402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:11,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [981 Valid, 1651 Invalid, 1595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 1402 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:00:11,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4880 states. [2022-03-15 15:00:11,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4880 to 3849. [2022-03-15 15:00:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3849 states, 3845 states have (on average 2.6881664499349807) internal successors, (10336), 3848 states have internal predecessors, (10336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:11,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3849 states and 10336 transitions. [2022-03-15 15:00:11,965 INFO L78 Accepts]: Start accepts. Automaton has 3849 states and 10336 transitions. Word has length 92 [2022-03-15 15:00:11,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:11,965 INFO L470 AbstractCegarLoop]: Abstraction has 3849 states and 10336 transitions. [2022-03-15 15:00:11,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:11,966 INFO L276 IsEmpty]: Start isEmpty. Operand 3849 states and 10336 transitions. [2022-03-15 15:00:11,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:11,968 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:11,968 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:11,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-15 15:00:11,968 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:11,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:11,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1852391314, now seen corresponding path program 59 times [2022-03-15 15:00:11,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:11,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833621650] [2022-03-15 15:00:11,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:11,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:12,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:12,416 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:12,416 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833621650] [2022-03-15 15:00:12,416 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833621650] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:12,416 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:12,416 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:12,416 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493509788] [2022-03-15 15:00:12,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:12,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:12,416 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:12,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:12,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:12,417 INFO L87 Difference]: Start difference. First operand 3849 states and 10336 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:13,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:13,968 INFO L93 Difference]: Finished difference Result 4814 states and 12527 transitions. [2022-03-15 15:00:13,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:13,968 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:13,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:13,975 INFO L225 Difference]: With dead ends: 4814 [2022-03-15 15:00:13,976 INFO L226 Difference]: Without dead ends: 4814 [2022-03-15 15:00:13,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:13,976 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 987 mSDsluCounter, 1652 mSDsCounter, 0 mSdLazyCounter, 1712 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 987 SdHoareTripleChecker+Valid, 1913 SdHoareTripleChecker+Invalid, 1853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1712 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:13,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [987 Valid, 1913 Invalid, 1853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1712 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:13,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-03-15 15:00:14,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 3757. [2022-03-15 15:00:14,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3757 states, 3753 states have (on average 2.682120969890754) internal successors, (10066), 3756 states have internal predecessors, (10066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:14,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 3757 states and 10066 transitions. [2022-03-15 15:00:14,035 INFO L78 Accepts]: Start accepts. Automaton has 3757 states and 10066 transitions. Word has length 92 [2022-03-15 15:00:14,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:14,035 INFO L470 AbstractCegarLoop]: Abstraction has 3757 states and 10066 transitions. [2022-03-15 15:00:14,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:14,035 INFO L276 IsEmpty]: Start isEmpty. Operand 3757 states and 10066 transitions. [2022-03-15 15:00:14,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:14,039 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:14,039 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:14,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-15 15:00:14,039 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:14,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:14,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1171548622, now seen corresponding path program 60 times [2022-03-15 15:00:14,039 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:14,039 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094930827] [2022-03-15 15:00:14,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:14,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:14,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:14,321 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:14,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094930827] [2022-03-15 15:00:14,321 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094930827] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:14,321 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:14,321 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:14,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181752369] [2022-03-15 15:00:14,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:14,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:14,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:14,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:14,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:14,321 INFO L87 Difference]: Start difference. First operand 3757 states and 10066 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:15,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:15,868 INFO L93 Difference]: Finished difference Result 5096 states and 13288 transitions. [2022-03-15 15:00:15,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:00:15,868 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:15,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:15,876 INFO L225 Difference]: With dead ends: 5096 [2022-03-15 15:00:15,876 INFO L226 Difference]: Without dead ends: 5096 [2022-03-15 15:00:15,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=384, Invalid=806, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:00:15,877 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1280 mSDsluCounter, 1599 mSDsCounter, 0 mSdLazyCounter, 1722 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1280 SdHoareTripleChecker+Valid, 1864 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 1722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:15,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1280 Valid, 1864 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 1722 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:15,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5096 states. [2022-03-15 15:00:15,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5096 to 3805. [2022-03-15 15:00:15,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3805 states, 3801 states have (on average 2.6853459615890554) internal successors, (10207), 3804 states have internal predecessors, (10207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:15,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3805 states and 10207 transitions. [2022-03-15 15:00:15,938 INFO L78 Accepts]: Start accepts. Automaton has 3805 states and 10207 transitions. Word has length 92 [2022-03-15 15:00:15,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:15,938 INFO L470 AbstractCegarLoop]: Abstraction has 3805 states and 10207 transitions. [2022-03-15 15:00:15,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:15,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 10207 transitions. [2022-03-15 15:00:15,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:15,941 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:15,942 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:15,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-15 15:00:15,942 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:15,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:15,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1171400752, now seen corresponding path program 61 times [2022-03-15 15:00:15,942 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:15,942 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946417904] [2022-03-15 15:00:15,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:15,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:15,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:16,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:16,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:16,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946417904] [2022-03-15 15:00:16,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946417904] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:16,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:16,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:16,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614498004] [2022-03-15 15:00:16,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:16,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:16,320 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:16,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:16,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:16,321 INFO L87 Difference]: Start difference. First operand 3805 states and 10207 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:18,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:18,254 INFO L93 Difference]: Finished difference Result 4964 states and 12946 transitions. [2022-03-15 15:00:18,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:18,254 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:18,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:18,260 INFO L225 Difference]: With dead ends: 4964 [2022-03-15 15:00:18,261 INFO L226 Difference]: Without dead ends: 4964 [2022-03-15 15:00:18,261 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:18,261 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 990 mSDsluCounter, 1829 mSDsCounter, 0 mSdLazyCounter, 1909 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 990 SdHoareTripleChecker+Valid, 2084 SdHoareTripleChecker+Invalid, 2047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:18,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [990 Valid, 2084 Invalid, 2047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1909 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:00:18,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4964 states. [2022-03-15 15:00:18,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4964 to 3773. [2022-03-15 15:00:18,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3773 states, 3769 states have (on average 2.6832050941894403) internal successors, (10113), 3772 states have internal predecessors, (10113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:18,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3773 states and 10113 transitions. [2022-03-15 15:00:18,310 INFO L78 Accepts]: Start accepts. Automaton has 3773 states and 10113 transitions. Word has length 92 [2022-03-15 15:00:18,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:18,310 INFO L470 AbstractCegarLoop]: Abstraction has 3773 states and 10113 transitions. [2022-03-15 15:00:18,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:18,310 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 10113 transitions. [2022-03-15 15:00:18,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:18,312 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:18,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:18,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-15 15:00:18,313 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:18,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:18,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1289520982, now seen corresponding path program 62 times [2022-03-15 15:00:18,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:18,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99117874] [2022-03-15 15:00:18,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:18,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:18,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:18,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:18,722 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:18,722 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99117874] [2022-03-15 15:00:18,722 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99117874] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:18,722 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:18,723 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:18,723 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619614221] [2022-03-15 15:00:18,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:18,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:18,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:18,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:18,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:18,723 INFO L87 Difference]: Start difference. First operand 3773 states and 10113 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:20,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:20,452 INFO L93 Difference]: Finished difference Result 5032 states and 13121 transitions. [2022-03-15 15:00:20,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:00:20,453 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:20,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:20,460 INFO L225 Difference]: With dead ends: 5032 [2022-03-15 15:00:20,461 INFO L226 Difference]: Without dead ends: 5032 [2022-03-15 15:00:20,461 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:00:20,461 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1195 mSDsluCounter, 1624 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1195 SdHoareTripleChecker+Valid, 1900 SdHoareTripleChecker+Invalid, 1894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:20,461 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1195 Valid, 1900 Invalid, 1894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:20,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5032 states. [2022-03-15 15:00:20,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5032 to 3805. [2022-03-15 15:00:20,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3805 states, 3801 states have (on average 2.6853459615890554) internal successors, (10207), 3804 states have internal predecessors, (10207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:20,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3805 states and 10207 transitions. [2022-03-15 15:00:20,511 INFO L78 Accepts]: Start accepts. Automaton has 3805 states and 10207 transitions. Word has length 92 [2022-03-15 15:00:20,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:20,512 INFO L470 AbstractCegarLoop]: Abstraction has 3805 states and 10207 transitions. [2022-03-15 15:00:20,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:20,512 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 10207 transitions. [2022-03-15 15:00:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:20,514 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:20,514 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:20,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-15 15:00:20,514 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:20,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:20,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1289373112, now seen corresponding path program 63 times [2022-03-15 15:00:20,515 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:20,515 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908459659] [2022-03-15 15:00:20,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:20,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:21,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:21,125 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:21,125 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908459659] [2022-03-15 15:00:21,125 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908459659] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:21,125 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:21,125 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:21,125 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621157709] [2022-03-15 15:00:21,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:21,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:21,125 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:21,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:21,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:21,126 INFO L87 Difference]: Start difference. First operand 3805 states and 10207 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:22,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:22,754 INFO L93 Difference]: Finished difference Result 4944 states and 12907 transitions. [2022-03-15 15:00:22,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:22,754 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:22,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:22,761 INFO L225 Difference]: With dead ends: 4944 [2022-03-15 15:00:22,761 INFO L226 Difference]: Without dead ends: 4944 [2022-03-15 15:00:22,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:22,761 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 997 mSDsluCounter, 1583 mSDsCounter, 0 mSdLazyCounter, 1720 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 997 SdHoareTripleChecker+Valid, 1844 SdHoareTripleChecker+Invalid, 1869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:22,761 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [997 Valid, 1844 Invalid, 1869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1720 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:22,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4944 states. [2022-03-15 15:00:22,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4944 to 3725. [2022-03-15 15:00:22,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3725 states, 3721 states have (on average 2.679924751410911) internal successors, (9972), 3724 states have internal predecessors, (9972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:22,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3725 states and 9972 transitions. [2022-03-15 15:00:22,801 INFO L78 Accepts]: Start accepts. Automaton has 3725 states and 9972 transitions. Word has length 92 [2022-03-15 15:00:22,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:22,801 INFO L470 AbstractCegarLoop]: Abstraction has 3725 states and 9972 transitions. [2022-03-15 15:00:22,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:22,801 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 9972 transitions. [2022-03-15 15:00:22,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:22,804 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:22,804 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:22,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-15 15:00:22,804 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:22,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:22,804 INFO L85 PathProgramCache]: Analyzing trace with hash -501990928, now seen corresponding path program 64 times [2022-03-15 15:00:22,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:22,804 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263141237] [2022-03-15 15:00:22,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:22,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:23,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:23,130 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:23,130 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263141237] [2022-03-15 15:00:23,130 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263141237] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:23,130 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:23,130 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:23,130 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132929054] [2022-03-15 15:00:23,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:23,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:23,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:23,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:23,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:23,132 INFO L87 Difference]: Start difference. First operand 3725 states and 9972 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:24,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:24,614 INFO L93 Difference]: Finished difference Result 4730 states and 12258 transitions. [2022-03-15 15:00:24,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:24,615 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:24,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:24,622 INFO L225 Difference]: With dead ends: 4730 [2022-03-15 15:00:24,622 INFO L226 Difference]: Without dead ends: 4730 [2022-03-15 15:00:24,622 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:24,622 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1177 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1177 SdHoareTripleChecker+Valid, 1870 SdHoareTripleChecker+Invalid, 1844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:24,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1177 Valid, 1870 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:24,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4730 states. [2022-03-15 15:00:24,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4730 to 3747. [2022-03-15 15:00:24,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3747 states, 3743 states have (on average 2.681538872562116) internal successors, (10037), 3746 states have internal predecessors, (10037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:24,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 3747 states and 10037 transitions. [2022-03-15 15:00:24,676 INFO L78 Accepts]: Start accepts. Automaton has 3747 states and 10037 transitions. Word has length 92 [2022-03-15 15:00:24,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:24,676 INFO L470 AbstractCegarLoop]: Abstraction has 3747 states and 10037 transitions. [2022-03-15 15:00:24,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:24,676 INFO L276 IsEmpty]: Start isEmpty. Operand 3747 states and 10037 transitions. [2022-03-15 15:00:24,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:24,679 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:24,679 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:24,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-15 15:00:24,679 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:24,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:24,680 INFO L85 PathProgramCache]: Analyzing trace with hash -502138798, now seen corresponding path program 65 times [2022-03-15 15:00:24,680 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:24,680 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138508149] [2022-03-15 15:00:24,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:24,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:25,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:25,182 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:25,182 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138508149] [2022-03-15 15:00:25,182 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138508149] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:25,182 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:25,182 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:25,182 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391450885] [2022-03-15 15:00:25,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:25,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:25,182 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:25,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:25,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:25,183 INFO L87 Difference]: Start difference. First operand 3747 states and 10037 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:26,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:26,870 INFO L93 Difference]: Finished difference Result 4664 states and 12108 transitions. [2022-03-15 15:00:26,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:26,870 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:26,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:26,876 INFO L225 Difference]: With dead ends: 4664 [2022-03-15 15:00:26,876 INFO L226 Difference]: Without dead ends: 4664 [2022-03-15 15:00:26,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:26,877 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1114 mSDsluCounter, 1822 mSDsCounter, 0 mSdLazyCounter, 1903 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1114 SdHoareTripleChecker+Valid, 2074 SdHoareTripleChecker+Invalid, 2043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:26,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1114 Valid, 2074 Invalid, 2043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1903 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:26,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4664 states. [2022-03-15 15:00:26,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4664 to 3701. [2022-03-15 15:00:26,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3701 states, 3697 states have (on average 2.6783878820665405) internal successors, (9902), 3700 states have internal predecessors, (9902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:26,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 3701 states and 9902 transitions. [2022-03-15 15:00:26,924 INFO L78 Accepts]: Start accepts. Automaton has 3701 states and 9902 transitions. Word has length 92 [2022-03-15 15:00:26,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:26,924 INFO L470 AbstractCegarLoop]: Abstraction has 3701 states and 9902 transitions. [2022-03-15 15:00:26,925 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:26,925 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 9902 transitions. [2022-03-15 15:00:26,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:26,927 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:26,927 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:26,927 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-15 15:00:26,927 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:26,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:26,927 INFO L85 PathProgramCache]: Analyzing trace with hash -384018568, now seen corresponding path program 66 times [2022-03-15 15:00:26,927 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:26,928 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255460312] [2022-03-15 15:00:26,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:26,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:27,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:27,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:27,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255460312] [2022-03-15 15:00:27,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255460312] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:27,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:27,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:27,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423199816] [2022-03-15 15:00:27,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:27,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:27,509 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:27,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:27,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:27,510 INFO L87 Difference]: Start difference. First operand 3701 states and 9902 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:28,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:28,963 INFO L93 Difference]: Finished difference Result 4866 states and 12655 transitions. [2022-03-15 15:00:28,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:00:28,964 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:28,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:28,970 INFO L225 Difference]: With dead ends: 4866 [2022-03-15 15:00:28,970 INFO L226 Difference]: Without dead ends: 4866 [2022-03-15 15:00:28,971 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:00:28,971 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1262 mSDsluCounter, 1370 mSDsCounter, 0 mSdLazyCounter, 1481 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1262 SdHoareTripleChecker+Valid, 1640 SdHoareTripleChecker+Invalid, 1695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 1481 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:28,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1262 Valid, 1640 Invalid, 1695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 1481 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:28,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4866 states. [2022-03-15 15:00:29,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4866 to 3733. [2022-03-15 15:00:29,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3733 states, 3729 states have (on average 2.680611423974256) internal successors, (9996), 3732 states have internal predecessors, (9996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:29,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 3733 states and 9996 transitions. [2022-03-15 15:00:29,015 INFO L78 Accepts]: Start accepts. Automaton has 3733 states and 9996 transitions. Word has length 92 [2022-03-15 15:00:29,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:29,015 INFO L470 AbstractCegarLoop]: Abstraction has 3733 states and 9996 transitions. [2022-03-15 15:00:29,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:29,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3733 states and 9996 transitions. [2022-03-15 15:00:29,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:29,017 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:29,017 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:29,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-15 15:00:29,017 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:29,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:29,018 INFO L85 PathProgramCache]: Analyzing trace with hash -384166438, now seen corresponding path program 67 times [2022-03-15 15:00:29,018 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:29,018 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097576410] [2022-03-15 15:00:29,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:29,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:29,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:29,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:29,535 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:29,535 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097576410] [2022-03-15 15:00:29,535 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097576410] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:29,535 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:29,535 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:29,535 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097302148] [2022-03-15 15:00:29,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:29,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:29,535 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:29,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:29,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:29,536 INFO L87 Difference]: Start difference. First operand 3733 states and 9996 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:31,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:31,177 INFO L93 Difference]: Finished difference Result 4778 states and 12441 transitions. [2022-03-15 15:00:31,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:31,177 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:31,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:31,184 INFO L225 Difference]: With dead ends: 4778 [2022-03-15 15:00:31,185 INFO L226 Difference]: Without dead ends: 4778 [2022-03-15 15:00:31,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:31,185 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1281 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1281 SdHoareTripleChecker+Valid, 1844 SdHoareTripleChecker+Invalid, 1868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:31,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1281 Valid, 1844 Invalid, 1868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:31,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4778 states. [2022-03-15 15:00:31,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4778 to 3685. [2022-03-15 15:00:31,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3685 states, 3681 states have (on average 2.6772616136919316) internal successors, (9855), 3684 states have internal predecessors, (9855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:31,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3685 states and 9855 transitions. [2022-03-15 15:00:31,235 INFO L78 Accepts]: Start accepts. Automaton has 3685 states and 9855 transitions. Word has length 92 [2022-03-15 15:00:31,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:31,235 INFO L470 AbstractCegarLoop]: Abstraction has 3685 states and 9855 transitions. [2022-03-15 15:00:31,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:31,235 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 9855 transitions. [2022-03-15 15:00:31,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:31,238 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:31,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:31,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-15 15:00:31,238 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:31,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:31,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1305430216, now seen corresponding path program 68 times [2022-03-15 15:00:31,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:31,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022849279] [2022-03-15 15:00:31,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:31,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:31,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:31,695 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:31,695 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022849279] [2022-03-15 15:00:31,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022849279] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:31,695 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:31,695 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:31,695 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708720504] [2022-03-15 15:00:31,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:31,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:31,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:31,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:31,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:31,696 INFO L87 Difference]: Start difference. First operand 3685 states and 9855 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:33,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:33,269 INFO L93 Difference]: Finished difference Result 4678 states and 12120 transitions. [2022-03-15 15:00:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:33,270 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:33,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:33,277 INFO L225 Difference]: With dead ends: 4678 [2022-03-15 15:00:33,277 INFO L226 Difference]: Without dead ends: 4678 [2022-03-15 15:00:33,277 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:33,277 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1041 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 1894 SdHoareTripleChecker+Invalid, 1838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:33,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1041 Valid, 1894 Invalid, 1838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:33,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2022-03-15 15:00:33,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 3655. [2022-03-15 15:00:33,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3655 states, 3651 states have (on average 2.674609695973706) internal successors, (9765), 3654 states have internal predecessors, (9765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:33,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 3655 states and 9765 transitions. [2022-03-15 15:00:33,381 INFO L78 Accepts]: Start accepts. Automaton has 3655 states and 9765 transitions. Word has length 92 [2022-03-15 15:00:33,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:33,381 INFO L470 AbstractCegarLoop]: Abstraction has 3655 states and 9765 transitions. [2022-03-15 15:00:33,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:33,382 INFO L276 IsEmpty]: Start isEmpty. Operand 3655 states and 9765 transitions. [2022-03-15 15:00:33,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:33,384 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:33,384 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:33,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-15 15:00:33,384 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:33,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:33,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1305282346, now seen corresponding path program 69 times [2022-03-15 15:00:33,385 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:33,385 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493959426] [2022-03-15 15:00:33,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:33,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:33,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:33,979 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:33,979 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493959426] [2022-03-15 15:00:33,979 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493959426] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:33,979 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:33,979 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:33,979 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348911945] [2022-03-15 15:00:33,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:33,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:33,979 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:33,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:33,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:33,980 INFO L87 Difference]: Start difference. First operand 3655 states and 9765 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:35,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:35,447 INFO L93 Difference]: Finished difference Result 4612 states and 11970 transitions. [2022-03-15 15:00:35,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:35,447 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:35,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:35,454 INFO L225 Difference]: With dead ends: 4612 [2022-03-15 15:00:35,454 INFO L226 Difference]: Without dead ends: 4612 [2022-03-15 15:00:35,454 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:35,454 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 857 mSDsluCounter, 1904 mSDsCounter, 0 mSdLazyCounter, 1987 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 857 SdHoareTripleChecker+Valid, 2155 SdHoareTripleChecker+Invalid, 2125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1987 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:35,454 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [857 Valid, 2155 Invalid, 2125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1987 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:35,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4612 states. [2022-03-15 15:00:35,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4612 to 3505. [2022-03-15 15:00:35,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3505 states, 3501 states have (on average 2.6629534418737504) internal successors, (9323), 3504 states have internal predecessors, (9323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:35,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 3505 states and 9323 transitions. [2022-03-15 15:00:35,505 INFO L78 Accepts]: Start accepts. Automaton has 3505 states and 9323 transitions. Word has length 92 [2022-03-15 15:00:35,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:35,505 INFO L470 AbstractCegarLoop]: Abstraction has 3505 states and 9323 transitions. [2022-03-15 15:00:35,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:35,506 INFO L276 IsEmpty]: Start isEmpty. Operand 3505 states and 9323 transitions. [2022-03-15 15:00:35,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:35,508 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:35,508 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:35,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-15 15:00:35,508 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:35,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:35,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1597488412, now seen corresponding path program 78 times [2022-03-15 15:00:35,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:35,508 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556822309] [2022-03-15 15:00:35,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:35,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:35,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:35,790 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:35,790 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556822309] [2022-03-15 15:00:35,790 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556822309] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:35,791 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:35,791 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:35,791 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463761814] [2022-03-15 15:00:35,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:35,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:35,791 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:35,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:35,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:35,791 INFO L87 Difference]: Start difference. First operand 3505 states and 9323 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:37,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:37,006 INFO L93 Difference]: Finished difference Result 4332 states and 11160 transitions. [2022-03-15 15:00:37,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:37,027 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:37,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:37,032 INFO L225 Difference]: With dead ends: 4332 [2022-03-15 15:00:37,032 INFO L226 Difference]: Without dead ends: 4332 [2022-03-15 15:00:37,033 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:37,033 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 967 mSDsluCounter, 1498 mSDsCounter, 0 mSdLazyCounter, 1529 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 967 SdHoareTripleChecker+Valid, 1740 SdHoareTripleChecker+Invalid, 1645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:37,033 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [967 Valid, 1740 Invalid, 1645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1529 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:00:37,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4332 states. [2022-03-15 15:00:37,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4332 to 3533. [2022-03-15 15:00:37,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3533 states, 3529 states have (on average 2.6650609237744405) internal successors, (9405), 3532 states have internal predecessors, (9405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:37,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3533 states and 9405 transitions. [2022-03-15 15:00:37,120 INFO L78 Accepts]: Start accepts. Automaton has 3533 states and 9405 transitions. Word has length 92 [2022-03-15 15:00:37,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:37,120 INFO L470 AbstractCegarLoop]: Abstraction has 3533 states and 9405 transitions. [2022-03-15 15:00:37,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:37,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 9405 transitions. [2022-03-15 15:00:37,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:37,122 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:37,122 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:37,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-15 15:00:37,123 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:37,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:37,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1593201112, now seen corresponding path program 79 times [2022-03-15 15:00:37,123 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:37,123 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724311710] [2022-03-15 15:00:37,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:37,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:37,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:37,447 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:37,447 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724311710] [2022-03-15 15:00:37,447 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724311710] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:37,447 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:37,447 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:37,447 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258070457] [2022-03-15 15:00:37,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:37,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:37,447 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:37,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:37,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:37,448 INFO L87 Difference]: Start difference. First operand 3533 states and 9405 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:38,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:38,368 INFO L93 Difference]: Finished difference Result 4431 states and 11437 transitions. [2022-03-15 15:00:38,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:38,368 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:38,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:38,375 INFO L225 Difference]: With dead ends: 4431 [2022-03-15 15:00:38,375 INFO L226 Difference]: Without dead ends: 4431 [2022-03-15 15:00:38,375 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:38,375 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1203 mSDsluCounter, 1041 mSDsCounter, 0 mSdLazyCounter, 1097 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1203 SdHoareTripleChecker+Valid, 1296 SdHoareTripleChecker+Invalid, 1249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1097 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:38,375 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1203 Valid, 1296 Invalid, 1249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1097 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:00:38,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4431 states. [2022-03-15 15:00:38,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4431 to 3544. [2022-03-15 15:00:38,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3544 states, 3540 states have (on average 2.665819209039548) internal successors, (9437), 3543 states have internal predecessors, (9437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:38,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3544 states and 9437 transitions. [2022-03-15 15:00:38,421 INFO L78 Accepts]: Start accepts. Automaton has 3544 states and 9437 transitions. Word has length 92 [2022-03-15 15:00:38,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:38,421 INFO L470 AbstractCegarLoop]: Abstraction has 3544 states and 9437 transitions. [2022-03-15 15:00:38,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 9437 transitions. [2022-03-15 15:00:38,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:38,424 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:38,424 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:38,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-15 15:00:38,424 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:38,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:38,424 INFO L85 PathProgramCache]: Analyzing trace with hash -1593336892, now seen corresponding path program 80 times [2022-03-15 15:00:38,424 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:38,425 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892141337] [2022-03-15 15:00:38,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:38,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:38,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:38,783 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:38,783 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892141337] [2022-03-15 15:00:38,783 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892141337] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:38,783 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:38,783 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:38,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346085172] [2022-03-15 15:00:38,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:38,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:38,784 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:38,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:38,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:38,784 INFO L87 Difference]: Start difference. First operand 3544 states and 9437 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:40,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:40,110 INFO L93 Difference]: Finished difference Result 4365 states and 11267 transitions. [2022-03-15 15:00:40,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:40,110 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:40,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:40,115 INFO L225 Difference]: With dead ends: 4365 [2022-03-15 15:00:40,115 INFO L226 Difference]: Without dead ends: 4365 [2022-03-15 15:00:40,116 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:40,116 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 823 mSDsluCounter, 1552 mSDsCounter, 0 mSdLazyCounter, 1567 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 823 SdHoareTripleChecker+Valid, 1801 SdHoareTripleChecker+Invalid, 1677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:40,116 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [823 Valid, 1801 Invalid, 1677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1567 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:40,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4365 states. [2022-03-15 15:00:40,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4365 to 3489. [2022-03-15 15:00:40,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3489 states, 3485 states have (on average 2.6619799139167863) internal successors, (9277), 3488 states have internal predecessors, (9277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:40,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 3489 states and 9277 transitions. [2022-03-15 15:00:40,158 INFO L78 Accepts]: Start accepts. Automaton has 3489 states and 9277 transitions. Word has length 92 [2022-03-15 15:00:40,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:40,158 INFO L470 AbstractCegarLoop]: Abstraction has 3489 states and 9277 transitions. [2022-03-15 15:00:40,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:40,158 INFO L276 IsEmpty]: Start isEmpty. Operand 3489 states and 9277 transitions. [2022-03-15 15:00:40,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:40,160 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:40,161 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:40,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-15 15:00:40,161 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:40,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:40,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1166164356, now seen corresponding path program 81 times [2022-03-15 15:00:40,161 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:40,161 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354328417] [2022-03-15 15:00:40,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:40,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:40,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:40,477 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:40,477 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354328417] [2022-03-15 15:00:40,477 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354328417] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:40,477 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:40,477 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:40,477 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494721970] [2022-03-15 15:00:40,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:40,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:40,477 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:40,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:40,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:40,478 INFO L87 Difference]: Start difference. First operand 3489 states and 9277 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:41,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:41,610 INFO L93 Difference]: Finished difference Result 4530 states and 11714 transitions. [2022-03-15 15:00:41,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:41,611 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:41,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:41,618 INFO L225 Difference]: With dead ends: 4530 [2022-03-15 15:00:41,618 INFO L226 Difference]: Without dead ends: 4530 [2022-03-15 15:00:41,618 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:41,618 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 819 mSDsluCounter, 1291 mSDsCounter, 0 mSdLazyCounter, 1298 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 819 SdHoareTripleChecker+Valid, 1537 SdHoareTripleChecker+Invalid, 1410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:41,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [819 Valid, 1537 Invalid, 1410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1298 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:00:41,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4530 states. [2022-03-15 15:00:41,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4530 to 3544. [2022-03-15 15:00:41,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3544 states, 3540 states have (on average 2.665819209039548) internal successors, (9437), 3543 states have internal predecessors, (9437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:41,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3544 states and 9437 transitions. [2022-03-15 15:00:41,667 INFO L78 Accepts]: Start accepts. Automaton has 3544 states and 9437 transitions. Word has length 92 [2022-03-15 15:00:41,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:41,667 INFO L470 AbstractCegarLoop]: Abstraction has 3544 states and 9437 transitions. [2022-03-15 15:00:41,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:41,668 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 9437 transitions. [2022-03-15 15:00:41,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:41,670 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:41,670 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:41,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-15 15:00:41,670 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:41,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:41,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1161877056, now seen corresponding path program 82 times [2022-03-15 15:00:41,671 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:41,671 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54734537] [2022-03-15 15:00:41,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:41,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:42,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:42,056 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:42,057 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54734537] [2022-03-15 15:00:42,057 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54734537] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:42,057 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:42,057 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:42,057 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994314481] [2022-03-15 15:00:42,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:42,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:42,057 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:42,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:42,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:42,057 INFO L87 Difference]: Start difference. First operand 3544 states and 9437 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:43,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:43,507 INFO L93 Difference]: Finished difference Result 4629 states and 11991 transitions. [2022-03-15 15:00:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:00:43,507 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:43,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:43,514 INFO L225 Difference]: With dead ends: 4629 [2022-03-15 15:00:43,514 INFO L226 Difference]: Without dead ends: 4629 [2022-03-15 15:00:43,514 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=390, Invalid=800, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:00:43,515 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1126 mSDsluCounter, 1460 mSDsCounter, 0 mSdLazyCounter, 1458 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1126 SdHoareTripleChecker+Valid, 1717 SdHoareTripleChecker+Invalid, 1575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:43,515 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1126 Valid, 1717 Invalid, 1575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1458 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:43,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4629 states. [2022-03-15 15:00:43,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4629 to 3555. [2022-03-15 15:00:43,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3555 states, 3551 states have (on average 2.6665727963953816) internal successors, (9469), 3554 states have internal predecessors, (9469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:43,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3555 states and 9469 transitions. [2022-03-15 15:00:43,564 INFO L78 Accepts]: Start accepts. Automaton has 3555 states and 9469 transitions. Word has length 92 [2022-03-15 15:00:43,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:43,564 INFO L470 AbstractCegarLoop]: Abstraction has 3555 states and 9469 transitions. [2022-03-15 15:00:43,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:43,564 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 9469 transitions. [2022-03-15 15:00:43,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:43,567 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:43,567 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:43,567 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-15 15:00:43,567 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:43,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:43,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1162012836, now seen corresponding path program 83 times [2022-03-15 15:00:43,567 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:43,567 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686899245] [2022-03-15 15:00:43,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:43,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:44,041 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:44,041 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686899245] [2022-03-15 15:00:44,041 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686899245] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:44,041 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:44,041 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:44,041 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320470685] [2022-03-15 15:00:44,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:44,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:44,041 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:44,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:44,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:44,042 INFO L87 Difference]: Start difference. First operand 3555 states and 9469 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:45,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:45,558 INFO L93 Difference]: Finished difference Result 4563 states and 11821 transitions. [2022-03-15 15:00:45,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:45,558 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:45,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:45,571 INFO L225 Difference]: With dead ends: 4563 [2022-03-15 15:00:45,571 INFO L226 Difference]: Without dead ends: 4563 [2022-03-15 15:00:45,572 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:45,572 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 837 mSDsluCounter, 1584 mSDsCounter, 0 mSdLazyCounter, 1637 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 837 SdHoareTripleChecker+Valid, 1833 SdHoareTripleChecker+Invalid, 1749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:45,572 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [837 Valid, 1833 Invalid, 1749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1637 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:45,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4563 states. [2022-03-15 15:00:45,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4563 to 3511. [2022-03-15 15:00:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3511 states, 3507 states have (on average 2.6635300826917594) internal successors, (9341), 3510 states have internal predecessors, (9341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:45,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 3511 states and 9341 transitions. [2022-03-15 15:00:45,650 INFO L78 Accepts]: Start accepts. Automaton has 3511 states and 9341 transitions. Word has length 92 [2022-03-15 15:00:45,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:45,650 INFO L470 AbstractCegarLoop]: Abstraction has 3511 states and 9341 transitions. [2022-03-15 15:00:45,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:45,650 INFO L276 IsEmpty]: Start isEmpty. Operand 3511 states and 9341 transitions. [2022-03-15 15:00:45,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:45,653 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:45,653 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:45,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-15 15:00:45,653 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:45,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:45,653 INFO L85 PathProgramCache]: Analyzing trace with hash -487795110, now seen corresponding path program 84 times [2022-03-15 15:00:45,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:45,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066366372] [2022-03-15 15:00:45,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:45,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:46,008 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:46,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066366372] [2022-03-15 15:00:46,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066366372] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:46,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:46,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:46,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018068005] [2022-03-15 15:00:46,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:46,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:46,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:46,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:46,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:46,009 INFO L87 Difference]: Start difference. First operand 3511 states and 9341 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:47,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:47,320 INFO L93 Difference]: Finished difference Result 4420 states and 11416 transitions. [2022-03-15 15:00:47,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:47,321 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:47,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:47,332 INFO L225 Difference]: With dead ends: 4420 [2022-03-15 15:00:47,332 INFO L226 Difference]: Without dead ends: 4420 [2022-03-15 15:00:47,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:47,333 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 811 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 811 SdHoareTripleChecker+Valid, 1870 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:47,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [811 Valid, 1870 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:47,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4420 states. [2022-03-15 15:00:47,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4420 to 3533. [2022-03-15 15:00:47,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3533 states, 3529 states have (on average 2.6650609237744405) internal successors, (9405), 3532 states have internal predecessors, (9405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:47,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3533 states and 9405 transitions. [2022-03-15 15:00:47,393 INFO L78 Accepts]: Start accepts. Automaton has 3533 states and 9405 transitions. Word has length 92 [2022-03-15 15:00:47,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:47,393 INFO L470 AbstractCegarLoop]: Abstraction has 3533 states and 9405 transitions. [2022-03-15 15:00:47,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:47,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 9405 transitions. [2022-03-15 15:00:47,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:47,396 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:47,396 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:47,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-15 15:00:47,397 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:47,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:47,397 INFO L85 PathProgramCache]: Analyzing trace with hash -483507810, now seen corresponding path program 85 times [2022-03-15 15:00:47,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:47,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888202231] [2022-03-15 15:00:47,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:47,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:47,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:47,772 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:47,772 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888202231] [2022-03-15 15:00:47,772 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888202231] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:47,772 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:47,772 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:47,772 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118081230] [2022-03-15 15:00:47,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:47,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:47,772 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:47,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:47,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:47,773 INFO L87 Difference]: Start difference. First operand 3533 states and 9405 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:49,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:49,160 INFO L93 Difference]: Finished difference Result 4574 states and 11842 transitions. [2022-03-15 15:00:49,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:00:49,161 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:49,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:49,168 INFO L225 Difference]: With dead ends: 4574 [2022-03-15 15:00:49,168 INFO L226 Difference]: Without dead ends: 4574 [2022-03-15 15:00:49,168 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=413, Invalid=847, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:00:49,168 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1121 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 1597 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1121 SdHoareTripleChecker+Valid, 1843 SdHoareTripleChecker+Invalid, 1718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:49,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1121 Valid, 1843 Invalid, 1718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1597 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:49,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4574 states. [2022-03-15 15:00:49,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4574 to 3544. [2022-03-15 15:00:49,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3544 states, 3540 states have (on average 2.665819209039548) internal successors, (9437), 3543 states have internal predecessors, (9437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:49,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3544 states and 9437 transitions. [2022-03-15 15:00:49,208 INFO L78 Accepts]: Start accepts. Automaton has 3544 states and 9437 transitions. Word has length 92 [2022-03-15 15:00:49,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:49,208 INFO L470 AbstractCegarLoop]: Abstraction has 3544 states and 9437 transitions. [2022-03-15 15:00:49,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:49,208 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 9437 transitions. [2022-03-15 15:00:49,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:49,211 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:49,211 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:49,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-15 15:00:49,211 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:49,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:49,211 INFO L85 PathProgramCache]: Analyzing trace with hash -483643590, now seen corresponding path program 86 times [2022-03-15 15:00:49,211 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:49,211 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915647590] [2022-03-15 15:00:49,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:49,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:49,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:49,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:49,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915647590] [2022-03-15 15:00:49,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915647590] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:49,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:49,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:49,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909398643] [2022-03-15 15:00:49,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:49,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:49,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:49,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:49,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:49,684 INFO L87 Difference]: Start difference. First operand 3544 states and 9437 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:51,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:51,354 INFO L93 Difference]: Finished difference Result 4486 states and 11608 transitions. [2022-03-15 15:00:51,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:51,354 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:51,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:51,364 INFO L225 Difference]: With dead ends: 4486 [2022-03-15 15:00:51,364 INFO L226 Difference]: Without dead ends: 4486 [2022-03-15 15:00:51,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:51,364 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 1093 mSDsluCounter, 1591 mSDsCounter, 0 mSdLazyCounter, 1611 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1093 SdHoareTripleChecker+Valid, 1842 SdHoareTripleChecker+Invalid, 1735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:51,364 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1093 Valid, 1842 Invalid, 1735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1611 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:51,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4486 states. [2022-03-15 15:00:51,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4486 to 3522. [2022-03-15 15:00:51,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3522 states, 3518 states have (on average 2.6642978965321205) internal successors, (9373), 3521 states have internal predecessors, (9373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:51,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 3522 states and 9373 transitions. [2022-03-15 15:00:51,418 INFO L78 Accepts]: Start accepts. Automaton has 3522 states and 9373 transitions. Word has length 92 [2022-03-15 15:00:51,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:51,419 INFO L470 AbstractCegarLoop]: Abstraction has 3522 states and 9373 transitions. [2022-03-15 15:00:51,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:51,419 INFO L276 IsEmpty]: Start isEmpty. Operand 3522 states and 9373 transitions. [2022-03-15 15:00:51,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:51,421 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:51,422 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:51,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-15 15:00:51,422 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:51,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:51,422 INFO L85 PathProgramCache]: Analyzing trace with hash -373665510, now seen corresponding path program 87 times [2022-03-15 15:00:51,422 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:51,422 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185542054] [2022-03-15 15:00:51,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:51,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:51,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:51,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:51,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185542054] [2022-03-15 15:00:51,756 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185542054] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:51,756 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:51,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:51,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130229471] [2022-03-15 15:00:51,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:51,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:51,757 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:51,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:51,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:51,757 INFO L87 Difference]: Start difference. First operand 3522 states and 9373 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:53,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:53,323 INFO L93 Difference]: Finished difference Result 4508 states and 11661 transitions. [2022-03-15 15:00:53,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:00:53,323 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:53,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:53,334 INFO L225 Difference]: With dead ends: 4508 [2022-03-15 15:00:53,334 INFO L226 Difference]: Without dead ends: 4508 [2022-03-15 15:00:53,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=507, Invalid=975, Unknown=0, NotChecked=0, Total=1482 [2022-03-15 15:00:53,335 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 896 mSDsluCounter, 1300 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 896 SdHoareTripleChecker+Valid, 1606 SdHoareTripleChecker+Invalid, 1415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:53,335 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [896 Valid, 1606 Invalid, 1415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:53,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4508 states. [2022-03-15 15:00:53,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4508 to 3533. [2022-03-15 15:00:53,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3533 states, 3529 states have (on average 2.6650609237744405) internal successors, (9405), 3532 states have internal predecessors, (9405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:53,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3533 states and 9405 transitions. [2022-03-15 15:00:53,378 INFO L78 Accepts]: Start accepts. Automaton has 3533 states and 9405 transitions. Word has length 92 [2022-03-15 15:00:53,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:53,378 INFO L470 AbstractCegarLoop]: Abstraction has 3533 states and 9405 transitions. [2022-03-15 15:00:53,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:53,378 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 9405 transitions. [2022-03-15 15:00:53,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:53,380 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:53,380 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:53,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-15 15:00:53,381 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:53,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:53,381 INFO L85 PathProgramCache]: Analyzing trace with hash -377153940, now seen corresponding path program 88 times [2022-03-15 15:00:53,381 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:53,381 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567284051] [2022-03-15 15:00:53,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:53,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:53,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:53,738 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:53,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567284051] [2022-03-15 15:00:53,738 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567284051] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:53,738 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:53,738 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:53,738 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766961894] [2022-03-15 15:00:53,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:53,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:53,738 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:53,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:53,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:53,739 INFO L87 Difference]: Start difference. First operand 3533 states and 9405 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:55,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:55,557 INFO L93 Difference]: Finished difference Result 4552 states and 11789 transitions. [2022-03-15 15:00:55,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:00:55,557 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:55,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:55,564 INFO L225 Difference]: With dead ends: 4552 [2022-03-15 15:00:55,564 INFO L226 Difference]: Without dead ends: 4552 [2022-03-15 15:00:55,565 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:00:55,565 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 856 mSDsluCounter, 1980 mSDsCounter, 0 mSdLazyCounter, 2037 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 856 SdHoareTripleChecker+Valid, 2242 SdHoareTripleChecker+Invalid, 2151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 2037 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:55,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [856 Valid, 2242 Invalid, 2151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 2037 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:00:55,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4552 states. [2022-03-15 15:00:55,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4552 to 3544. [2022-03-15 15:00:55,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3544 states, 3540 states have (on average 2.665819209039548) internal successors, (9437), 3543 states have internal predecessors, (9437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:55,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3544 states and 9437 transitions. [2022-03-15 15:00:55,625 INFO L78 Accepts]: Start accepts. Automaton has 3544 states and 9437 transitions. Word has length 92 [2022-03-15 15:00:55,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:55,626 INFO L470 AbstractCegarLoop]: Abstraction has 3544 states and 9437 transitions. [2022-03-15 15:00:55,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:55,626 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 9437 transitions. [2022-03-15 15:00:55,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:55,629 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:55,629 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:55,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-15 15:00:55,629 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:55,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:55,629 INFO L85 PathProgramCache]: Analyzing trace with hash -377289720, now seen corresponding path program 89 times [2022-03-15 15:00:55,629 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:55,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852485434] [2022-03-15 15:00:55,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:55,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:56,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:56,090 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:56,090 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852485434] [2022-03-15 15:00:56,090 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852485434] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:56,090 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:56,090 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:56,090 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320535721] [2022-03-15 15:00:56,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:56,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:56,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:56,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:56,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:56,091 INFO L87 Difference]: Start difference. First operand 3544 states and 9437 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:57,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:57,522 INFO L93 Difference]: Finished difference Result 4486 states and 11619 transitions. [2022-03-15 15:00:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:57,523 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:57,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:57,529 INFO L225 Difference]: With dead ends: 4486 [2022-03-15 15:00:57,529 INFO L226 Difference]: Without dead ends: 4486 [2022-03-15 15:00:57,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:57,529 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 832 mSDsluCounter, 1294 mSDsCounter, 0 mSdLazyCounter, 1393 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 832 SdHoareTripleChecker+Valid, 1551 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:57,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [832 Valid, 1551 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1393 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:57,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4486 states. [2022-03-15 15:00:57,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4486 to 3478. [2022-03-15 15:00:57,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3478 states, 3474 states have (on average 2.6611974668969487) internal successors, (9245), 3477 states have internal predecessors, (9245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:57,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 3478 states and 9245 transitions. [2022-03-15 15:00:57,570 INFO L78 Accepts]: Start accepts. Automaton has 3478 states and 9245 transitions. Word has length 92 [2022-03-15 15:00:57,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:57,570 INFO L470 AbstractCegarLoop]: Abstraction has 3478 states and 9245 transitions. [2022-03-15 15:00:57,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:57,570 INFO L276 IsEmpty]: Start isEmpty. Operand 3478 states and 9245 transitions. [2022-03-15 15:00:57,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:57,572 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:57,572 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:57,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-15 15:00:57,572 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:57,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:57,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1745447180, now seen corresponding path program 90 times [2022-03-15 15:00:57,573 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:57,573 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218101760] [2022-03-15 15:00:57,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:57,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:57,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:57,937 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:57,937 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218101760] [2022-03-15 15:00:57,937 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218101760] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:57,937 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:57,937 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:57,937 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807319824] [2022-03-15 15:00:57,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:57,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:57,937 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:57,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:57,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:57,938 INFO L87 Difference]: Start difference. First operand 3478 states and 9245 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:59,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:59,309 INFO L93 Difference]: Finished difference Result 4233 states and 10894 transitions. [2022-03-15 15:00:59,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:59,309 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:00:59,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:59,315 INFO L225 Difference]: With dead ends: 4233 [2022-03-15 15:00:59,315 INFO L226 Difference]: Without dead ends: 4233 [2022-03-15 15:00:59,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:59,315 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 961 mSDsluCounter, 1431 mSDsCounter, 0 mSdLazyCounter, 1445 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 961 SdHoareTripleChecker+Valid, 1674 SdHoareTripleChecker+Invalid, 1555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:59,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [961 Valid, 1674 Invalid, 1555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1445 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:00:59,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4233 states. [2022-03-15 15:00:59,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4233 to 3479. [2022-03-15 15:00:59,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3479 states, 3475 states have (on average 2.6615827338129496) internal successors, (9249), 3478 states have internal predecessors, (9249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:59,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3479 states and 9249 transitions. [2022-03-15 15:00:59,356 INFO L78 Accepts]: Start accepts. Automaton has 3479 states and 9249 transitions. Word has length 92 [2022-03-15 15:00:59,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:59,356 INFO L470 AbstractCegarLoop]: Abstraction has 3479 states and 9249 transitions. [2022-03-15 15:00:59,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:59,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 9249 transitions. [2022-03-15 15:00:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:00:59,358 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:59,358 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:59,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-15 15:00:59,358 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:00:59,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:59,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1749734480, now seen corresponding path program 91 times [2022-03-15 15:00:59,359 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:59,359 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628587222] [2022-03-15 15:00:59,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:59,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:59,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:59,719 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:59,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628587222] [2022-03-15 15:00:59,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628587222] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:59,719 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:59,719 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:59,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912842341] [2022-03-15 15:00:59,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:59,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:59,719 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:59,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:59,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:59,720 INFO L87 Difference]: Start difference. First operand 3479 states and 9249 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:01,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:01,536 INFO L93 Difference]: Finished difference Result 4332 states and 11171 transitions. [2022-03-15 15:01:01,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:01,537 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:01,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:01,543 INFO L225 Difference]: With dead ends: 4332 [2022-03-15 15:01:01,543 INFO L226 Difference]: Without dead ends: 4332 [2022-03-15 15:01:01,543 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=362, Invalid=760, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:01,543 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 824 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1925 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 824 SdHoareTripleChecker+Valid, 2113 SdHoareTripleChecker+Invalid, 2033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:01,543 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [824 Valid, 2113 Invalid, 2033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1925 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:01:01,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4332 states. [2022-03-15 15:01:01,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4332 to 3490. [2022-03-15 15:01:01,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3490 states, 3486 states have (on average 2.6623637406769936) internal successors, (9281), 3489 states have internal predecessors, (9281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:01,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 3490 states and 9281 transitions. [2022-03-15 15:01:01,586 INFO L78 Accepts]: Start accepts. Automaton has 3490 states and 9281 transitions. Word has length 92 [2022-03-15 15:01:01,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:01,586 INFO L470 AbstractCegarLoop]: Abstraction has 3490 states and 9281 transitions. [2022-03-15 15:01:01,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:01,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3490 states and 9281 transitions. [2022-03-15 15:01:01,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:01,589 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:01,589 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:01,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-15 15:01:01,589 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:01,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:01,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1749598700, now seen corresponding path program 92 times [2022-03-15 15:01:01,590 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:01,590 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534764643] [2022-03-15 15:01:01,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:01,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:02,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:02,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:02,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534764643] [2022-03-15 15:01:02,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534764643] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:02,061 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:02,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:02,061 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416673443] [2022-03-15 15:01:02,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:02,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:02,061 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:02,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:02,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:02,061 INFO L87 Difference]: Start difference. First operand 3490 states and 9281 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:03,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:03,621 INFO L93 Difference]: Finished difference Result 4266 states and 11001 transitions. [2022-03-15 15:01:03,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:03,621 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:03,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:03,628 INFO L225 Difference]: With dead ends: 4266 [2022-03-15 15:01:03,628 INFO L226 Difference]: Without dead ends: 4266 [2022-03-15 15:01:03,629 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:03,629 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 1111 mSDsluCounter, 1476 mSDsCounter, 0 mSdLazyCounter, 1564 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 1724 SdHoareTripleChecker+Invalid, 1687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:03,629 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1111 Valid, 1724 Invalid, 1687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1564 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:03,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4266 states. [2022-03-15 15:01:03,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4266 to 3446. [2022-03-15 15:01:03,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3446 states, 3442 states have (on average 2.659209761766415) internal successors, (9153), 3445 states have internal predecessors, (9153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:03,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 3446 states and 9153 transitions. [2022-03-15 15:01:03,688 INFO L78 Accepts]: Start accepts. Automaton has 3446 states and 9153 transitions. Word has length 92 [2022-03-15 15:01:03,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:03,688 INFO L470 AbstractCegarLoop]: Abstraction has 3446 states and 9153 transitions. [2022-03-15 15:01:03,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:03,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3446 states and 9153 transitions. [2022-03-15 15:01:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:03,691 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:03,691 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:03,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-15 15:01:03,692 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:03,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:03,692 INFO L85 PathProgramCache]: Analyzing trace with hash -1871150870, now seen corresponding path program 93 times [2022-03-15 15:01:03,692 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:03,692 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812386139] [2022-03-15 15:01:03,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:03,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:04,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:04,078 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:04,078 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812386139] [2022-03-15 15:01:04,078 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812386139] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:04,078 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:04,078 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:04,078 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531479222] [2022-03-15 15:01:04,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:04,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:04,078 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:04,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:04,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:04,079 INFO L87 Difference]: Start difference. First operand 3446 states and 9153 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:05,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:05,469 INFO L93 Difference]: Finished difference Result 4299 states and 11086 transitions. [2022-03-15 15:01:05,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:05,470 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:05,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:05,476 INFO L225 Difference]: With dead ends: 4299 [2022-03-15 15:01:05,477 INFO L226 Difference]: Without dead ends: 4299 [2022-03-15 15:01:05,477 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:05,477 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 816 mSDsluCounter, 1324 mSDsCounter, 0 mSdLazyCounter, 1351 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 816 SdHoareTripleChecker+Valid, 1569 SdHoareTripleChecker+Invalid, 1470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 1351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:05,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [816 Valid, 1569 Invalid, 1470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 1351 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:01:05,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4299 states. [2022-03-15 15:01:05,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4299 to 3468. [2022-03-15 15:01:05,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3468 states, 3464 states have (on average 2.660796766743649) internal successors, (9217), 3467 states have internal predecessors, (9217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:05,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 3468 states and 9217 transitions. [2022-03-15 15:01:05,530 INFO L78 Accepts]: Start accepts. Automaton has 3468 states and 9217 transitions. Word has length 92 [2022-03-15 15:01:05,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:05,530 INFO L470 AbstractCegarLoop]: Abstraction has 3468 states and 9217 transitions. [2022-03-15 15:01:05,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:05,531 INFO L276 IsEmpty]: Start isEmpty. Operand 3468 states and 9217 transitions. [2022-03-15 15:01:05,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:05,533 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:05,533 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:05,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-15 15:01:05,534 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:05,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:05,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1866863570, now seen corresponding path program 94 times [2022-03-15 15:01:05,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:05,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376331396] [2022-03-15 15:01:05,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:05,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:05,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:05,907 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:05,907 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376331396] [2022-03-15 15:01:05,907 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376331396] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:05,907 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:05,907 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:05,907 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394953175] [2022-03-15 15:01:05,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:05,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:05,908 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:05,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:05,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:05,908 INFO L87 Difference]: Start difference. First operand 3468 states and 9217 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:07,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:07,607 INFO L93 Difference]: Finished difference Result 4453 states and 11512 transitions. [2022-03-15 15:01:07,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:01:07,607 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:07,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:07,614 INFO L225 Difference]: With dead ends: 4453 [2022-03-15 15:01:07,614 INFO L226 Difference]: Without dead ends: 4453 [2022-03-15 15:01:07,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=384, Invalid=806, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:01:07,615 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 963 mSDsluCounter, 1762 mSDsCounter, 0 mSdLazyCounter, 1801 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 963 SdHoareTripleChecker+Valid, 2014 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:07,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [963 Valid, 2014 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1801 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:01:07,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4453 states. [2022-03-15 15:01:07,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4453 to 3479. [2022-03-15 15:01:07,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3479 states, 3475 states have (on average 2.6615827338129496) internal successors, (9249), 3478 states have internal predecessors, (9249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:07,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3479 states and 9249 transitions. [2022-03-15 15:01:07,704 INFO L78 Accepts]: Start accepts. Automaton has 3479 states and 9249 transitions. Word has length 92 [2022-03-15 15:01:07,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:07,704 INFO L470 AbstractCegarLoop]: Abstraction has 3479 states and 9249 transitions. [2022-03-15 15:01:07,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:07,704 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 9249 transitions. [2022-03-15 15:01:07,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:07,707 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:07,707 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:07,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-15 15:01:07,707 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:07,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:07,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1866999350, now seen corresponding path program 95 times [2022-03-15 15:01:07,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:07,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686518792] [2022-03-15 15:01:07,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:07,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:08,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:08,082 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:08,082 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686518792] [2022-03-15 15:01:08,082 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686518792] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:08,082 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:08,083 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:08,083 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409689728] [2022-03-15 15:01:08,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:08,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:08,084 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:08,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:08,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:08,093 INFO L87 Difference]: Start difference. First operand 3479 states and 9249 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:09,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:09,773 INFO L93 Difference]: Finished difference Result 4365 states and 11278 transitions. [2022-03-15 15:01:09,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:09,773 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:09,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:09,780 INFO L225 Difference]: With dead ends: 4365 [2022-03-15 15:01:09,780 INFO L226 Difference]: Without dead ends: 4365 [2022-03-15 15:01:09,780 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:09,781 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 813 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 1608 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 813 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 1608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:09,781 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [813 Valid, 1776 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 1608 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:01:09,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4365 states. [2022-03-15 15:01:09,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4365 to 3457. [2022-03-15 15:01:09,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3457 states, 3453 states have (on average 2.660005792064871) internal successors, (9185), 3456 states have internal predecessors, (9185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:09,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 3457 states and 9185 transitions. [2022-03-15 15:01:09,836 INFO L78 Accepts]: Start accepts. Automaton has 3457 states and 9185 transitions. Word has length 92 [2022-03-15 15:01:09,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:09,836 INFO L470 AbstractCegarLoop]: Abstraction has 3457 states and 9185 transitions. [2022-03-15 15:01:09,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3457 states and 9185 transitions. [2022-03-15 15:01:09,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:09,839 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:09,839 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:09,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-15 15:01:09,839 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:09,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:09,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1757021270, now seen corresponding path program 96 times [2022-03-15 15:01:09,839 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:09,839 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274230177] [2022-03-15 15:01:09,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:09,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:09,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:10,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:10,171 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:10,171 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274230177] [2022-03-15 15:01:10,171 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274230177] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:10,171 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:10,171 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:10,171 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530252391] [2022-03-15 15:01:10,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:10,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:10,171 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:10,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:10,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:10,172 INFO L87 Difference]: Start difference. First operand 3457 states and 9185 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:11,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:11,468 INFO L93 Difference]: Finished difference Result 4409 states and 11395 transitions. [2022-03-15 15:01:11,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:01:11,468 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:11,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:11,475 INFO L225 Difference]: With dead ends: 4409 [2022-03-15 15:01:11,475 INFO L226 Difference]: Without dead ends: 4409 [2022-03-15 15:01:11,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=530, Invalid=1030, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 15:01:11,476 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1175 mSDsluCounter, 1205 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1175 SdHoareTripleChecker+Valid, 1517 SdHoareTripleChecker+Invalid, 1414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:11,476 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1175 Valid, 1517 Invalid, 1414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1257 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:01:11,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4409 states. [2022-03-15 15:01:11,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4409 to 3468. [2022-03-15 15:01:11,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3468 states, 3464 states have (on average 2.660796766743649) internal successors, (9217), 3467 states have internal predecessors, (9217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:11,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 3468 states and 9217 transitions. [2022-03-15 15:01:11,530 INFO L78 Accepts]: Start accepts. Automaton has 3468 states and 9217 transitions. Word has length 92 [2022-03-15 15:01:11,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:11,530 INFO L470 AbstractCegarLoop]: Abstraction has 3468 states and 9217 transitions. [2022-03-15 15:01:11,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:11,530 INFO L276 IsEmpty]: Start isEmpty. Operand 3468 states and 9217 transitions. [2022-03-15 15:01:11,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:11,533 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:11,533 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:11,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-15 15:01:11,533 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:11,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:11,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1760509700, now seen corresponding path program 97 times [2022-03-15 15:01:11,533 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:11,533 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437967415] [2022-03-15 15:01:11,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:11,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:11,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:11,863 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:11,863 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437967415] [2022-03-15 15:01:11,864 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437967415] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:11,864 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:11,864 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:11,864 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128858307] [2022-03-15 15:01:11,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:11,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:11,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:11,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:11,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:11,864 INFO L87 Difference]: Start difference. First operand 3468 states and 9217 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:13,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:13,218 INFO L93 Difference]: Finished difference Result 4431 states and 11459 transitions. [2022-03-15 15:01:13,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:01:13,219 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:13,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:13,226 INFO L225 Difference]: With dead ends: 4431 [2022-03-15 15:01:13,226 INFO L226 Difference]: Without dead ends: 4431 [2022-03-15 15:01:13,226 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:01:13,248 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1178 mSDsluCounter, 1527 mSDsCounter, 0 mSdLazyCounter, 1617 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1178 SdHoareTripleChecker+Valid, 1788 SdHoareTripleChecker+Invalid, 1772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:13,248 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1178 Valid, 1788 Invalid, 1772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1617 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:01:13,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4431 states. [2022-03-15 15:01:13,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4431 to 3479. [2022-03-15 15:01:13,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3479 states, 3475 states have (on average 2.6615827338129496) internal successors, (9249), 3478 states have internal predecessors, (9249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:13,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3479 states and 9249 transitions. [2022-03-15 15:01:13,310 INFO L78 Accepts]: Start accepts. Automaton has 3479 states and 9249 transitions. Word has length 92 [2022-03-15 15:01:13,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:13,310 INFO L470 AbstractCegarLoop]: Abstraction has 3479 states and 9249 transitions. [2022-03-15 15:01:13,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:13,310 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 9249 transitions. [2022-03-15 15:01:13,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:13,313 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:13,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:13,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-15 15:01:13,314 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:13,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:13,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1760645480, now seen corresponding path program 98 times [2022-03-15 15:01:13,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:13,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177894723] [2022-03-15 15:01:13,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:13,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:13,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:13,772 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:13,773 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177894723] [2022-03-15 15:01:13,773 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177894723] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:13,773 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:13,773 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:13,773 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447662817] [2022-03-15 15:01:13,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:13,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:13,773 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:13,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:13,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:13,773 INFO L87 Difference]: Start difference. First operand 3479 states and 9249 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:15,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:15,178 INFO L93 Difference]: Finished difference Result 4365 states and 11289 transitions. [2022-03-15 15:01:15,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:15,178 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:15,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:15,185 INFO L225 Difference]: With dead ends: 4365 [2022-03-15 15:01:15,185 INFO L226 Difference]: Without dead ends: 4365 [2022-03-15 15:01:15,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:15,195 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 945 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1810 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 945 SdHoareTripleChecker+Valid, 1967 SdHoareTripleChecker+Invalid, 1932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:15,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [945 Valid, 1967 Invalid, 1932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1810 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:01:15,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4365 states. [2022-03-15 15:01:15,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4365 to 3424. [2022-03-15 15:01:15,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3424 states, 3420 states have (on average 2.6576023391812864) internal successors, (9089), 3423 states have internal predecessors, (9089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 3424 states and 9089 transitions. [2022-03-15 15:01:15,250 INFO L78 Accepts]: Start accepts. Automaton has 3424 states and 9089 transitions. Word has length 92 [2022-03-15 15:01:15,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:15,250 INFO L470 AbstractCegarLoop]: Abstraction has 3424 states and 9089 transitions. [2022-03-15 15:01:15,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:15,250 INFO L276 IsEmpty]: Start isEmpty. Operand 3424 states and 9089 transitions. [2022-03-15 15:01:15,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:15,253 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:15,253 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:15,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-15 15:01:15,253 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:15,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:15,254 INFO L85 PathProgramCache]: Analyzing trace with hash -59242036, now seen corresponding path program 99 times [2022-03-15 15:01:15,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:15,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503025101] [2022-03-15 15:01:15,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:15,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:15,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:15,577 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:15,577 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503025101] [2022-03-15 15:01:15,577 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503025101] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:15,578 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:15,578 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:15,578 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680301726] [2022-03-15 15:01:15,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:15,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:15,578 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:15,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:15,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:15,578 INFO L87 Difference]: Start difference. First operand 3424 states and 9089 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:16,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:16,595 INFO L93 Difference]: Finished difference Result 4101 states and 10532 transitions. [2022-03-15 15:01:16,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:16,595 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:16,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:16,601 INFO L225 Difference]: With dead ends: 4101 [2022-03-15 15:01:16,601 INFO L226 Difference]: Without dead ends: 4101 [2022-03-15 15:01:16,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:16,601 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 1086 mSDsluCounter, 1371 mSDsCounter, 0 mSdLazyCounter, 1425 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 1612 SdHoareTripleChecker+Invalid, 1542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:16,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1086 Valid, 1612 Invalid, 1542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1425 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:01:16,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4101 states. [2022-03-15 15:01:16,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4101 to 3419. [2022-03-15 15:01:16,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3419 states, 3415 states have (on average 2.657393850658858) internal successors, (9075), 3418 states have internal predecessors, (9075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:16,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 3419 states and 9075 transitions. [2022-03-15 15:01:16,645 INFO L78 Accepts]: Start accepts. Automaton has 3419 states and 9075 transitions. Word has length 92 [2022-03-15 15:01:16,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:16,645 INFO L470 AbstractCegarLoop]: Abstraction has 3419 states and 9075 transitions. [2022-03-15 15:01:16,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:16,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 9075 transitions. [2022-03-15 15:01:16,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:16,648 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:16,648 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:16,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-15 15:01:16,648 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:16,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:16,648 INFO L85 PathProgramCache]: Analyzing trace with hash -54954736, now seen corresponding path program 100 times [2022-03-15 15:01:16,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:16,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500985291] [2022-03-15 15:01:16,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:16,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:16,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:16,917 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:16,917 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500985291] [2022-03-15 15:01:16,917 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500985291] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:16,917 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:16,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:16,917 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447752291] [2022-03-15 15:01:16,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:16,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:16,917 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:16,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:16,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:16,920 INFO L87 Difference]: Start difference. First operand 3419 states and 9075 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:18,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:18,128 INFO L93 Difference]: Finished difference Result 4233 states and 10894 transitions. [2022-03-15 15:01:18,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:18,128 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:18,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:18,135 INFO L225 Difference]: With dead ends: 4233 [2022-03-15 15:01:18,135 INFO L226 Difference]: Without dead ends: 4233 [2022-03-15 15:01:18,135 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:18,135 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1014 mSDsluCounter, 1530 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1014 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:18,135 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1014 Valid, 1776 Invalid, 1758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:01:18,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4233 states. [2022-03-15 15:01:18,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4233 to 3430. [2022-03-15 15:01:18,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3430 states, 3426 states have (on average 2.65820198482195) internal successors, (9107), 3429 states have internal predecessors, (9107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:18,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 3430 states and 9107 transitions. [2022-03-15 15:01:18,192 INFO L78 Accepts]: Start accepts. Automaton has 3430 states and 9107 transitions. Word has length 92 [2022-03-15 15:01:18,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:18,192 INFO L470 AbstractCegarLoop]: Abstraction has 3430 states and 9107 transitions. [2022-03-15 15:01:18,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:18,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3430 states and 9107 transitions. [2022-03-15 15:01:18,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:18,195 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:18,195 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:18,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-15 15:01:18,195 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:18,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:18,195 INFO L85 PathProgramCache]: Analyzing trace with hash -55090516, now seen corresponding path program 101 times [2022-03-15 15:01:18,195 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:18,195 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886699942] [2022-03-15 15:01:18,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:18,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:18,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:18,602 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:18,603 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886699942] [2022-03-15 15:01:18,603 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886699942] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:18,603 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:18,603 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:18,603 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564349107] [2022-03-15 15:01:18,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:18,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:18,603 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:18,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:18,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:18,604 INFO L87 Difference]: Start difference. First operand 3430 states and 9107 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:19,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:19,857 INFO L93 Difference]: Finished difference Result 4167 states and 10724 transitions. [2022-03-15 15:01:19,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:19,857 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:19,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:19,863 INFO L225 Difference]: With dead ends: 4167 [2022-03-15 15:01:19,864 INFO L226 Difference]: Without dead ends: 4167 [2022-03-15 15:01:19,864 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:19,879 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1244 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1608 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1244 SdHoareTripleChecker+Valid, 1777 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:19,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1244 Valid, 1777 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1608 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:01:19,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4167 states. [2022-03-15 15:01:19,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4167 to 3408. [2022-03-15 15:01:19,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3408 states, 3404 states have (on average 2.656580493537015) internal successors, (9043), 3407 states have internal predecessors, (9043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:19,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 3408 states and 9043 transitions. [2022-03-15 15:01:19,938 INFO L78 Accepts]: Start accepts. Automaton has 3408 states and 9043 transitions. Word has length 92 [2022-03-15 15:01:19,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:19,955 INFO L470 AbstractCegarLoop]: Abstraction has 3408 states and 9043 transitions. [2022-03-15 15:01:19,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:19,955 INFO L276 IsEmpty]: Start isEmpty. Operand 3408 states and 9043 transitions. [2022-03-15 15:01:19,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:19,958 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:19,958 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:19,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-15 15:01:19,958 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:19,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:19,958 INFO L85 PathProgramCache]: Analyzing trace with hash 54887564, now seen corresponding path program 102 times [2022-03-15 15:01:19,959 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:19,959 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213747881] [2022-03-15 15:01:19,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:19,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:19,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:20,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:20,302 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:20,302 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213747881] [2022-03-15 15:01:20,302 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213747881] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:20,302 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:20,302 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:20,302 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054985153] [2022-03-15 15:01:20,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:20,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:20,302 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:20,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:20,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:20,303 INFO L87 Difference]: Start difference. First operand 3408 states and 9043 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:22,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:22,456 INFO L93 Difference]: Finished difference Result 4343 states and 11214 transitions. [2022-03-15 15:01:22,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 15:01:22,456 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:22,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:22,462 INFO L225 Difference]: With dead ends: 4343 [2022-03-15 15:01:22,462 INFO L226 Difference]: Without dead ends: 4343 [2022-03-15 15:01:22,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=552, Invalid=1088, Unknown=0, NotChecked=0, Total=1640 [2022-03-15 15:01:22,463 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 998 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 2175 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 998 SdHoareTripleChecker+Valid, 2401 SdHoareTripleChecker+Invalid, 2294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 2175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:22,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [998 Valid, 2401 Invalid, 2294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 2175 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:01:22,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4343 states. [2022-03-15 15:01:22,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4343 to 3419. [2022-03-15 15:01:22,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3419 states, 3415 states have (on average 2.657393850658858) internal successors, (9075), 3418 states have internal predecessors, (9075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:22,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 3419 states and 9075 transitions. [2022-03-15 15:01:22,499 INFO L78 Accepts]: Start accepts. Automaton has 3419 states and 9075 transitions. Word has length 92 [2022-03-15 15:01:22,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:22,499 INFO L470 AbstractCegarLoop]: Abstraction has 3419 states and 9075 transitions. [2022-03-15 15:01:22,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:22,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 9075 transitions. [2022-03-15 15:01:22,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:22,501 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:22,501 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:22,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-15 15:01:22,501 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:22,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:22,501 INFO L85 PathProgramCache]: Analyzing trace with hash 51399134, now seen corresponding path program 103 times [2022-03-15 15:01:22,502 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:22,502 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820202048] [2022-03-15 15:01:22,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:22,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:22,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:22,933 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:22,933 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820202048] [2022-03-15 15:01:22,933 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820202048] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:22,933 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:22,933 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:22,933 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992948813] [2022-03-15 15:01:22,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:22,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:22,933 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:22,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:22,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:22,934 INFO L87 Difference]: Start difference. First operand 3419 states and 9075 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:24,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:24,459 INFO L93 Difference]: Finished difference Result 4321 states and 11150 transitions. [2022-03-15 15:01:24,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:01:24,460 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:24,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:24,466 INFO L225 Difference]: With dead ends: 4321 [2022-03-15 15:01:24,466 INFO L226 Difference]: Without dead ends: 4321 [2022-03-15 15:01:24,466 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:01:24,466 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 1033 mSDsluCounter, 1534 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1033 SdHoareTripleChecker+Valid, 1787 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:24,466 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1033 Valid, 1787 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:24,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4321 states. [2022-03-15 15:01:24,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4321 to 3430. [2022-03-15 15:01:24,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3430 states, 3426 states have (on average 2.65820198482195) internal successors, (9107), 3429 states have internal predecessors, (9107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:24,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 3430 states and 9107 transitions. [2022-03-15 15:01:24,510 INFO L78 Accepts]: Start accepts. Automaton has 3430 states and 9107 transitions. Word has length 92 [2022-03-15 15:01:24,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:24,510 INFO L470 AbstractCegarLoop]: Abstraction has 3430 states and 9107 transitions. [2022-03-15 15:01:24,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:24,510 INFO L276 IsEmpty]: Start isEmpty. Operand 3430 states and 9107 transitions. [2022-03-15 15:01:24,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:24,512 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:24,512 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:24,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-15 15:01:24,513 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:24,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:24,513 INFO L85 PathProgramCache]: Analyzing trace with hash 51263354, now seen corresponding path program 104 times [2022-03-15 15:01:24,513 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:24,513 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572390576] [2022-03-15 15:01:24,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:24,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:25,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:25,091 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:25,091 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572390576] [2022-03-15 15:01:25,091 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572390576] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:25,091 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:25,091 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:25,091 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133849912] [2022-03-15 15:01:25,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:25,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:25,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:25,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:25,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:25,092 INFO L87 Difference]: Start difference. First operand 3430 states and 9107 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:26,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:26,777 INFO L93 Difference]: Finished difference Result 4255 states and 10980 transitions. [2022-03-15 15:01:26,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:26,777 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:26,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:26,784 INFO L225 Difference]: With dead ends: 4255 [2022-03-15 15:01:26,784 INFO L226 Difference]: Without dead ends: 4255 [2022-03-15 15:01:26,784 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:26,784 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 1080 mSDsluCounter, 1557 mSDsCounter, 0 mSdLazyCounter, 1646 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1080 SdHoareTripleChecker+Valid, 1804 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:26,785 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1080 Valid, 1804 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1646 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:01:26,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4255 states. [2022-03-15 15:01:26,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4255 to 3397. [2022-03-15 15:01:26,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3397 states, 3393 states have (on average 2.6557618626584145) internal successors, (9011), 3396 states have internal predecessors, (9011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:26,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 3397 states and 9011 transitions. [2022-03-15 15:01:26,842 INFO L78 Accepts]: Start accepts. Automaton has 3397 states and 9011 transitions. Word has length 92 [2022-03-15 15:01:26,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:26,842 INFO L470 AbstractCegarLoop]: Abstraction has 3397 states and 9011 transitions. [2022-03-15 15:01:26,842 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:26,842 INFO L276 IsEmpty]: Start isEmpty. Operand 3397 states and 9011 transitions. [2022-03-15 15:01:26,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:26,845 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:26,845 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:26,845 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-15 15:01:26,845 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:26,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:26,846 INFO L85 PathProgramCache]: Analyzing trace with hash 1384163158, now seen corresponding path program 105 times [2022-03-15 15:01:26,846 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:26,846 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792801015] [2022-03-15 15:01:26,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:26,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:27,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:27,281 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:27,281 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792801015] [2022-03-15 15:01:27,281 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792801015] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:27,282 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:27,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:27,282 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749412896] [2022-03-15 15:01:27,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:27,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:27,282 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:27,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:27,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:27,282 INFO L87 Difference]: Start difference. First operand 3397 states and 9011 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:29,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:29,106 INFO L93 Difference]: Finished difference Result 4262 states and 10985 transitions. [2022-03-15 15:01:29,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 15:01:29,106 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:29,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:29,113 INFO L225 Difference]: With dead ends: 4262 [2022-03-15 15:01:29,113 INFO L226 Difference]: Without dead ends: 4262 [2022-03-15 15:01:29,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-03-15 15:01:29,114 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 892 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 892 SdHoareTripleChecker+Valid, 1924 SdHoareTripleChecker+Invalid, 1763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:29,114 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [892 Valid, 1924 Invalid, 1763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:01:29,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4262 states. [2022-03-15 15:01:29,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4262 to 3387. [2022-03-15 15:01:29,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3387 states, 3383 states have (on average 2.654744309784215) internal successors, (8981), 3386 states have internal predecessors, (8981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:29,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 3387 states and 8981 transitions. [2022-03-15 15:01:29,173 INFO L78 Accepts]: Start accepts. Automaton has 3387 states and 8981 transitions. Word has length 92 [2022-03-15 15:01:29,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:29,173 INFO L470 AbstractCegarLoop]: Abstraction has 3387 states and 8981 transitions. [2022-03-15 15:01:29,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:29,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3387 states and 8981 transitions. [2022-03-15 15:01:29,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:29,176 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:29,176 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:29,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-15 15:01:29,176 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:29,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:29,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1380674728, now seen corresponding path program 106 times [2022-03-15 15:01:29,176 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:29,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361344102] [2022-03-15 15:01:29,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:29,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:29,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:29,737 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:29,737 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361344102] [2022-03-15 15:01:29,737 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361344102] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:29,737 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:29,737 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:29,737 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176535641] [2022-03-15 15:01:29,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:29,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:29,737 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:29,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:29,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:29,737 INFO L87 Difference]: Start difference. First operand 3387 states and 8981 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:31,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:31,366 INFO L93 Difference]: Finished difference Result 4240 states and 10921 transitions. [2022-03-15 15:01:31,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:31,367 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:31,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:31,373 INFO L225 Difference]: With dead ends: 4240 [2022-03-15 15:01:31,374 INFO L226 Difference]: Without dead ends: 4240 [2022-03-15 15:01:31,374 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:31,374 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 887 mSDsluCounter, 1514 mSDsCounter, 0 mSdLazyCounter, 1576 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 887 SdHoareTripleChecker+Valid, 1761 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:31,374 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [887 Valid, 1761 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1576 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:31,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4240 states. [2022-03-15 15:01:31,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4240 to 3377. [2022-03-15 15:01:31,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3377 states, 3373 states have (on average 2.6537207233916393) internal successors, (8951), 3376 states have internal predecessors, (8951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:31,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 3377 states and 8951 transitions. [2022-03-15 15:01:31,435 INFO L78 Accepts]: Start accepts. Automaton has 3377 states and 8951 transitions. Word has length 92 [2022-03-15 15:01:31,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:31,435 INFO L470 AbstractCegarLoop]: Abstraction has 3377 states and 8951 transitions. [2022-03-15 15:01:31,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:31,435 INFO L276 IsEmpty]: Start isEmpty. Operand 3377 states and 8951 transitions. [2022-03-15 15:01:31,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 15:01:31,438 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:31,438 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:31,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-15 15:01:31,438 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:31,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:31,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1380538948, now seen corresponding path program 107 times [2022-03-15 15:01:31,439 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:31,439 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732915013] [2022-03-15 15:01:31,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:31,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:32,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:32,080 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:32,080 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732915013] [2022-03-15 15:01:32,080 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732915013] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:32,080 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:32,080 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:32,080 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966078011] [2022-03-15 15:01:32,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:32,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:32,081 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:32,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:32,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:32,081 INFO L87 Difference]: Start difference. First operand 3377 states and 8951 transitions. Second operand has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:33,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:33,682 INFO L93 Difference]: Finished difference Result 4152 states and 10687 transitions. [2022-03-15 15:01:33,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:33,682 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 15:01:33,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:33,689 INFO L225 Difference]: With dead ends: 4152 [2022-03-15 15:01:33,689 INFO L226 Difference]: Without dead ends: 4152 [2022-03-15 15:01:33,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:33,690 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 1242 mSDsluCounter, 1497 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1242 SdHoareTripleChecker+Valid, 1744 SdHoareTripleChecker+Invalid, 1746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:33,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1242 Valid, 1744 Invalid, 1746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:33,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4152 states. [2022-03-15 15:01:33,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4152 to 3267. [2022-03-15 15:01:33,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3267 states, 3263 states have (on average 2.644498927367453) internal successors, (8629), 3266 states have internal predecessors, (8629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:33,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 3267 states and 8629 transitions. [2022-03-15 15:01:33,736 INFO L78 Accepts]: Start accepts. Automaton has 3267 states and 8629 transitions. Word has length 92 [2022-03-15 15:01:33,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:33,736 INFO L470 AbstractCegarLoop]: Abstraction has 3267 states and 8629 transitions. [2022-03-15 15:01:33,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.411764705882353) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:33,736 INFO L276 IsEmpty]: Start isEmpty. Operand 3267 states and 8629 transitions. [2022-03-15 15:01:33,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:33,738 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:33,739 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:33,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-15 15:01:33,739 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:33,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:33,739 INFO L85 PathProgramCache]: Analyzing trace with hash -107704726, now seen corresponding path program 1 times [2022-03-15 15:01:33,739 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:33,739 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135850887] [2022-03-15 15:01:33,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:33,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:34,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:34,452 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:34,452 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135850887] [2022-03-15 15:01:34,452 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135850887] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:34,452 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:34,452 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:34,452 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453324487] [2022-03-15 15:01:34,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:34,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:34,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:34,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:34,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:34,452 INFO L87 Difference]: Start difference. First operand 3267 states and 8629 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:35,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:35,622 INFO L93 Difference]: Finished difference Result 4058 states and 10146 transitions. [2022-03-15 15:01:35,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:35,622 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:35,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:35,628 INFO L225 Difference]: With dead ends: 4058 [2022-03-15 15:01:35,629 INFO L226 Difference]: Without dead ends: 4058 [2022-03-15 15:01:35,629 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:35,629 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 2282 mSDsluCounter, 1319 mSDsCounter, 0 mSdLazyCounter, 1086 mSolverCounterSat, 456 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2282 SdHoareTripleChecker+Valid, 1560 SdHoareTripleChecker+Invalid, 1542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 456 IncrementalHoareTripleChecker+Valid, 1086 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:35,629 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2282 Valid, 1560 Invalid, 1542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [456 Valid, 1086 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:01:35,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4058 states. [2022-03-15 15:01:35,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4058 to 3362. [2022-03-15 15:01:35,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3362 states, 3358 states have (on average 2.6506849315068495) internal successors, (8901), 3361 states have internal predecessors, (8901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:35,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 8901 transitions. [2022-03-15 15:01:35,678 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 8901 transitions. Word has length 94 [2022-03-15 15:01:35,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:35,678 INFO L470 AbstractCegarLoop]: Abstraction has 3362 states and 8901 transitions. [2022-03-15 15:01:35,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:35,678 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 8901 transitions. [2022-03-15 15:01:35,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:35,681 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:35,681 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:35,681 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-15 15:01:35,681 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:35,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:35,681 INFO L85 PathProgramCache]: Analyzing trace with hash -278170382, now seen corresponding path program 2 times [2022-03-15 15:01:35,681 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:35,681 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178121063] [2022-03-15 15:01:35,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:35,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:36,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:36,342 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:36,342 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178121063] [2022-03-15 15:01:36,342 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178121063] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:36,342 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:36,342 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:36,342 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228958374] [2022-03-15 15:01:36,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:36,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:36,343 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:36,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:36,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:36,343 INFO L87 Difference]: Start difference. First operand 3362 states and 8901 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:37,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:37,827 INFO L93 Difference]: Finished difference Result 4525 states and 11138 transitions. [2022-03-15 15:01:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:37,827 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:37,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:37,856 INFO L225 Difference]: With dead ends: 4525 [2022-03-15 15:01:37,856 INFO L226 Difference]: Without dead ends: 4525 [2022-03-15 15:01:37,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:37,856 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1814 mSDsluCounter, 1620 mSDsCounter, 0 mSdLazyCounter, 1367 mSolverCounterSat, 382 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1814 SdHoareTripleChecker+Valid, 1934 SdHoareTripleChecker+Invalid, 1749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 382 IncrementalHoareTripleChecker+Valid, 1367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:37,857 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1814 Valid, 1934 Invalid, 1749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [382 Valid, 1367 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:01:37,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4525 states. [2022-03-15 15:01:37,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4525 to 3413. [2022-03-15 15:01:37,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3413 states, 3409 states have (on average 2.6532707538867704) internal successors, (9045), 3412 states have internal predecessors, (9045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:37,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 3413 states and 9045 transitions. [2022-03-15 15:01:37,896 INFO L78 Accepts]: Start accepts. Automaton has 3413 states and 9045 transitions. Word has length 94 [2022-03-15 15:01:37,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:37,897 INFO L470 AbstractCegarLoop]: Abstraction has 3413 states and 9045 transitions. [2022-03-15 15:01:37,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:37,897 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 9045 transitions. [2022-03-15 15:01:37,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:37,900 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:37,900 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:37,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-15 15:01:37,900 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:37,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:37,901 INFO L85 PathProgramCache]: Analyzing trace with hash -413061302, now seen corresponding path program 3 times [2022-03-15 15:01:37,901 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:37,901 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683908627] [2022-03-15 15:01:37,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:37,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:38,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:38,541 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:38,541 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683908627] [2022-03-15 15:01:38,541 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683908627] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:38,541 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:38,541 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:38,542 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240309780] [2022-03-15 15:01:38,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:38,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:38,542 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:38,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:38,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:38,542 INFO L87 Difference]: Start difference. First operand 3413 states and 9045 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:39,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:39,665 INFO L93 Difference]: Finished difference Result 4190 states and 10508 transitions. [2022-03-15 15:01:39,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:39,665 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:39,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:39,672 INFO L225 Difference]: With dead ends: 4190 [2022-03-15 15:01:39,672 INFO L226 Difference]: Without dead ends: 4190 [2022-03-15 15:01:39,672 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:39,672 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2316 mSDsluCounter, 1317 mSDsCounter, 0 mSdLazyCounter, 1092 mSolverCounterSat, 488 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2316 SdHoareTripleChecker+Valid, 1565 SdHoareTripleChecker+Invalid, 1580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 488 IncrementalHoareTripleChecker+Valid, 1092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:39,672 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2316 Valid, 1565 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [488 Valid, 1092 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:01:39,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4190 states. [2022-03-15 15:01:39,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4190 to 3413. [2022-03-15 15:01:39,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3413 states, 3409 states have (on average 2.6532707538867704) internal successors, (9045), 3412 states have internal predecessors, (9045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:39,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 3413 states and 9045 transitions. [2022-03-15 15:01:39,724 INFO L78 Accepts]: Start accepts. Automaton has 3413 states and 9045 transitions. Word has length 94 [2022-03-15 15:01:39,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:39,724 INFO L470 AbstractCegarLoop]: Abstraction has 3413 states and 9045 transitions. [2022-03-15 15:01:39,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:39,725 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 9045 transitions. [2022-03-15 15:01:39,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:39,728 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:39,728 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:39,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-15 15:01:39,728 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:39,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:39,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1980369942, now seen corresponding path program 4 times [2022-03-15 15:01:39,728 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:39,728 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191749280] [2022-03-15 15:01:39,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:39,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:40,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:40,210 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:40,210 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191749280] [2022-03-15 15:01:40,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191749280] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:40,210 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:40,210 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:40,210 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349519698] [2022-03-15 15:01:40,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:40,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:40,211 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:40,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:40,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:40,211 INFO L87 Difference]: Start difference. First operand 3413 states and 9045 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:41,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:41,272 INFO L93 Difference]: Finished difference Result 4712 states and 11649 transitions. [2022-03-15 15:01:41,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:01:41,272 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:41,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:41,279 INFO L225 Difference]: With dead ends: 4712 [2022-03-15 15:01:41,279 INFO L226 Difference]: Without dead ends: 4712 [2022-03-15 15:01:41,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:01:41,282 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 2214 mSDsluCounter, 1292 mSDsCounter, 0 mSdLazyCounter, 1150 mSolverCounterSat, 517 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2214 SdHoareTripleChecker+Valid, 1617 SdHoareTripleChecker+Invalid, 1667 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 517 IncrementalHoareTripleChecker+Valid, 1150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:41,282 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2214 Valid, 1617 Invalid, 1667 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [517 Valid, 1150 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:01:41,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4712 states. [2022-03-15 15:01:41,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4712 to 3464. [2022-03-15 15:01:41,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3464 states, 3460 states have (on average 2.6557803468208094) internal successors, (9189), 3463 states have internal predecessors, (9189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:41,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3464 states and 9189 transitions. [2022-03-15 15:01:41,328 INFO L78 Accepts]: Start accepts. Automaton has 3464 states and 9189 transitions. Word has length 94 [2022-03-15 15:01:41,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:41,328 INFO L470 AbstractCegarLoop]: Abstraction has 3464 states and 9189 transitions. [2022-03-15 15:01:41,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:41,329 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 9189 transitions. [2022-03-15 15:01:41,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:41,331 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:41,331 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:41,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-15 15:01:41,331 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:41,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:41,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1151316416, now seen corresponding path program 5 times [2022-03-15 15:01:41,331 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:41,331 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764646142] [2022-03-15 15:01:41,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:41,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:41,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:41,995 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:41,995 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764646142] [2022-03-15 15:01:41,995 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764646142] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:41,995 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:41,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:41,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46629047] [2022-03-15 15:01:41,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:41,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:41,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:41,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:41,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:41,996 INFO L87 Difference]: Start difference. First operand 3464 states and 9189 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:43,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:43,630 INFO L93 Difference]: Finished difference Result 4712 states and 11649 transitions. [2022-03-15 15:01:43,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:01:43,631 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:43,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:43,639 INFO L225 Difference]: With dead ends: 4712 [2022-03-15 15:01:43,639 INFO L226 Difference]: Without dead ends: 4712 [2022-03-15 15:01:43,639 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:01:43,639 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1874 mSDsluCounter, 1680 mSDsCounter, 0 mSdLazyCounter, 1424 mSolverCounterSat, 420 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1874 SdHoareTripleChecker+Valid, 2001 SdHoareTripleChecker+Invalid, 1844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 420 IncrementalHoareTripleChecker+Valid, 1424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:43,639 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1874 Valid, 2001 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [420 Valid, 1424 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:43,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4712 states. [2022-03-15 15:01:43,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4712 to 3475. [2022-03-15 15:01:43,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3475 states, 3471 states have (on average 2.6565831172572745) internal successors, (9221), 3474 states have internal predecessors, (9221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:43,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3475 states to 3475 states and 9221 transitions. [2022-03-15 15:01:43,696 INFO L78 Accepts]: Start accepts. Automaton has 3475 states and 9221 transitions. Word has length 94 [2022-03-15 15:01:43,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:43,696 INFO L470 AbstractCegarLoop]: Abstraction has 3475 states and 9221 transitions. [2022-03-15 15:01:43,696 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:43,696 INFO L276 IsEmpty]: Start isEmpty. Operand 3475 states and 9221 transitions. [2022-03-15 15:01:43,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:43,699 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:43,699 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:43,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-15 15:01:43,700 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:43,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:43,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1286207336, now seen corresponding path program 6 times [2022-03-15 15:01:43,700 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:43,700 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559412981] [2022-03-15 15:01:43,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:43,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:44,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:44,767 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:44,767 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559412981] [2022-03-15 15:01:44,767 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559412981] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:44,767 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:44,767 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:44,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774467377] [2022-03-15 15:01:44,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:44,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:44,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:44,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:44,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:44,767 INFO L87 Difference]: Start difference. First operand 3475 states and 9221 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:46,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:46,167 INFO L93 Difference]: Finished difference Result 4377 states and 11019 transitions. [2022-03-15 15:01:46,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:46,167 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:46,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:46,174 INFO L225 Difference]: With dead ends: 4377 [2022-03-15 15:01:46,175 INFO L226 Difference]: Without dead ends: 4377 [2022-03-15 15:01:46,175 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:46,175 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2593 mSDsluCounter, 1283 mSDsCounter, 0 mSdLazyCounter, 1085 mSolverCounterSat, 545 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2593 SdHoareTripleChecker+Valid, 1531 SdHoareTripleChecker+Invalid, 1630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 545 IncrementalHoareTripleChecker+Valid, 1085 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:46,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2593 Valid, 1531 Invalid, 1630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [545 Valid, 1085 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:01:46,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4377 states. [2022-03-15 15:01:46,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4377 to 3464. [2022-03-15 15:01:46,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3464 states, 3460 states have (on average 2.6557803468208094) internal successors, (9189), 3463 states have internal predecessors, (9189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:46,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3464 states and 9189 transitions. [2022-03-15 15:01:46,226 INFO L78 Accepts]: Start accepts. Automaton has 3464 states and 9189 transitions. Word has length 94 [2022-03-15 15:01:46,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:46,226 INFO L470 AbstractCegarLoop]: Abstraction has 3464 states and 9189 transitions. [2022-03-15 15:01:46,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:46,226 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 9189 transitions. [2022-03-15 15:01:46,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:46,229 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:46,229 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:46,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-15 15:01:46,229 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:46,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:46,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1263906608, now seen corresponding path program 7 times [2022-03-15 15:01:46,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:46,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877705236] [2022-03-15 15:01:46,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:46,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:46,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:46,806 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:46,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877705236] [2022-03-15 15:01:46,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877705236] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:46,807 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:46,807 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:46,807 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399143327] [2022-03-15 15:01:46,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:46,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:46,807 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:46,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:46,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:46,807 INFO L87 Difference]: Start difference. First operand 3464 states and 9189 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:48,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:48,232 INFO L93 Difference]: Finished difference Result 4899 states and 12160 transitions. [2022-03-15 15:01:48,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:01:48,232 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:48,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:48,241 INFO L225 Difference]: With dead ends: 4899 [2022-03-15 15:01:48,241 INFO L226 Difference]: Without dead ends: 4899 [2022-03-15 15:01:48,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:01:48,241 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 2535 mSDsluCounter, 1143 mSDsCounter, 0 mSdLazyCounter, 1022 mSolverCounterSat, 602 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2535 SdHoareTripleChecker+Valid, 1477 SdHoareTripleChecker+Invalid, 1624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 602 IncrementalHoareTripleChecker+Valid, 1022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:48,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2535 Valid, 1477 Invalid, 1624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [602 Valid, 1022 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:01:48,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4899 states. [2022-03-15 15:01:48,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4899 to 3515. [2022-03-15 15:01:48,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3515 states, 3511 states have (on average 2.6582170321845626) internal successors, (9333), 3514 states have internal predecessors, (9333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:48,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 9333 transitions. [2022-03-15 15:01:48,336 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 9333 transitions. Word has length 94 [2022-03-15 15:01:48,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:48,336 INFO L470 AbstractCegarLoop]: Abstraction has 3515 states and 9333 transitions. [2022-03-15 15:01:48,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:48,336 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 9333 transitions. [2022-03-15 15:01:48,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:48,339 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:48,340 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:48,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-15 15:01:48,340 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:48,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:48,341 INFO L85 PathProgramCache]: Analyzing trace with hash -151811020, now seen corresponding path program 8 times [2022-03-15 15:01:48,341 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:48,341 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480101905] [2022-03-15 15:01:48,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:48,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:48,939 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:48,939 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480101905] [2022-03-15 15:01:48,939 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480101905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:48,939 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:48,939 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:48,939 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512117096] [2022-03-15 15:01:48,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:48,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:48,940 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:48,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:48,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:48,940 INFO L87 Difference]: Start difference. First operand 3515 states and 9333 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:50,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:50,099 INFO L93 Difference]: Finished difference Result 4954 states and 12309 transitions. [2022-03-15 15:01:50,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:01:50,099 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:50,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:50,107 INFO L225 Difference]: With dead ends: 4954 [2022-03-15 15:01:50,107 INFO L226 Difference]: Without dead ends: 4954 [2022-03-15 15:01:50,107 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:01:50,108 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 2520 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 1190 mSolverCounterSat, 596 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2520 SdHoareTripleChecker+Valid, 1678 SdHoareTripleChecker+Invalid, 1786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 596 IncrementalHoareTripleChecker+Valid, 1190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:50,108 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2520 Valid, 1678 Invalid, 1786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [596 Valid, 1190 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:01:50,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4954 states. [2022-03-15 15:01:50,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4954 to 3526. [2022-03-15 15:01:50,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3526 states, 3522 states have (on average 2.659000567859171) internal successors, (9365), 3525 states have internal predecessors, (9365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:50,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 3526 states and 9365 transitions. [2022-03-15 15:01:50,160 INFO L78 Accepts]: Start accepts. Automaton has 3526 states and 9365 transitions. Word has length 94 [2022-03-15 15:01:50,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:50,160 INFO L470 AbstractCegarLoop]: Abstraction has 3526 states and 9365 transitions. [2022-03-15 15:01:50,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:50,160 INFO L276 IsEmpty]: Start isEmpty. Operand 3526 states and 9365 transitions. [2022-03-15 15:01:50,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:50,163 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:50,163 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:50,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-15 15:01:50,163 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:50,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:50,164 INFO L85 PathProgramCache]: Analyzing trace with hash 677242506, now seen corresponding path program 9 times [2022-03-15 15:01:50,164 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:50,164 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492709326] [2022-03-15 15:01:50,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:50,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:51,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:51,000 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:51,000 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492709326] [2022-03-15 15:01:51,001 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492709326] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:51,001 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:51,001 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:51,001 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370044781] [2022-03-15 15:01:51,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:51,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:51,001 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:51,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:51,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:51,001 INFO L87 Difference]: Start difference. First operand 3526 states and 9365 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:52,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:52,218 INFO L93 Difference]: Finished difference Result 4899 states and 12160 transitions. [2022-03-15 15:01:52,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:52,218 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:52,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:52,225 INFO L225 Difference]: With dead ends: 4899 [2022-03-15 15:01:52,225 INFO L226 Difference]: Without dead ends: 4899 [2022-03-15 15:01:52,226 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:52,226 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 2185 mSDsluCounter, 1533 mSDsCounter, 0 mSdLazyCounter, 1301 mSolverCounterSat, 508 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2185 SdHoareTripleChecker+Valid, 1849 SdHoareTripleChecker+Invalid, 1809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 508 IncrementalHoareTripleChecker+Valid, 1301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:52,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2185 Valid, 1849 Invalid, 1809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [508 Valid, 1301 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:01:52,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4899 states. [2022-03-15 15:01:52,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4899 to 3537. [2022-03-15 15:01:52,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3537 states, 3533 states have (on average 2.6597792244551375) internal successors, (9397), 3536 states have internal predecessors, (9397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:52,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 3537 states and 9397 transitions. [2022-03-15 15:01:52,271 INFO L78 Accepts]: Start accepts. Automaton has 3537 states and 9397 transitions. Word has length 94 [2022-03-15 15:01:52,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:52,271 INFO L470 AbstractCegarLoop]: Abstraction has 3537 states and 9397 transitions. [2022-03-15 15:01:52,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:52,271 INFO L276 IsEmpty]: Start isEmpty. Operand 3537 states and 9397 transitions. [2022-03-15 15:01:52,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:52,273 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:52,273 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:52,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-15 15:01:52,273 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:52,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:52,274 INFO L85 PathProgramCache]: Analyzing trace with hash 542351586, now seen corresponding path program 10 times [2022-03-15 15:01:52,274 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:52,274 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621653287] [2022-03-15 15:01:52,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:52,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:53,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:53,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:53,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621653287] [2022-03-15 15:01:53,389 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621653287] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:53,389 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:53,389 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:53,389 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736802308] [2022-03-15 15:01:53,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:53,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:53,389 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:53,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:53,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:53,389 INFO L87 Difference]: Start difference. First operand 3537 states and 9397 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:54,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:54,567 INFO L93 Difference]: Finished difference Result 4509 states and 11381 transitions. [2022-03-15 15:01:54,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:54,568 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:54,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:54,574 INFO L225 Difference]: With dead ends: 4509 [2022-03-15 15:01:54,574 INFO L226 Difference]: Without dead ends: 4509 [2022-03-15 15:01:54,574 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:54,575 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2100 mSDsluCounter, 1280 mSDsCounter, 0 mSdLazyCounter, 1004 mSolverCounterSat, 471 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2100 SdHoareTripleChecker+Valid, 1530 SdHoareTripleChecker+Invalid, 1475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 471 IncrementalHoareTripleChecker+Valid, 1004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:54,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2100 Valid, 1530 Invalid, 1475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [471 Valid, 1004 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:01:54,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4509 states. [2022-03-15 15:01:54,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4509 to 3515. [2022-03-15 15:01:54,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3515 states, 3511 states have (on average 2.6582170321845626) internal successors, (9333), 3514 states have internal predecessors, (9333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:54,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 9333 transitions. [2022-03-15 15:01:54,619 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 9333 transitions. Word has length 94 [2022-03-15 15:01:54,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:54,620 INFO L470 AbstractCegarLoop]: Abstraction has 3515 states and 9333 transitions. [2022-03-15 15:01:54,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:54,620 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 9333 transitions. [2022-03-15 15:01:54,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:54,622 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:54,622 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:54,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-15 15:01:54,623 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:54,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:54,629 INFO L85 PathProgramCache]: Analyzing trace with hash 440550076, now seen corresponding path program 11 times [2022-03-15 15:01:54,629 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:54,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468235417] [2022-03-15 15:01:54,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:54,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:55,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:55,043 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:55,043 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468235417] [2022-03-15 15:01:55,043 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468235417] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:55,043 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:55,043 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:55,043 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690145571] [2022-03-15 15:01:55,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:55,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:55,044 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:55,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:55,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:55,044 INFO L87 Difference]: Start difference. First operand 3515 states and 9333 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:55,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:55,877 INFO L93 Difference]: Finished difference Result 4430 states and 11157 transitions. [2022-03-15 15:01:55,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:55,878 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:55,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:55,884 INFO L225 Difference]: With dead ends: 4430 [2022-03-15 15:01:55,885 INFO L226 Difference]: Without dead ends: 4430 [2022-03-15 15:01:55,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:55,886 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1521 mSDsluCounter, 1129 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1521 SdHoareTripleChecker+Valid, 1428 SdHoareTripleChecker+Invalid, 1142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:55,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1521 Valid, 1428 Invalid, 1142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:01:55,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2022-03-15 15:01:55,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 3535. [2022-03-15 15:01:55,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3535 states, 3531 states have (on average 2.6590201076182383) internal successors, (9389), 3534 states have internal predecessors, (9389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:55,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 3535 states and 9389 transitions. [2022-03-15 15:01:55,935 INFO L78 Accepts]: Start accepts. Automaton has 3535 states and 9389 transitions. Word has length 94 [2022-03-15 15:01:55,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:55,935 INFO L470 AbstractCegarLoop]: Abstraction has 3535 states and 9389 transitions. [2022-03-15 15:01:55,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:55,935 INFO L276 IsEmpty]: Start isEmpty. Operand 3535 states and 9389 transitions. [2022-03-15 15:01:55,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:55,938 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:55,938 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:55,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-15 15:01:55,938 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:55,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:55,939 INFO L85 PathProgramCache]: Analyzing trace with hash 436946326, now seen corresponding path program 12 times [2022-03-15 15:01:55,939 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:55,939 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688780299] [2022-03-15 15:01:55,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:55,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:56,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:56,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:56,318 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688780299] [2022-03-15 15:01:56,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688780299] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:56,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:56,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:56,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062740168] [2022-03-15 15:01:56,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:56,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:56,319 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:56,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:56,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:56,319 INFO L87 Difference]: Start difference. First operand 3535 states and 9389 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:57,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:57,258 INFO L93 Difference]: Finished difference Result 4403 states and 11094 transitions. [2022-03-15 15:01:57,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:57,259 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:57,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:57,265 INFO L225 Difference]: With dead ends: 4403 [2022-03-15 15:01:57,265 INFO L226 Difference]: Without dead ends: 4403 [2022-03-15 15:01:57,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:57,266 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1433 mSDsluCounter, 1430 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 1727 SdHoareTripleChecker+Invalid, 1280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:57,266 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 1727 Invalid, 1280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1117 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:01:57,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4403 states. [2022-03-15 15:01:57,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4403 to 3545. [2022-03-15 15:01:57,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3545 states, 3541 states have (on average 2.6594182434340583) internal successors, (9417), 3544 states have internal predecessors, (9417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:57,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 3545 states and 9417 transitions. [2022-03-15 15:01:57,314 INFO L78 Accepts]: Start accepts. Automaton has 3545 states and 9417 transitions. Word has length 94 [2022-03-15 15:01:57,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:57,314 INFO L470 AbstractCegarLoop]: Abstraction has 3545 states and 9417 transitions. [2022-03-15 15:01:57,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:57,314 INFO L276 IsEmpty]: Start isEmpty. Operand 3545 states and 9417 transitions. [2022-03-15 15:01:57,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:57,317 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:57,317 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:57,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-15 15:01:57,317 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:57,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:57,317 INFO L85 PathProgramCache]: Analyzing trace with hash 436806826, now seen corresponding path program 13 times [2022-03-15 15:01:57,318 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:57,318 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634586209] [2022-03-15 15:01:57,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:57,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:57,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:57,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:57,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634586209] [2022-03-15 15:01:57,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634586209] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:57,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:57,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:57,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052375337] [2022-03-15 15:01:57,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:57,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:57,820 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:57,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:57,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:57,820 INFO L87 Difference]: Start difference. First operand 3545 states and 9417 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:58,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:58,802 INFO L93 Difference]: Finished difference Result 4079 states and 10485 transitions. [2022-03-15 15:01:58,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:58,802 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:01:58,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:58,807 INFO L225 Difference]: With dead ends: 4079 [2022-03-15 15:01:58,807 INFO L226 Difference]: Without dead ends: 4079 [2022-03-15 15:01:58,808 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:58,808 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1483 mSDsluCounter, 1320 mSDsCounter, 0 mSdLazyCounter, 1076 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1483 SdHoareTripleChecker+Valid, 1619 SdHoareTripleChecker+Invalid, 1186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1076 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:58,808 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1483 Valid, 1619 Invalid, 1186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1076 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:01:58,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4079 states. [2022-03-15 15:01:58,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4079 to 3515. [2022-03-15 15:01:58,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3515 states, 3511 states have (on average 2.6582170321845626) internal successors, (9333), 3514 states have internal predecessors, (9333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:58,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 9333 transitions. [2022-03-15 15:01:58,846 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 9333 transitions. Word has length 94 [2022-03-15 15:01:58,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:58,846 INFO L470 AbstractCegarLoop]: Abstraction has 3515 states and 9333 transitions. [2022-03-15 15:01:58,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:58,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 9333 transitions. [2022-03-15 15:01:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:01:58,849 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:58,849 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:58,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-15 15:01:58,849 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:01:58,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:58,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1991574536, now seen corresponding path program 14 times [2022-03-15 15:01:58,849 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:58,849 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775389640] [2022-03-15 15:01:58,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:58,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:59,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:59,425 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:59,425 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775389640] [2022-03-15 15:01:59,425 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775389640] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:59,425 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:59,425 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:59,425 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111067981] [2022-03-15 15:01:59,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:59,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:59,425 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:59,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:59,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:59,426 INFO L87 Difference]: Start difference. First operand 3515 states and 9333 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:00,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:00,486 INFO L93 Difference]: Finished difference Result 4615 states and 11738 transitions. [2022-03-15 15:02:00,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:00,486 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:00,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:00,492 INFO L225 Difference]: With dead ends: 4615 [2022-03-15 15:02:00,492 INFO L226 Difference]: Without dead ends: 4615 [2022-03-15 15:02:00,492 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:00,492 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1714 mSDsluCounter, 1512 mSDsCounter, 0 mSdLazyCounter, 1169 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1714 SdHoareTripleChecker+Valid, 1805 SdHoareTripleChecker+Invalid, 1460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:00,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1714 Valid, 1805 Invalid, 1460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1169 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:00,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4615 states. [2022-03-15 15:02:00,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4615 to 3526. [2022-03-15 15:02:00,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3526 states, 3522 states have (on average 2.659000567859171) internal successors, (9365), 3525 states have internal predecessors, (9365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:00,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 3526 states and 9365 transitions. [2022-03-15 15:02:00,544 INFO L78 Accepts]: Start accepts. Automaton has 3526 states and 9365 transitions. Word has length 94 [2022-03-15 15:02:00,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:00,544 INFO L470 AbstractCegarLoop]: Abstraction has 3526 states and 9365 transitions. [2022-03-15 15:02:00,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:00,544 INFO L276 IsEmpty]: Start isEmpty. Operand 3526 states and 9365 transitions. [2022-03-15 15:02:00,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:00,547 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:00,547 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:00,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-15 15:02:00,547 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:00,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:00,547 INFO L85 PathProgramCache]: Analyzing trace with hash 887675132, now seen corresponding path program 15 times [2022-03-15 15:02:00,547 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:00,547 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960715855] [2022-03-15 15:02:00,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:00,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:00,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:01,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:01,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:01,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960715855] [2022-03-15 15:02:01,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960715855] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:01,157 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:01,157 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:01,157 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343774193] [2022-03-15 15:02:01,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:01,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:01,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:01,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:01,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:01,158 INFO L87 Difference]: Start difference. First operand 3526 states and 9365 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:02,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:02,160 INFO L93 Difference]: Finished difference Result 4553 states and 11584 transitions. [2022-03-15 15:02:02,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:02,161 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:02,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:02,167 INFO L225 Difference]: With dead ends: 4553 [2022-03-15 15:02:02,167 INFO L226 Difference]: Without dead ends: 4553 [2022-03-15 15:02:02,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:02,167 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 2007 mSDsluCounter, 1270 mSDsCounter, 0 mSdLazyCounter, 1050 mSolverCounterSat, 362 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2007 SdHoareTripleChecker+Valid, 1563 SdHoareTripleChecker+Invalid, 1412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 362 IncrementalHoareTripleChecker+Valid, 1050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:02,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2007 Valid, 1563 Invalid, 1412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [362 Valid, 1050 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:02:02,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4553 states. [2022-03-15 15:02:02,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4553 to 3537. [2022-03-15 15:02:02,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3537 states, 3533 states have (on average 2.6597792244551375) internal successors, (9397), 3536 states have internal predecessors, (9397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:02,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 3537 states and 9397 transitions. [2022-03-15 15:02:02,212 INFO L78 Accepts]: Start accepts. Automaton has 3537 states and 9397 transitions. Word has length 94 [2022-03-15 15:02:02,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:02,212 INFO L470 AbstractCegarLoop]: Abstraction has 3537 states and 9397 transitions. [2022-03-15 15:02:02,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:02,212 INFO L276 IsEmpty]: Start isEmpty. Operand 3537 states and 9397 transitions. [2022-03-15 15:02:02,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:02,215 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:02,215 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:02,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-15 15:02:02,215 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:02,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:02,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1716728658, now seen corresponding path program 16 times [2022-03-15 15:02:02,215 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:02,216 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017749912] [2022-03-15 15:02:02,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:02,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:02,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:03,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:03,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:03,016 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017749912] [2022-03-15 15:02:03,016 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017749912] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:03,016 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:03,016 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:03,016 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283016089] [2022-03-15 15:02:03,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:03,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:03,016 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:03,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:03,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:03,017 INFO L87 Difference]: Start difference. First operand 3537 states and 9397 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:04,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:04,074 INFO L93 Difference]: Finished difference Result 4443 states and 11286 transitions. [2022-03-15 15:02:04,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:04,074 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:04,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:04,081 INFO L225 Difference]: With dead ends: 4443 [2022-03-15 15:02:04,081 INFO L226 Difference]: Without dead ends: 4443 [2022-03-15 15:02:04,081 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:04,081 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 2054 mSDsluCounter, 1355 mSDsCounter, 0 mSdLazyCounter, 1131 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2054 SdHoareTripleChecker+Valid, 1646 SdHoareTripleChecker+Invalid, 1441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 1131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:04,081 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2054 Valid, 1646 Invalid, 1441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 1131 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:02:04,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4443 states. [2022-03-15 15:02:04,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4443 to 3548. [2022-03-15 15:02:04,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3548 states, 3544 states have (on average 2.660553047404063) internal successors, (9429), 3547 states have internal predecessors, (9429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:04,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 3548 states and 9429 transitions. [2022-03-15 15:02:04,128 INFO L78 Accepts]: Start accepts. Automaton has 3548 states and 9429 transitions. Word has length 94 [2022-03-15 15:02:04,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:04,128 INFO L470 AbstractCegarLoop]: Abstraction has 3548 states and 9429 transitions. [2022-03-15 15:02:04,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:04,128 INFO L276 IsEmpty]: Start isEmpty. Operand 3548 states and 9429 transitions. [2022-03-15 15:02:04,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:04,131 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:04,131 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:04,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-15 15:02:04,131 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:04,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:04,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1581837738, now seen corresponding path program 17 times [2022-03-15 15:02:04,131 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:04,131 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179111292] [2022-03-15 15:02:04,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:04,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:05,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:05,325 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:05,325 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179111292] [2022-03-15 15:02:05,325 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179111292] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:05,325 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:05,325 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:05,325 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226394989] [2022-03-15 15:02:05,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:05,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:05,325 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:05,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:05,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:05,326 INFO L87 Difference]: Start difference. First operand 3548 states and 9429 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:06,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:06,698 INFO L93 Difference]: Finished difference Result 4053 states and 10507 transitions. [2022-03-15 15:02:06,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:06,698 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:06,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:06,704 INFO L225 Difference]: With dead ends: 4053 [2022-03-15 15:02:06,704 INFO L226 Difference]: Without dead ends: 4053 [2022-03-15 15:02:06,704 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:06,705 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1885 mSDsluCounter, 1580 mSDsCounter, 0 mSdLazyCounter, 1211 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1885 SdHoareTripleChecker+Valid, 1834 SdHoareTripleChecker+Invalid, 1437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 1211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:06,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1885 Valid, 1834 Invalid, 1437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1211 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:02:06,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4053 states. [2022-03-15 15:02:06,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4053 to 3515. [2022-03-15 15:02:06,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3515 states, 3511 states have (on average 2.6582170321845626) internal successors, (9333), 3514 states have internal predecessors, (9333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:06,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 9333 transitions. [2022-03-15 15:02:06,751 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 9333 transitions. Word has length 94 [2022-03-15 15:02:06,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:06,751 INFO L470 AbstractCegarLoop]: Abstraction has 3515 states and 9333 transitions. [2022-03-15 15:02:06,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:06,751 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 9333 transitions. [2022-03-15 15:02:06,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:06,754 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:06,754 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:06,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-15 15:02:06,754 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:06,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:06,755 INFO L85 PathProgramCache]: Analyzing trace with hash 895979440, now seen corresponding path program 18 times [2022-03-15 15:02:06,755 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:06,755 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476487474] [2022-03-15 15:02:06,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:06,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:06,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:07,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:07,524 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:07,525 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476487474] [2022-03-15 15:02:07,525 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476487474] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:07,525 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:07,525 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:07,525 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712980996] [2022-03-15 15:02:07,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:07,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:07,525 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:07,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:07,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:07,525 INFO L87 Difference]: Start difference. First operand 3515 states and 9333 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:08,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:08,905 INFO L93 Difference]: Finished difference Result 4496 states and 11360 transitions. [2022-03-15 15:02:08,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:08,906 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:08,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:08,912 INFO L225 Difference]: With dead ends: 4496 [2022-03-15 15:02:08,912 INFO L226 Difference]: Without dead ends: 4496 [2022-03-15 15:02:08,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:08,913 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1432 mSDsluCounter, 1519 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 1828 SdHoareTripleChecker+Invalid, 1597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:08,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 1828 Invalid, 1597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:02:08,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2022-03-15 15:02:08,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 3614. [2022-03-15 15:02:08,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3614 states, 3610 states have (on average 2.6650969529085873) internal successors, (9621), 3613 states have internal predecessors, (9621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:08,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 3614 states and 9621 transitions. [2022-03-15 15:02:08,959 INFO L78 Accepts]: Start accepts. Automaton has 3614 states and 9621 transitions. Word has length 94 [2022-03-15 15:02:08,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:08,959 INFO L470 AbstractCegarLoop]: Abstraction has 3614 states and 9621 transitions. [2022-03-15 15:02:08,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:08,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 9621 transitions. [2022-03-15 15:02:08,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:08,962 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:08,962 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:08,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-15 15:02:08,963 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:08,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:08,963 INFO L85 PathProgramCache]: Analyzing trace with hash 725513784, now seen corresponding path program 19 times [2022-03-15 15:02:08,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:08,963 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023973936] [2022-03-15 15:02:08,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:08,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:09,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:09,534 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:09,534 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023973936] [2022-03-15 15:02:09,534 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023973936] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:09,534 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:09,534 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:09,534 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925197995] [2022-03-15 15:02:09,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:09,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:09,535 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:09,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:09,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:09,535 INFO L87 Difference]: Start difference. First operand 3614 states and 9621 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:10,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:10,453 INFO L93 Difference]: Finished difference Result 4930 states and 12267 transitions. [2022-03-15 15:02:10,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:10,453 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:10,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:10,460 INFO L225 Difference]: With dead ends: 4930 [2022-03-15 15:02:10,460 INFO L226 Difference]: Without dead ends: 4930 [2022-03-15 15:02:10,461 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:10,461 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1589 mSDsluCounter, 1006 mSDsCounter, 0 mSdLazyCounter, 1007 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1589 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 1298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:10,461 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1589 Valid, 1365 Invalid, 1298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1007 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:02:10,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4930 states. [2022-03-15 15:02:10,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4930 to 3625. [2022-03-15 15:02:10,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3625 states, 3621 states have (on average 2.6658381662524167) internal successors, (9653), 3624 states have internal predecessors, (9653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:10,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-15 15:02:10,508 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-15 15:02:10,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:10,508 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-15 15:02:10,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:10,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-15 15:02:10,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:10,511 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:10,511 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:10,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-15 15:02:10,511 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:10,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:10,511 INFO L85 PathProgramCache]: Analyzing trace with hash 590622864, now seen corresponding path program 20 times [2022-03-15 15:02:10,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:10,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342895022] [2022-03-15 15:02:10,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:10,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:11,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:11,315 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:11,315 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342895022] [2022-03-15 15:02:11,315 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342895022] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:11,315 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:11,315 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:11,315 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432950278] [2022-03-15 15:02:11,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:11,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:11,315 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:11,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:11,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:11,315 INFO L87 Difference]: Start difference. First operand 3625 states and 9653 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:12,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:12,514 INFO L93 Difference]: Finished difference Result 4595 states and 11637 transitions. [2022-03-15 15:02:12,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:12,514 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:12,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:12,521 INFO L225 Difference]: With dead ends: 4595 [2022-03-15 15:02:12,521 INFO L226 Difference]: Without dead ends: 4595 [2022-03-15 15:02:12,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:12,522 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1656 mSDsluCounter, 1338 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1656 SdHoareTripleChecker+Valid, 1654 SdHoareTripleChecker+Invalid, 1518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:12,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1656 Valid, 1654 Invalid, 1518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:02:12,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4595 states. [2022-03-15 15:02:12,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4595 to 3603. [2022-03-15 15:02:12,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3599 states have (on average 2.664351208669075) internal successors, (9589), 3602 states have internal predecessors, (9589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:12,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 9589 transitions. [2022-03-15 15:02:12,570 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 9589 transitions. Word has length 94 [2022-03-15 15:02:12,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:12,570 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 9589 transitions. [2022-03-15 15:02:12,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:12,570 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 9589 transitions. [2022-03-15 15:02:12,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:12,573 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:12,573 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:12,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-15 15:02:12,573 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:12,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:12,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1257050492, now seen corresponding path program 21 times [2022-03-15 15:02:12,573 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:12,573 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296122593] [2022-03-15 15:02:12,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:12,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:13,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:13,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:13,162 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296122593] [2022-03-15 15:02:13,163 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296122593] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:13,163 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:13,163 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:13,163 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174912376] [2022-03-15 15:02:13,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:13,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:13,163 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:13,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:13,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:13,163 INFO L87 Difference]: Start difference. First operand 3603 states and 9589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:14,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:14,587 INFO L93 Difference]: Finished difference Result 4562 states and 11552 transitions. [2022-03-15 15:02:14,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:14,587 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:14,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:14,595 INFO L225 Difference]: With dead ends: 4562 [2022-03-15 15:02:14,595 INFO L226 Difference]: Without dead ends: 4562 [2022-03-15 15:02:14,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:14,595 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1341 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1341 SdHoareTripleChecker+Valid, 2195 SdHoareTripleChecker+Invalid, 1842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:14,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1341 Valid, 2195 Invalid, 1842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:02:14,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4562 states. [2022-03-15 15:02:14,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4562 to 3625. [2022-03-15 15:02:14,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3625 states, 3621 states have (on average 2.6658381662524167) internal successors, (9653), 3624 states have internal predecessors, (9653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:14,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-15 15:02:14,649 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-15 15:02:14,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:14,649 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-15 15:02:14,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:14,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-15 15:02:14,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:14,652 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:14,652 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:14,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-15 15:02:14,652 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:14,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:14,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1427516148, now seen corresponding path program 22 times [2022-03-15 15:02:14,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:14,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930197562] [2022-03-15 15:02:14,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:14,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:15,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:15,117 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:15,117 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930197562] [2022-03-15 15:02:15,117 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930197562] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:15,117 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:15,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:15,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704025732] [2022-03-15 15:02:15,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:15,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:15,118 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:15,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:15,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:15,118 INFO L87 Difference]: Start difference. First operand 3625 states and 9653 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:16,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:16,537 INFO L93 Difference]: Finished difference Result 5117 states and 12778 transitions. [2022-03-15 15:02:16,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:02:16,537 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:16,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:16,544 INFO L225 Difference]: With dead ends: 5117 [2022-03-15 15:02:16,545 INFO L226 Difference]: Without dead ends: 5117 [2022-03-15 15:02:16,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=381, Invalid=809, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:02:16,545 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1478 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1746 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1478 SdHoareTripleChecker+Valid, 2248 SdHoareTripleChecker+Invalid, 1979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 1746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:16,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1478 Valid, 2248 Invalid, 1979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 1746 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:02:16,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5117 states. [2022-03-15 15:02:16,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5117 to 3636. [2022-03-15 15:02:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3636 states, 3632 states have (on average 2.6665748898678414) internal successors, (9685), 3635 states have internal predecessors, (9685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-15 15:02:16,632 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-15 15:02:16,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:16,632 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-15 15:02:16,632 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:16,632 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-15 15:02:16,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:16,635 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:16,635 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:16,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-15 15:02:16,635 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:16,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:16,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1562407068, now seen corresponding path program 23 times [2022-03-15 15:02:16,636 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:16,636 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249202651] [2022-03-15 15:02:16,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:16,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:17,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:17,316 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:17,316 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249202651] [2022-03-15 15:02:17,316 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249202651] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:17,316 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:17,316 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:17,316 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265135974] [2022-03-15 15:02:17,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:17,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:17,316 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:17,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:17,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:17,317 INFO L87 Difference]: Start difference. First operand 3636 states and 9685 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:18,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:18,533 INFO L93 Difference]: Finished difference Result 4694 states and 11914 transitions. [2022-03-15 15:02:18,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:18,534 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:18,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:18,540 INFO L225 Difference]: With dead ends: 4694 [2022-03-15 15:02:18,540 INFO L226 Difference]: Without dead ends: 4694 [2022-03-15 15:02:18,540 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:18,540 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1409 mSDsluCounter, 1458 mSDsCounter, 0 mSdLazyCounter, 1336 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1409 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:18,540 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1409 Valid, 1776 Invalid, 1544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1336 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:02:18,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4694 states. [2022-03-15 15:02:18,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4694 to 3614. [2022-03-15 15:02:18,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3614 states, 3610 states have (on average 2.6650969529085873) internal successors, (9621), 3613 states have internal predecessors, (9621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:18,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 3614 states and 9621 transitions. [2022-03-15 15:02:18,581 INFO L78 Accepts]: Start accepts. Automaton has 3614 states and 9621 transitions. Word has length 94 [2022-03-15 15:02:18,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:18,581 INFO L470 AbstractCegarLoop]: Abstraction has 3614 states and 9621 transitions. [2022-03-15 15:02:18,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:18,581 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 9621 transitions. [2022-03-15 15:02:18,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:18,583 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:18,584 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:18,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-15 15:02:18,584 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:18,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:18,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1165251588, now seen corresponding path program 24 times [2022-03-15 15:02:18,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:18,584 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286747263] [2022-03-15 15:02:18,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:18,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:19,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:19,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:19,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286747263] [2022-03-15 15:02:19,011 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286747263] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:19,011 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:19,011 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:19,011 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903469271] [2022-03-15 15:02:19,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:19,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:19,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:19,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:19,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:19,011 INFO L87 Difference]: Start difference. First operand 3614 states and 9621 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:20,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:20,338 INFO L93 Difference]: Finished difference Result 5128 states and 12810 transitions. [2022-03-15 15:02:20,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:02:20,338 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:20,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:20,346 INFO L225 Difference]: With dead ends: 5128 [2022-03-15 15:02:20,346 INFO L226 Difference]: Without dead ends: 5128 [2022-03-15 15:02:20,346 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:02:20,346 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1655 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1655 SdHoareTripleChecker+Valid, 2063 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:20,346 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1655 Valid, 2063 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:02:20,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-15 15:02:20,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 3625. [2022-03-15 15:02:20,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3625 states, 3621 states have (on average 2.6658381662524167) internal successors, (9653), 3624 states have internal predecessors, (9653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:20,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-15 15:02:20,395 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-15 15:02:20,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:20,395 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-15 15:02:20,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:20,395 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-15 15:02:20,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:20,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:20,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:20,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-15 15:02:20,398 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:20,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:20,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1994305114, now seen corresponding path program 25 times [2022-03-15 15:02:20,398 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:20,398 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144700657] [2022-03-15 15:02:20,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:20,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:21,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:21,014 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:21,014 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144700657] [2022-03-15 15:02:21,014 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144700657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:21,014 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:21,014 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:21,014 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045459306] [2022-03-15 15:02:21,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:21,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:21,015 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:21,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:21,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:21,015 INFO L87 Difference]: Start difference. First operand 3625 states and 9653 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:22,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:22,373 INFO L93 Difference]: Finished difference Result 5128 states and 12810 transitions. [2022-03-15 15:02:22,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:02:22,373 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:22,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:22,380 INFO L225 Difference]: With dead ends: 5128 [2022-03-15 15:02:22,380 INFO L226 Difference]: Without dead ends: 5128 [2022-03-15 15:02:22,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:02:22,381 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1681 mSDsluCounter, 1482 mSDsCounter, 0 mSdLazyCounter, 1453 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1681 SdHoareTripleChecker+Valid, 1851 SdHoareTripleChecker+Invalid, 1717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:22,381 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1681 Valid, 1851 Invalid, 1717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1453 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:02:22,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-15 15:02:22,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 3636. [2022-03-15 15:02:22,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3636 states, 3632 states have (on average 2.6665748898678414) internal successors, (9685), 3635 states have internal predecessors, (9685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:22,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-15 15:02:22,428 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-15 15:02:22,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:22,428 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-15 15:02:22,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:22,428 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-15 15:02:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:22,431 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:22,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:22,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-15 15:02:22,431 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:22,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:22,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1859414194, now seen corresponding path program 26 times [2022-03-15 15:02:22,431 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:22,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281427708] [2022-03-15 15:02:22,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:22,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:23,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:23,349 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:23,349 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281427708] [2022-03-15 15:02:23,350 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281427708] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:23,350 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:23,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:23,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621481725] [2022-03-15 15:02:23,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:23,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:23,350 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:23,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:23,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:23,350 INFO L87 Difference]: Start difference. First operand 3636 states and 9685 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:24,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:24,691 INFO L93 Difference]: Finished difference Result 4793 states and 12180 transitions. [2022-03-15 15:02:24,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:24,691 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:24,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:24,699 INFO L225 Difference]: With dead ends: 4793 [2022-03-15 15:02:24,699 INFO L226 Difference]: Without dead ends: 4793 [2022-03-15 15:02:24,699 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:24,699 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1544 mSDsluCounter, 1247 mSDsCounter, 0 mSdLazyCounter, 1180 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1544 SdHoareTripleChecker+Valid, 1570 SdHoareTripleChecker+Invalid, 1396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 1180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:24,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1544 Valid, 1570 Invalid, 1396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1180 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:02:24,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4793 states. [2022-03-15 15:02:24,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4793 to 3603. [2022-03-15 15:02:24,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3599 states have (on average 2.664351208669075) internal successors, (9589), 3602 states have internal predecessors, (9589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:24,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 9589 transitions. [2022-03-15 15:02:24,753 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 9589 transitions. Word has length 94 [2022-03-15 15:02:24,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:24,753 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 9589 transitions. [2022-03-15 15:02:24,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:24,753 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 9589 transitions. [2022-03-15 15:02:24,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:24,756 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:24,756 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:24,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-15 15:02:24,756 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:24,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:24,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1151001256, now seen corresponding path program 27 times [2022-03-15 15:02:24,757 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:24,757 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773544109] [2022-03-15 15:02:24,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:24,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:25,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:25,444 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:25,444 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773544109] [2022-03-15 15:02:25,444 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773544109] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:25,444 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:25,444 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:25,444 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129591219] [2022-03-15 15:02:25,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:25,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:25,444 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:25,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:25,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:25,445 INFO L87 Difference]: Start difference. First operand 3603 states and 9589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:26,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:26,693 INFO L93 Difference]: Finished difference Result 4518 states and 11424 transitions. [2022-03-15 15:02:26,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:26,693 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:26,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:26,700 INFO L225 Difference]: With dead ends: 4518 [2022-03-15 15:02:26,700 INFO L226 Difference]: Without dead ends: 4518 [2022-03-15 15:02:26,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:26,700 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1371 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1371 SdHoareTripleChecker+Valid, 1642 SdHoareTripleChecker+Invalid, 1447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:26,701 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1371 Valid, 1642 Invalid, 1447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:02:26,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-03-15 15:02:26,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3636. [2022-03-15 15:02:26,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3636 states, 3632 states have (on average 2.6665748898678414) internal successors, (9685), 3635 states have internal predecessors, (9685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:26,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-15 15:02:26,754 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-15 15:02:26,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:26,754 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-15 15:02:26,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:26,754 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-15 15:02:26,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:26,757 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:26,757 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:26,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-15 15:02:26,757 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:26,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:26,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1321466912, now seen corresponding path program 28 times [2022-03-15 15:02:26,758 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:26,758 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246147392] [2022-03-15 15:02:26,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:26,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:27,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:27,400 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:27,400 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246147392] [2022-03-15 15:02:27,400 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246147392] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:27,400 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:27,400 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:27,400 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392831857] [2022-03-15 15:02:27,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:27,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:27,400 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:27,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:27,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:27,401 INFO L87 Difference]: Start difference. First operand 3636 states and 9685 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:28,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:28,712 INFO L93 Difference]: Finished difference Result 4985 states and 12416 transitions. [2022-03-15 15:02:28,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:28,712 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:28,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:28,720 INFO L225 Difference]: With dead ends: 4985 [2022-03-15 15:02:28,720 INFO L226 Difference]: Without dead ends: 4985 [2022-03-15 15:02:28,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:28,721 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1468 mSDsluCounter, 1373 mSDsCounter, 0 mSdLazyCounter, 1321 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1468 SdHoareTripleChecker+Valid, 1724 SdHoareTripleChecker+Invalid, 1556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 1321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:28,721 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1468 Valid, 1724 Invalid, 1556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 1321 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:02:28,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4985 states. [2022-03-15 15:02:28,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4985 to 3647. [2022-03-15 15:02:28,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 3643 states have (on average 2.6673071644249244) internal successors, (9717), 3646 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:28,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-15 15:02:28,782 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-15 15:02:28,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:28,782 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-15 15:02:28,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:28,783 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-15 15:02:28,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:28,786 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:28,786 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:28,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-15 15:02:28,786 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:28,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:28,786 INFO L85 PathProgramCache]: Analyzing trace with hash -1456357832, now seen corresponding path program 29 times [2022-03-15 15:02:28,786 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:28,786 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453896924] [2022-03-15 15:02:28,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:28,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:29,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:29,587 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:29,587 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453896924] [2022-03-15 15:02:29,587 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453896924] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:29,587 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:29,587 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:29,587 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596379798] [2022-03-15 15:02:29,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:29,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:29,587 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:29,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:29,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:29,588 INFO L87 Difference]: Start difference. First operand 3647 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:31,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:31,022 INFO L93 Difference]: Finished difference Result 4650 states and 11786 transitions. [2022-03-15 15:02:31,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:31,023 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:31,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:31,030 INFO L225 Difference]: With dead ends: 4650 [2022-03-15 15:02:31,030 INFO L226 Difference]: Without dead ends: 4650 [2022-03-15 15:02:31,030 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:31,030 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1485 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1455 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1485 SdHoareTripleChecker+Valid, 1915 SdHoareTripleChecker+Invalid, 1632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:31,030 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1485 Valid, 1915 Invalid, 1632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1455 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:02:31,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4650 states. [2022-03-15 15:02:31,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4650 to 3625. [2022-03-15 15:02:31,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3625 states, 3621 states have (on average 2.6658381662524167) internal successors, (9653), 3624 states have internal predecessors, (9653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:31,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-15 15:02:31,078 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-15 15:02:31,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:31,078 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-15 15:02:31,079 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:31,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-15 15:02:31,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:31,081 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:31,081 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:31,081 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-15 15:02:31,081 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:31,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:31,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1271300824, now seen corresponding path program 30 times [2022-03-15 15:02:31,082 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:31,082 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035154475] [2022-03-15 15:02:31,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:31,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:31,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:31,623 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:31,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035154475] [2022-03-15 15:02:31,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035154475] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:31,624 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:31,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:31,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841603862] [2022-03-15 15:02:31,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:31,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:31,624 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:31,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:31,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:31,624 INFO L87 Difference]: Start difference. First operand 3625 states and 9653 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:33,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:33,350 INFO L93 Difference]: Finished difference Result 5293 states and 13246 transitions. [2022-03-15 15:02:33,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:02:33,350 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:33,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:33,358 INFO L225 Difference]: With dead ends: 5293 [2022-03-15 15:02:33,358 INFO L226 Difference]: Without dead ends: 5293 [2022-03-15 15:02:33,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=437, Invalid=895, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:02:33,358 INFO L933 BasicCegarLoop]: 401 mSDtfsCounter, 1503 mSDsluCounter, 1826 mSDsCounter, 0 mSdLazyCounter, 1776 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 2196 SdHoareTripleChecker+Invalid, 1958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:33,358 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 2196 Invalid, 1958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1776 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:02:33,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5293 states. [2022-03-15 15:02:33,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5293 to 3636. [2022-03-15 15:02:33,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3636 states, 3632 states have (on average 2.6665748898678414) internal successors, (9685), 3635 states have internal predecessors, (9685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:33,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-15 15:02:33,415 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-15 15:02:33,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:33,415 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-15 15:02:33,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:33,415 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-15 15:02:33,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:33,418 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:33,418 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:33,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-15 15:02:33,418 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:33,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:33,418 INFO L85 PathProgramCache]: Analyzing trace with hash 2100354350, now seen corresponding path program 31 times [2022-03-15 15:02:33,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:33,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892961486] [2022-03-15 15:02:33,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:33,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:34,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:34,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:34,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892961486] [2022-03-15 15:02:34,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892961486] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:34,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:34,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:34,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115709100] [2022-03-15 15:02:34,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:34,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:34,042 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:34,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:34,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:34,042 INFO L87 Difference]: Start difference. First operand 3636 states and 9685 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:35,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:35,833 INFO L93 Difference]: Finished difference Result 5172 states and 12927 transitions. [2022-03-15 15:02:35,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:02:35,833 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:35,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:35,841 INFO L225 Difference]: With dead ends: 5172 [2022-03-15 15:02:35,842 INFO L226 Difference]: Without dead ends: 5172 [2022-03-15 15:02:35,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:02:35,842 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1417 mSDsluCounter, 1876 mSDsCounter, 0 mSdLazyCounter, 1746 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1417 SdHoareTripleChecker+Valid, 2230 SdHoareTripleChecker+Invalid, 1958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:35,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1417 Valid, 2230 Invalid, 1958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1746 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:02:35,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5172 states. [2022-03-15 15:02:35,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5172 to 3647. [2022-03-15 15:02:35,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 3643 states have (on average 2.6673071644249244) internal successors, (9717), 3646 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:35,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-15 15:02:35,902 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-15 15:02:35,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:35,903 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-15 15:02:35,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:35,903 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-15 15:02:35,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:35,906 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:35,906 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:35,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-15 15:02:35,906 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:35,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:35,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1965463430, now seen corresponding path program 32 times [2022-03-15 15:02:35,907 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:35,907 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286983826] [2022-03-15 15:02:35,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:35,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:36,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:36,982 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:36,982 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286983826] [2022-03-15 15:02:36,982 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286983826] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:36,982 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:36,982 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:36,982 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975364599] [2022-03-15 15:02:36,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:36,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:36,982 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:36,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:36,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:36,982 INFO L87 Difference]: Start difference. First operand 3647 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:38,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:38,735 INFO L93 Difference]: Finished difference Result 4837 states and 12297 transitions. [2022-03-15 15:02:38,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:38,735 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:38,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:38,743 INFO L225 Difference]: With dead ends: 4837 [2022-03-15 15:02:38,743 INFO L226 Difference]: Without dead ends: 4837 [2022-03-15 15:02:38,743 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:38,743 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1152 mSDsluCounter, 1752 mSDsCounter, 0 mSdLazyCounter, 1629 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1152 SdHoareTripleChecker+Valid, 2063 SdHoareTripleChecker+Invalid, 1787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:38,743 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1152 Valid, 2063 Invalid, 1787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1629 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:02:38,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4837 states. [2022-03-15 15:02:38,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4837 to 3614. [2022-03-15 15:02:38,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3614 states, 3610 states have (on average 2.6650969529085873) internal successors, (9621), 3613 states have internal predecessors, (9621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:38,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 3614 states and 9621 transitions. [2022-03-15 15:02:38,798 INFO L78 Accepts]: Start accepts. Automaton has 3614 states and 9621 transitions. Word has length 94 [2022-03-15 15:02:38,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:38,798 INFO L470 AbstractCegarLoop]: Abstraction has 3614 states and 9621 transitions. [2022-03-15 15:02:38,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:38,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 9621 transitions. [2022-03-15 15:02:38,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:38,801 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:38,801 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:38,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-15 15:02:38,801 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:38,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:38,801 INFO L85 PathProgramCache]: Analyzing trace with hash 220610078, now seen corresponding path program 33 times [2022-03-15 15:02:38,801 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:38,801 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542342575] [2022-03-15 15:02:38,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:38,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:39,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:39,364 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:39,364 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542342575] [2022-03-15 15:02:39,364 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542342575] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:39,364 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:39,364 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:39,364 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140781867] [2022-03-15 15:02:39,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:39,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:39,364 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:39,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:39,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:39,365 INFO L87 Difference]: Start difference. First operand 3614 states and 9621 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:40,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:40,951 INFO L93 Difference]: Finished difference Result 5238 states and 13097 transitions. [2022-03-15 15:02:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:02:40,951 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:40,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:40,957 INFO L225 Difference]: With dead ends: 5238 [2022-03-15 15:02:40,957 INFO L226 Difference]: Without dead ends: 5238 [2022-03-15 15:02:40,957 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 15:02:40,958 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 1580 mSDsluCounter, 1794 mSDsCounter, 0 mSdLazyCounter, 1829 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1580 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 2047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:40,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1580 Valid, 2171 Invalid, 2047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1829 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:02:40,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5238 states. [2022-03-15 15:02:40,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5238 to 3625. [2022-03-15 15:02:40,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3625 states, 3621 states have (on average 2.6658381662524167) internal successors, (9653), 3624 states have internal predecessors, (9653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:40,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-15 15:02:41,000 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-15 15:02:41,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:41,000 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-15 15:02:41,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:41,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-15 15:02:41,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:41,003 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:41,003 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:41,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-15 15:02:41,003 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:41,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:41,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1195107550, now seen corresponding path program 34 times [2022-03-15 15:02:41,003 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:41,003 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169221190] [2022-03-15 15:02:41,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:41,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:41,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:41,629 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:41,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169221190] [2022-03-15 15:02:41,629 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169221190] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:41,629 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:41,629 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:41,630 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486761064] [2022-03-15 15:02:41,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:41,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:41,630 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:41,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:41,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:41,630 INFO L87 Difference]: Start difference. First operand 3625 states and 9653 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:43,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:43,260 INFO L93 Difference]: Finished difference Result 5293 states and 13246 transitions. [2022-03-15 15:02:43,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:02:43,260 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:43,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:43,268 INFO L225 Difference]: With dead ends: 5293 [2022-03-15 15:02:43,268 INFO L226 Difference]: Without dead ends: 5293 [2022-03-15 15:02:43,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 15:02:43,268 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 1341 mSDsluCounter, 1723 mSDsCounter, 0 mSdLazyCounter, 1648 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1341 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:43,268 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1341 Valid, 2106 Invalid, 1890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1648 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:02:43,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5293 states. [2022-03-15 15:02:43,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5293 to 3636. [2022-03-15 15:02:43,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3636 states, 3632 states have (on average 2.6665748898678414) internal successors, (9685), 3635 states have internal predecessors, (9685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:43,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-15 15:02:43,320 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-15 15:02:43,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:43,320 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-15 15:02:43,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:43,320 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-15 15:02:43,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:43,323 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:43,323 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:43,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-15 15:02:43,323 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:43,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:43,323 INFO L85 PathProgramCache]: Analyzing trace with hash -366054024, now seen corresponding path program 35 times [2022-03-15 15:02:43,323 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:43,323 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269169292] [2022-03-15 15:02:43,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:43,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:44,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:44,192 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:44,193 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269169292] [2022-03-15 15:02:44,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269169292] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:44,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:44,193 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:44,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396415525] [2022-03-15 15:02:44,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:44,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:44,193 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:44,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:44,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:44,193 INFO L87 Difference]: Start difference. First operand 3636 states and 9685 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:45,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:45,734 INFO L93 Difference]: Finished difference Result 5238 states and 13097 transitions. [2022-03-15 15:02:45,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:45,735 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:45,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:45,742 INFO L225 Difference]: With dead ends: 5238 [2022-03-15 15:02:45,742 INFO L226 Difference]: Without dead ends: 5238 [2022-03-15 15:02:45,743 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:45,743 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1635 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1635 SdHoareTripleChecker+Valid, 1858 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:45,743 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1635 Valid, 1858 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:02:45,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5238 states. [2022-03-15 15:02:45,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5238 to 3647. [2022-03-15 15:02:45,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 3643 states have (on average 2.6673071644249244) internal successors, (9717), 3646 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:45,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-15 15:02:45,794 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-15 15:02:45,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:45,794 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-15 15:02:45,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-15 15:02:45,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:45,797 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:45,797 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:45,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-15 15:02:45,797 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:45,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:45,798 INFO L85 PathProgramCache]: Analyzing trace with hash -500944944, now seen corresponding path program 36 times [2022-03-15 15:02:45,798 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:45,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261810835] [2022-03-15 15:02:45,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:45,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:45,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:46,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:46,844 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:46,844 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261810835] [2022-03-15 15:02:46,844 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261810835] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:46,844 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:46,844 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:46,845 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787278613] [2022-03-15 15:02:46,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:46,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:46,845 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:46,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:46,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:46,846 INFO L87 Difference]: Start difference. First operand 3647 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:48,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:48,057 INFO L93 Difference]: Finished difference Result 4848 states and 12318 transitions. [2022-03-15 15:02:48,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:48,058 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:48,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:48,065 INFO L225 Difference]: With dead ends: 4848 [2022-03-15 15:02:48,065 INFO L226 Difference]: Without dead ends: 4848 [2022-03-15 15:02:48,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:48,065 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1318 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 1396 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1318 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 1586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:48,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1318 Valid, 1776 Invalid, 1586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1396 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:02:48,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4848 states. [2022-03-15 15:02:48,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4848 to 3603. [2022-03-15 15:02:48,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3599 states have (on average 2.664351208669075) internal successors, (9589), 3602 states have internal predecessors, (9589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:48,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 9589 transitions. [2022-03-15 15:02:48,118 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 9589 transitions. Word has length 94 [2022-03-15 15:02:48,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:48,118 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 9589 transitions. [2022-03-15 15:02:48,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:48,118 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 9589 transitions. [2022-03-15 15:02:48,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:48,139 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:48,139 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:48,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-15 15:02:48,139 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:48,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:48,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1591693264, now seen corresponding path program 37 times [2022-03-15 15:02:48,141 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:48,141 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995523705] [2022-03-15 15:02:48,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:48,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:48,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:48,718 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:48,718 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995523705] [2022-03-15 15:02:48,718 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995523705] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:48,718 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:48,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:48,718 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124118985] [2022-03-15 15:02:48,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:48,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:48,718 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:48,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:48,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:48,719 INFO L87 Difference]: Start difference. First operand 3603 states and 9589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:49,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:49,995 INFO L93 Difference]: Finished difference Result 4694 states and 11914 transitions. [2022-03-15 15:02:49,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:49,996 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:49,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:50,002 INFO L225 Difference]: With dead ends: 4694 [2022-03-15 15:02:50,002 INFO L226 Difference]: Without dead ends: 4694 [2022-03-15 15:02:50,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:50,003 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1659 mSDsluCounter, 1156 mSDsCounter, 0 mSdLazyCounter, 1170 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1659 SdHoareTripleChecker+Valid, 1460 SdHoareTripleChecker+Invalid, 1409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 1170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:50,003 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1659 Valid, 1460 Invalid, 1409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 1170 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:02:50,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4694 states. [2022-03-15 15:02:50,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4694 to 3680. [2022-03-15 15:02:50,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3680 states, 3676 states have (on average 2.6694776931447226) internal successors, (9813), 3679 states have internal predecessors, (9813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:50,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 9813 transitions. [2022-03-15 15:02:50,045 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 9813 transitions. Word has length 94 [2022-03-15 15:02:50,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:50,045 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 9813 transitions. [2022-03-15 15:02:50,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:50,045 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 9813 transitions. [2022-03-15 15:02:50,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:50,048 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:50,048 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:50,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-15 15:02:50,048 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:50,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:50,048 INFO L85 PathProgramCache]: Analyzing trace with hash -1762158920, now seen corresponding path program 38 times [2022-03-15 15:02:50,048 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:50,048 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27780047] [2022-03-15 15:02:50,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:50,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:50,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:50,640 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:50,640 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27780047] [2022-03-15 15:02:50,640 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27780047] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:50,640 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:50,640 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:50,640 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170110231] [2022-03-15 15:02:50,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:50,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:50,641 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:50,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:50,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:50,641 INFO L87 Difference]: Start difference. First operand 3680 states and 9813 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:51,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:51,872 INFO L93 Difference]: Finished difference Result 5128 states and 12821 transitions. [2022-03-15 15:02:51,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:51,872 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:51,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:51,880 INFO L225 Difference]: With dead ends: 5128 [2022-03-15 15:02:51,881 INFO L226 Difference]: Without dead ends: 5128 [2022-03-15 15:02:51,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:51,881 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1407 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 327 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1407 SdHoareTripleChecker+Valid, 1282 SdHoareTripleChecker+Invalid, 1336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 327 IncrementalHoareTripleChecker+Valid, 1009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:51,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1407 Valid, 1282 Invalid, 1336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [327 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:02:51,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-15 15:02:51,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 3691. [2022-03-15 15:02:51,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3691 states, 3687 states have (on average 2.6701925684838623) internal successors, (9845), 3690 states have internal predecessors, (9845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:51,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-15 15:02:51,938 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-15 15:02:51,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:51,939 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-15 15:02:51,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:51,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-15 15:02:51,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:51,942 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:51,942 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:51,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-15 15:02:51,942 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:51,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:51,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1897049840, now seen corresponding path program 39 times [2022-03-15 15:02:51,942 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:51,942 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099324673] [2022-03-15 15:02:51,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:51,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:52,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:52,724 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:52,724 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099324673] [2022-03-15 15:02:52,724 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099324673] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:52,724 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:52,724 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:52,724 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350219108] [2022-03-15 15:02:52,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:52,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:52,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:52,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:52,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:52,724 INFO L87 Difference]: Start difference. First operand 3691 states and 9845 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:54,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:54,213 INFO L93 Difference]: Finished difference Result 4793 states and 12191 transitions. [2022-03-15 15:02:54,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:54,213 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:54,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:54,220 INFO L225 Difference]: With dead ends: 4793 [2022-03-15 15:02:54,220 INFO L226 Difference]: Without dead ends: 4793 [2022-03-15 15:02:54,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:54,222 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1108 mSDsluCounter, 1891 mSDsCounter, 0 mSdLazyCounter, 1809 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1108 SdHoareTripleChecker+Valid, 2194 SdHoareTripleChecker+Invalid, 1988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:54,222 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1108 Valid, 2194 Invalid, 1988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1809 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:02:54,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4793 states. [2022-03-15 15:02:54,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4793 to 3647. [2022-03-15 15:02:54,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 3643 states have (on average 2.6673071644249244) internal successors, (9717), 3646 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:54,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-15 15:02:54,275 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-15 15:02:54,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:54,275 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-15 15:02:54,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:54,275 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-15 15:02:54,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:54,278 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:54,278 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:54,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-15 15:02:54,278 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:54,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:54,279 INFO L85 PathProgramCache]: Analyzing trace with hash 593864136, now seen corresponding path program 40 times [2022-03-15 15:02:54,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:54,279 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474085008] [2022-03-15 15:02:54,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:54,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:54,811 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:54,811 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474085008] [2022-03-15 15:02:54,811 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474085008] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:54,811 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:54,811 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:54,811 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473604805] [2022-03-15 15:02:54,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:54,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:54,811 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:54,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:54,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:54,812 INFO L87 Difference]: Start difference. First operand 3647 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:56,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:56,018 INFO L93 Difference]: Finished difference Result 4892 states and 12468 transitions. [2022-03-15 15:02:56,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:56,018 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:56,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:56,024 INFO L225 Difference]: With dead ends: 4892 [2022-03-15 15:02:56,024 INFO L226 Difference]: Without dead ends: 4892 [2022-03-15 15:02:56,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:56,024 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1235 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 1376 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 1713 SdHoareTripleChecker+Invalid, 1618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:56,024 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 1713 Invalid, 1618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1376 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:02:56,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4892 states. [2022-03-15 15:02:56,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4892 to 3702. [2022-03-15 15:02:56,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:56,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-15 15:02:56,068 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-15 15:02:56,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:56,068 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-15 15:02:56,068 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:56,068 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-15 15:02:56,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:56,071 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:56,071 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:56,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-15 15:02:56,072 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:56,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:56,072 INFO L85 PathProgramCache]: Analyzing trace with hash 423398480, now seen corresponding path program 41 times [2022-03-15 15:02:56,072 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:56,072 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330663462] [2022-03-15 15:02:56,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:56,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:56,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:56,609 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:56,609 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330663462] [2022-03-15 15:02:56,609 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330663462] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:56,609 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:56,609 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:56,609 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851049722] [2022-03-15 15:02:56,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:56,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:56,609 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:56,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:56,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:56,615 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:58,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:58,298 INFO L93 Difference]: Finished difference Result 5392 states and 13545 transitions. [2022-03-15 15:02:58,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:02:58,299 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:02:58,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:58,306 INFO L225 Difference]: With dead ends: 5392 [2022-03-15 15:02:58,307 INFO L226 Difference]: Without dead ends: 5392 [2022-03-15 15:02:58,307 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=389, Invalid=801, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:02:58,307 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1591 mSDsluCounter, 1639 mSDsCounter, 0 mSdLazyCounter, 1678 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 1990 SdHoareTripleChecker+Invalid, 1945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:58,307 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1591 Valid, 1990 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1678 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:02:58,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5392 states. [2022-03-15 15:02:58,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5392 to 3713. [2022-03-15 15:02:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3709 states have (on average 2.6716095982744674) internal successors, (9909), 3712 states have internal predecessors, (9909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:58,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-15 15:02:58,357 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-15 15:02:58,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:58,358 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-15 15:02:58,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:58,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-15 15:02:58,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:02:58,360 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:58,360 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:58,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-15 15:02:58,360 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:02:58,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:58,361 INFO L85 PathProgramCache]: Analyzing trace with hash 288507560, now seen corresponding path program 42 times [2022-03-15 15:02:58,361 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:58,361 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115197656] [2022-03-15 15:02:58,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:58,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:59,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:59,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:59,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115197656] [2022-03-15 15:02:59,150 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115197656] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:59,150 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:59,150 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:59,150 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887259690] [2022-03-15 15:02:59,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:59,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:59,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:59,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:59,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:59,151 INFO L87 Difference]: Start difference. First operand 3713 states and 9909 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:00,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:00,830 INFO L93 Difference]: Finished difference Result 4991 states and 12745 transitions. [2022-03-15 15:03:00,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:00,831 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:00,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:00,838 INFO L225 Difference]: With dead ends: 4991 [2022-03-15 15:03:00,838 INFO L226 Difference]: Without dead ends: 4991 [2022-03-15 15:03:00,838 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:00,838 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1407 mSDsluCounter, 1982 mSDsCounter, 0 mSdLazyCounter, 1938 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1407 SdHoareTripleChecker+Valid, 2282 SdHoareTripleChecker+Invalid, 2119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:00,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1407 Valid, 2282 Invalid, 2119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1938 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:03:00,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4991 states. [2022-03-15 15:03:00,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4991 to 3669. [2022-03-15 15:03:00,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3669 states, 3665 states have (on average 2.668758526603001) internal successors, (9781), 3668 states have internal predecessors, (9781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 3669 states and 9781 transitions. [2022-03-15 15:03:00,887 INFO L78 Accepts]: Start accepts. Automaton has 3669 states and 9781 transitions. Word has length 94 [2022-03-15 15:03:00,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:00,887 INFO L470 AbstractCegarLoop]: Abstraction has 3669 states and 9781 transitions. [2022-03-15 15:03:00,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:00,887 INFO L276 IsEmpty]: Start isEmpty. Operand 3669 states and 9781 transitions. [2022-03-15 15:03:00,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:00,890 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:00,890 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:00,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-15 15:03:00,890 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:00,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:00,890 INFO L85 PathProgramCache]: Analyzing trace with hash -328319450, now seen corresponding path program 43 times [2022-03-15 15:03:00,891 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:00,891 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942295900] [2022-03-15 15:03:00,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:00,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:01,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:01,531 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:01,531 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942295900] [2022-03-15 15:03:01,531 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942295900] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:01,531 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:01,531 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:01,532 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844469237] [2022-03-15 15:03:01,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:01,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:01,532 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:01,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:01,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:01,532 INFO L87 Difference]: Start difference. First operand 3669 states and 9781 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:02,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:02,789 INFO L93 Difference]: Finished difference Result 4782 states and 12170 transitions. [2022-03-15 15:03:02,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:02,789 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:02,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:02,796 INFO L225 Difference]: With dead ends: 4782 [2022-03-15 15:03:02,796 INFO L226 Difference]: Without dead ends: 4782 [2022-03-15 15:03:02,796 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:02,796 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1496 mSDsluCounter, 1589 mSDsCounter, 0 mSdLazyCounter, 1545 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1496 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 1789 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:02,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1496 Valid, 1886 Invalid, 1789 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1545 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:03:02,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4782 states. [2022-03-15 15:03:02,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4782 to 3691. [2022-03-15 15:03:02,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3691 states, 3687 states have (on average 2.6701925684838623) internal successors, (9845), 3690 states have internal predecessors, (9845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:02,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-15 15:03:02,844 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-15 15:03:02,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:02,844 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-15 15:03:02,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:02,844 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-15 15:03:02,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:02,847 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:02,847 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:02,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-15 15:03:02,847 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:02,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:02,847 INFO L85 PathProgramCache]: Analyzing trace with hash -498785106, now seen corresponding path program 44 times [2022-03-15 15:03:02,847 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:02,847 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072103223] [2022-03-15 15:03:02,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:02,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:03,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:03,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:03,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072103223] [2022-03-15 15:03:03,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072103223] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:03,406 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:03,406 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:03,406 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132314915] [2022-03-15 15:03:03,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:03,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:03,406 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:03,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:03,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:03,407 INFO L87 Difference]: Start difference. First operand 3691 states and 9845 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:04,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:04,984 INFO L93 Difference]: Finished difference Result 5337 states and 13396 transitions. [2022-03-15 15:03:04,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:03:04,984 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:04,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:04,992 INFO L225 Difference]: With dead ends: 5337 [2022-03-15 15:03:04,992 INFO L226 Difference]: Without dead ends: 5337 [2022-03-15 15:03:04,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=412, Invalid=848, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:03:04,992 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1547 mSDsluCounter, 1486 mSDsCounter, 0 mSdLazyCounter, 1489 mSolverCounterSat, 331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1547 SdHoareTripleChecker+Valid, 1847 SdHoareTripleChecker+Invalid, 1820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 331 IncrementalHoareTripleChecker+Valid, 1489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:04,992 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1547 Valid, 1847 Invalid, 1820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [331 Valid, 1489 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:03:04,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5337 states. [2022-03-15 15:03:05,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5337 to 3702. [2022-03-15 15:03:05,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:05,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-15 15:03:05,037 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-15 15:03:05,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:05,038 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-15 15:03:05,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:05,038 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-15 15:03:05,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:05,040 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:05,040 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:05,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-15 15:03:05,040 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:05,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:05,041 INFO L85 PathProgramCache]: Analyzing trace with hash -633676026, now seen corresponding path program 45 times [2022-03-15 15:03:05,041 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:05,041 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720505010] [2022-03-15 15:03:05,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:05,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:05,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:05,849 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:05,849 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720505010] [2022-03-15 15:03:05,849 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720505010] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:05,849 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:05,849 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:05,849 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749452716] [2022-03-15 15:03:05,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:05,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:05,849 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:05,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:05,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:05,850 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:07,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:07,297 INFO L93 Difference]: Finished difference Result 4914 states and 12532 transitions. [2022-03-15 15:03:07,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:07,297 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:07,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:07,304 INFO L225 Difference]: With dead ends: 4914 [2022-03-15 15:03:07,304 INFO L226 Difference]: Without dead ends: 4914 [2022-03-15 15:03:07,305 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:07,305 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1212 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 1384 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 1722 SdHoareTripleChecker+Invalid, 1628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:07,305 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 1722 Invalid, 1628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1384 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:07,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4914 states. [2022-03-15 15:03:07,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4914 to 3680. [2022-03-15 15:03:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3680 states, 3676 states have (on average 2.6694776931447226) internal successors, (9813), 3679 states have internal predecessors, (9813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:07,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 9813 transitions. [2022-03-15 15:03:07,360 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 9813 transitions. Word has length 94 [2022-03-15 15:03:07,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:07,360 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 9813 transitions. [2022-03-15 15:03:07,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:07,360 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 9813 transitions. [2022-03-15 15:03:07,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:07,363 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:07,363 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:07,363 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-15 15:03:07,363 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:07,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:07,364 INFO L85 PathProgramCache]: Analyzing trace with hash 2093982630, now seen corresponding path program 46 times [2022-03-15 15:03:07,364 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:07,364 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491611105] [2022-03-15 15:03:07,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:07,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:07,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:07,890 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:07,891 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491611105] [2022-03-15 15:03:07,891 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491611105] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:07,891 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:07,891 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:07,891 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128023328] [2022-03-15 15:03:07,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:07,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:07,891 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:07,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:07,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:07,891 INFO L87 Difference]: Start difference. First operand 3680 states and 9813 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:09,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:09,641 INFO L93 Difference]: Finished difference Result 5348 states and 13428 transitions. [2022-03-15 15:03:09,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:03:09,641 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:09,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:09,648 INFO L225 Difference]: With dead ends: 5348 [2022-03-15 15:03:09,648 INFO L226 Difference]: Without dead ends: 5348 [2022-03-15 15:03:09,648 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:03:09,648 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 1606 mSDsluCounter, 1491 mSDsCounter, 0 mSdLazyCounter, 1551 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1606 SdHoareTripleChecker+Valid, 1859 SdHoareTripleChecker+Invalid, 1761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:09,648 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1606 Valid, 1859 Invalid, 1761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1551 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:03:09,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5348 states. [2022-03-15 15:03:09,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5348 to 3691. [2022-03-15 15:03:09,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3691 states, 3687 states have (on average 2.6701925684838623) internal successors, (9845), 3690 states have internal predecessors, (9845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:09,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-15 15:03:09,699 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-15 15:03:09,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:09,699 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-15 15:03:09,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:09,699 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-15 15:03:09,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:09,702 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:09,702 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:09,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-15 15:03:09,702 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:09,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:09,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1371931140, now seen corresponding path program 47 times [2022-03-15 15:03:09,702 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:09,703 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310325076] [2022-03-15 15:03:09,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:09,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:10,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:10,434 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:10,434 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310325076] [2022-03-15 15:03:10,434 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310325076] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:10,434 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:10,434 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:10,434 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038590524] [2022-03-15 15:03:10,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:10,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:10,435 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:10,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:10,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:10,435 INFO L87 Difference]: Start difference. First operand 3691 states and 9845 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:12,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:12,310 INFO L93 Difference]: Finished difference Result 5348 states and 13428 transitions. [2022-03-15 15:03:12,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:03:12,311 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:12,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:12,318 INFO L225 Difference]: With dead ends: 5348 [2022-03-15 15:03:12,318 INFO L226 Difference]: Without dead ends: 5348 [2022-03-15 15:03:12,318 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:03:12,318 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 1484 mSDsluCounter, 1707 mSDsCounter, 0 mSdLazyCounter, 1660 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 2075 SdHoareTripleChecker+Invalid, 1962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 1660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:12,318 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 2075 Invalid, 1962 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 1660 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:03:12,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5348 states. [2022-03-15 15:03:12,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5348 to 3702. [2022-03-15 15:03:12,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:12,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-15 15:03:12,364 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-15 15:03:12,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:12,364 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-15 15:03:12,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:12,364 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-15 15:03:12,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:12,367 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:12,367 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:12,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-15 15:03:12,367 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:12,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:12,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1506822060, now seen corresponding path program 48 times [2022-03-15 15:03:12,367 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:12,367 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074170402] [2022-03-15 15:03:12,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:12,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:13,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:13,270 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:13,270 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074170402] [2022-03-15 15:03:13,270 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074170402] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:13,270 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:13,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:13,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135926470] [2022-03-15 15:03:13,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:13,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:13,270 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:13,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:13,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:13,273 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:14,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:14,747 INFO L93 Difference]: Finished difference Result 5013 states and 12798 transitions. [2022-03-15 15:03:14,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:14,748 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:14,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:14,755 INFO L225 Difference]: With dead ends: 5013 [2022-03-15 15:03:14,756 INFO L226 Difference]: Without dead ends: 5013 [2022-03-15 15:03:14,756 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:14,756 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1205 mSDsluCounter, 1505 mSDsCounter, 0 mSdLazyCounter, 1440 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1205 SdHoareTripleChecker+Valid, 1816 SdHoareTripleChecker+Invalid, 1684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:14,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1205 Valid, 1816 Invalid, 1684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1440 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:14,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2022-03-15 15:03:14,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 3647. [2022-03-15 15:03:14,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 3643 states have (on average 2.6673071644249244) internal successors, (9717), 3646 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:14,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-15 15:03:14,817 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-15 15:03:14,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:14,817 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-15 15:03:14,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:14,817 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-15 15:03:14,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:14,821 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:14,821 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:14,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-15 15:03:14,821 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:14,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:14,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1666126760, now seen corresponding path program 49 times [2022-03-15 15:03:14,821 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:14,821 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702914083] [2022-03-15 15:03:14,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:14,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:15,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:15,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:15,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702914083] [2022-03-15 15:03:15,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702914083] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:15,453 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:15,453 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:15,453 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779617479] [2022-03-15 15:03:15,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:15,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:15,453 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:15,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:15,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:15,454 INFO L87 Difference]: Start difference. First operand 3647 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:16,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:16,675 INFO L93 Difference]: Finished difference Result 4804 states and 12212 transitions. [2022-03-15 15:03:16,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:16,675 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:16,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:16,682 INFO L225 Difference]: With dead ends: 4804 [2022-03-15 15:03:16,682 INFO L226 Difference]: Without dead ends: 4804 [2022-03-15 15:03:16,683 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:16,683 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1432 mSDsluCounter, 1326 mSDsCounter, 0 mSdLazyCounter, 1309 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 1622 SdHoareTripleChecker+Invalid, 1519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:16,683 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 1622 Invalid, 1519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1309 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:03:16,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2022-03-15 15:03:16,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 3724. [2022-03-15 15:03:16,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3724 states, 3720 states have (on average 2.6723118279569893) internal successors, (9941), 3723 states have internal predecessors, (9941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:16,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 3724 states and 9941 transitions. [2022-03-15 15:03:16,740 INFO L78 Accepts]: Start accepts. Automaton has 3724 states and 9941 transitions. Word has length 94 [2022-03-15 15:03:16,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:16,740 INFO L470 AbstractCegarLoop]: Abstraction has 3724 states and 9941 transitions. [2022-03-15 15:03:16,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:16,740 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 9941 transitions. [2022-03-15 15:03:16,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:16,744 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:16,744 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:16,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-15 15:03:16,744 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:16,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:16,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1836592416, now seen corresponding path program 50 times [2022-03-15 15:03:16,744 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:16,744 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721464025] [2022-03-15 15:03:16,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:16,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:17,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:17,409 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:17,409 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721464025] [2022-03-15 15:03:17,409 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721464025] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:17,409 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:17,409 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:17,409 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194657730] [2022-03-15 15:03:17,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:17,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:17,410 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:17,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:17,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:17,410 INFO L87 Difference]: Start difference. First operand 3724 states and 9941 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:18,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:18,526 INFO L93 Difference]: Finished difference Result 5238 states and 13119 transitions. [2022-03-15 15:03:18,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:18,526 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:18,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:18,534 INFO L225 Difference]: With dead ends: 5238 [2022-03-15 15:03:18,534 INFO L226 Difference]: Without dead ends: 5238 [2022-03-15 15:03:18,535 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:18,535 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1349 mSDsluCounter, 1250 mSDsCounter, 0 mSdLazyCounter, 1319 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 1592 SdHoareTripleChecker+Invalid, 1621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 1319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:18,535 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 1592 Invalid, 1621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 1319 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:03:18,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5238 states. [2022-03-15 15:03:18,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5238 to 3735. [2022-03-15 15:03:18,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3735 states, 3731 states have (on average 2.673009916912356) internal successors, (9973), 3734 states have internal predecessors, (9973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:18,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3735 states and 9973 transitions. [2022-03-15 15:03:18,596 INFO L78 Accepts]: Start accepts. Automaton has 3735 states and 9973 transitions. Word has length 94 [2022-03-15 15:03:18,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:18,596 INFO L470 AbstractCegarLoop]: Abstraction has 3735 states and 9973 transitions. [2022-03-15 15:03:18,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:18,596 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 9973 transitions. [2022-03-15 15:03:18,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:18,599 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:18,599 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:18,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-15 15:03:18,600 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:18,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:18,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1971483336, now seen corresponding path program 51 times [2022-03-15 15:03:18,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:18,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759113349] [2022-03-15 15:03:18,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:18,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:19,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:19,446 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:19,446 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759113349] [2022-03-15 15:03:19,446 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759113349] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:19,446 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:19,446 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:19,446 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65090460] [2022-03-15 15:03:19,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:19,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:19,446 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:19,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:19,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:19,447 INFO L87 Difference]: Start difference. First operand 3735 states and 9973 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:20,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:20,892 INFO L93 Difference]: Finished difference Result 4903 states and 12489 transitions. [2022-03-15 15:03:20,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:20,893 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:20,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:20,900 INFO L225 Difference]: With dead ends: 4903 [2022-03-15 15:03:20,900 INFO L226 Difference]: Without dead ends: 4903 [2022-03-15 15:03:20,901 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:20,901 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1380 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 1555 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1380 SdHoareTripleChecker+Valid, 1865 SdHoareTripleChecker+Invalid, 1740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 1555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:20,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1380 Valid, 1865 Invalid, 1740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1555 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:20,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4903 states. [2022-03-15 15:03:20,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4903 to 3691. [2022-03-15 15:03:20,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3691 states, 3687 states have (on average 2.6701925684838623) internal successors, (9845), 3690 states have internal predecessors, (9845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:20,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-15 15:03:20,958 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-15 15:03:20,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:20,958 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-15 15:03:20,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:20,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-15 15:03:20,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:20,961 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:20,961 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:20,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-15 15:03:20,961 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:20,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:20,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1706656950, now seen corresponding path program 52 times [2022-03-15 15:03:20,961 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:20,961 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909617859] [2022-03-15 15:03:20,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:20,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:21,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:21,693 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:21,693 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909617859] [2022-03-15 15:03:21,693 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909617859] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:21,693 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:21,693 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:21,693 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335623291] [2022-03-15 15:03:21,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:21,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:21,693 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:21,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:21,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:21,694 INFO L87 Difference]: Start difference. First operand 3691 states and 9845 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:23,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:23,114 INFO L93 Difference]: Finished difference Result 4870 states and 12404 transitions. [2022-03-15 15:03:23,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:23,115 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:23,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:23,120 INFO L225 Difference]: With dead ends: 4870 [2022-03-15 15:03:23,120 INFO L226 Difference]: Without dead ends: 4870 [2022-03-15 15:03:23,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:23,121 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1501 mSDsluCounter, 1357 mSDsCounter, 0 mSdLazyCounter, 1387 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1501 SdHoareTripleChecker+Valid, 1653 SdHoareTripleChecker+Invalid, 1630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:23,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1501 Valid, 1653 Invalid, 1630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1387 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:23,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4870 states. [2022-03-15 15:03:23,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4870 to 3713. [2022-03-15 15:03:23,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3709 states have (on average 2.6716095982744674) internal successors, (9909), 3712 states have internal predecessors, (9909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:23,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-15 15:03:23,161 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-15 15:03:23,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:23,161 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-15 15:03:23,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:23,161 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-15 15:03:23,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:23,164 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:23,165 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:23,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-15 15:03:23,165 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:23,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:23,165 INFO L85 PathProgramCache]: Analyzing trace with hash 1536191294, now seen corresponding path program 53 times [2022-03-15 15:03:23,165 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:23,165 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709163463] [2022-03-15 15:03:23,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:23,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:23,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:23,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:23,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709163463] [2022-03-15 15:03:23,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709163463] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:23,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:23,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:23,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987459778] [2022-03-15 15:03:23,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:23,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:23,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:23,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:23,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:23,811 INFO L87 Difference]: Start difference. First operand 3713 states and 9909 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:25,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:25,218 INFO L93 Difference]: Finished difference Result 5425 states and 13630 transitions. [2022-03-15 15:03:25,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:03:25,219 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:25,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:25,227 INFO L225 Difference]: With dead ends: 5425 [2022-03-15 15:03:25,227 INFO L226 Difference]: Without dead ends: 5425 [2022-03-15 15:03:25,228 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:03:25,228 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1430 mSDsluCounter, 1128 mSDsCounter, 0 mSdLazyCounter, 1237 mSolverCounterSat, 336 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1430 SdHoareTripleChecker+Valid, 1478 SdHoareTripleChecker+Invalid, 1573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 336 IncrementalHoareTripleChecker+Valid, 1237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:25,228 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1430 Valid, 1478 Invalid, 1573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [336 Valid, 1237 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:03:25,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5425 states. [2022-03-15 15:03:25,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5425 to 3724. [2022-03-15 15:03:25,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3724 states, 3720 states have (on average 2.6723118279569893) internal successors, (9941), 3723 states have internal predecessors, (9941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:25,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 3724 states and 9941 transitions. [2022-03-15 15:03:25,290 INFO L78 Accepts]: Start accepts. Automaton has 3724 states and 9941 transitions. Word has length 94 [2022-03-15 15:03:25,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:25,290 INFO L470 AbstractCegarLoop]: Abstraction has 3724 states and 9941 transitions. [2022-03-15 15:03:25,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:25,290 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 9941 transitions. [2022-03-15 15:03:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:25,293 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:25,293 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:25,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-15 15:03:25,293 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:25,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:25,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1401300374, now seen corresponding path program 54 times [2022-03-15 15:03:25,294 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:25,294 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332564571] [2022-03-15 15:03:25,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:25,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:26,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:26,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:26,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332564571] [2022-03-15 15:03:26,075 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332564571] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:26,075 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:26,075 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:26,075 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910094084] [2022-03-15 15:03:26,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:26,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:26,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:26,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:26,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:26,076 INFO L87 Difference]: Start difference. First operand 3724 states and 9941 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:28,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:28,017 INFO L93 Difference]: Finished difference Result 5002 states and 12766 transitions. [2022-03-15 15:03:28,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:28,017 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:28,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:28,025 INFO L225 Difference]: With dead ends: 5002 [2022-03-15 15:03:28,025 INFO L226 Difference]: Without dead ends: 5002 [2022-03-15 15:03:28,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:28,025 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1169 mSDsluCounter, 2039 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1169 SdHoareTripleChecker+Valid, 2334 SdHoareTripleChecker+Invalid, 2198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:28,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1169 Valid, 2334 Invalid, 2198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 2012 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:03:28,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5002 states. [2022-03-15 15:03:28,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5002 to 3702. [2022-03-15 15:03:28,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:28,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-15 15:03:28,078 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-15 15:03:28,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:28,079 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-15 15:03:28,079 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:28,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-15 15:03:28,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:28,082 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:28,082 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:28,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-15 15:03:28,082 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:28,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:28,082 INFO L85 PathProgramCache]: Analyzing trace with hash -166008266, now seen corresponding path program 55 times [2022-03-15 15:03:28,082 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:28,082 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468212765] [2022-03-15 15:03:28,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:28,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:28,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:28,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468212765] [2022-03-15 15:03:28,660 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468212765] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:28,660 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:28,660 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:28,660 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265703712] [2022-03-15 15:03:28,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:28,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:28,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:28,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:28,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:28,660 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:30,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:30,151 INFO L93 Difference]: Finished difference Result 5513 states and 13853 transitions. [2022-03-15 15:03:30,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:03:30,151 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:30,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:30,159 INFO L225 Difference]: With dead ends: 5513 [2022-03-15 15:03:30,159 INFO L226 Difference]: Without dead ends: 5513 [2022-03-15 15:03:30,159 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=472, Invalid=934, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 15:03:30,159 INFO L933 BasicCegarLoop]: 400 mSDtfsCounter, 1744 mSDsluCounter, 1247 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1744 SdHoareTripleChecker+Valid, 1626 SdHoareTripleChecker+Invalid, 1660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 1382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:30,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1744 Valid, 1626 Invalid, 1660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:30,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5513 states. [2022-03-15 15:03:30,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5513 to 3713. [2022-03-15 15:03:30,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3709 states have (on average 2.6716095982744674) internal successors, (9909), 3712 states have internal predecessors, (9909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:30,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-15 15:03:30,213 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-15 15:03:30,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:30,213 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-15 15:03:30,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:30,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-15 15:03:30,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:30,216 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:30,216 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:30,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-15 15:03:30,216 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:30,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:30,216 INFO L85 PathProgramCache]: Analyzing trace with hash 663045260, now seen corresponding path program 56 times [2022-03-15 15:03:30,216 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:30,216 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448477808] [2022-03-15 15:03:30,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:30,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:30,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:30,997 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:30,997 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448477808] [2022-03-15 15:03:30,997 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448477808] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:30,997 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:30,997 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:30,997 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190253958] [2022-03-15 15:03:30,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:30,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:30,997 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:30,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:30,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:30,998 INFO L87 Difference]: Start difference. First operand 3713 states and 9909 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:32,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:32,627 INFO L93 Difference]: Finished difference Result 5436 states and 13662 transitions. [2022-03-15 15:03:32,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:03:32,627 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:32,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:32,637 INFO L225 Difference]: With dead ends: 5436 [2022-03-15 15:03:32,637 INFO L226 Difference]: Without dead ends: 5436 [2022-03-15 15:03:32,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:03:32,638 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1553 mSDsluCounter, 1441 mSDsCounter, 0 mSdLazyCounter, 1476 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1553 SdHoareTripleChecker+Valid, 1798 SdHoareTripleChecker+Invalid, 1810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 1476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:32,638 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1553 Valid, 1798 Invalid, 1810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 1476 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:03:32,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5436 states. [2022-03-15 15:03:32,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5436 to 3724. [2022-03-15 15:03:32,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3724 states, 3720 states have (on average 2.6723118279569893) internal successors, (9941), 3723 states have internal predecessors, (9941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:32,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 3724 states and 9941 transitions. [2022-03-15 15:03:32,701 INFO L78 Accepts]: Start accepts. Automaton has 3724 states and 9941 transitions. Word has length 94 [2022-03-15 15:03:32,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:32,701 INFO L470 AbstractCegarLoop]: Abstraction has 3724 states and 9941 transitions. [2022-03-15 15:03:32,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:32,701 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 9941 transitions. [2022-03-15 15:03:32,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:32,705 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:32,705 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:32,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-15 15:03:32,705 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:32,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:32,705 INFO L85 PathProgramCache]: Analyzing trace with hash 528154340, now seen corresponding path program 57 times [2022-03-15 15:03:32,705 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:32,705 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506601409] [2022-03-15 15:03:32,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:32,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:33,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:33,601 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:33,602 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506601409] [2022-03-15 15:03:33,602 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506601409] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:33,602 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:33,602 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:33,602 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829582072] [2022-03-15 15:03:33,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:33,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:33,602 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:33,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:33,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:33,602 INFO L87 Difference]: Start difference. First operand 3724 states and 9941 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:34,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:34,990 INFO L93 Difference]: Finished difference Result 5101 states and 13032 transitions. [2022-03-15 15:03:34,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:34,991 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:34,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:34,998 INFO L225 Difference]: With dead ends: 5101 [2022-03-15 15:03:34,998 INFO L226 Difference]: Without dead ends: 5101 [2022-03-15 15:03:34,998 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:34,998 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1427 mSDsluCounter, 1523 mSDsCounter, 0 mSdLazyCounter, 1511 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1427 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 1731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:34,998 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1427 Valid, 1830 Invalid, 1731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1511 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:35,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5101 states. [2022-03-15 15:03:35,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5101 to 3669. [2022-03-15 15:03:35,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3669 states, 3665 states have (on average 2.668758526603001) internal successors, (9781), 3668 states have internal predecessors, (9781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:35,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 3669 states and 9781 transitions. [2022-03-15 15:03:35,043 INFO L78 Accepts]: Start accepts. Automaton has 3669 states and 9781 transitions. Word has length 94 [2022-03-15 15:03:35,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:35,043 INFO L470 AbstractCegarLoop]: Abstraction has 3669 states and 9781 transitions. [2022-03-15 15:03:35,043 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:35,043 INFO L276 IsEmpty]: Start isEmpty. Operand 3669 states and 9781 transitions. [2022-03-15 15:03:35,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:35,046 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:35,046 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:35,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-15 15:03:35,046 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:35,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:35,046 INFO L85 PathProgramCache]: Analyzing trace with hash -805675752, now seen corresponding path program 58 times [2022-03-15 15:03:35,046 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:35,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899035206] [2022-03-15 15:03:35,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:35,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:35,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:35,642 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:35,642 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899035206] [2022-03-15 15:03:35,642 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899035206] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:35,642 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:35,642 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:35,642 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669225038] [2022-03-15 15:03:35,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:35,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:35,642 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:35,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:35,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:35,643 INFO L87 Difference]: Start difference. First operand 3669 states and 9781 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:36,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:36,900 INFO L93 Difference]: Finished difference Result 4672 states and 11850 transitions. [2022-03-15 15:03:36,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:36,900 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:36,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:36,905 INFO L225 Difference]: With dead ends: 4672 [2022-03-15 15:03:36,905 INFO L226 Difference]: Without dead ends: 4672 [2022-03-15 15:03:36,906 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:36,906 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1338 mSDsluCounter, 1254 mSDsCounter, 0 mSdLazyCounter, 1268 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1338 SdHoareTripleChecker+Valid, 1550 SdHoareTripleChecker+Invalid, 1548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:36,906 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1338 Valid, 1550 Invalid, 1548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1268 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:03:36,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4672 states. [2022-03-15 15:03:36,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4672 to 3702. [2022-03-15 15:03:36,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:36,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-15 15:03:36,948 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-15 15:03:36,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:36,948 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-15 15:03:36,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:36,949 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-15 15:03:36,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:36,951 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:36,951 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:36,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-15 15:03:36,951 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:36,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:36,952 INFO L85 PathProgramCache]: Analyzing trace with hash -976141408, now seen corresponding path program 59 times [2022-03-15 15:03:36,952 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:36,952 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105692806] [2022-03-15 15:03:36,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:36,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:37,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:37,506 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:37,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105692806] [2022-03-15 15:03:37,506 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105692806] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:37,506 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:37,506 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:37,506 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135726115] [2022-03-15 15:03:37,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:37,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:37,506 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:37,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:37,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:37,507 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:38,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:38,889 INFO L93 Difference]: Finished difference Result 5139 states and 12842 transitions. [2022-03-15 15:03:38,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:38,889 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:38,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:38,897 INFO L225 Difference]: With dead ends: 5139 [2022-03-15 15:03:38,897 INFO L226 Difference]: Without dead ends: 5139 [2022-03-15 15:03:38,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:38,898 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1416 mSDsluCounter, 1407 mSDsCounter, 0 mSdLazyCounter, 1429 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1416 SdHoareTripleChecker+Valid, 1747 SdHoareTripleChecker+Invalid, 1702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 273 IncrementalHoareTripleChecker+Valid, 1429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:38,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1416 Valid, 1747 Invalid, 1702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [273 Valid, 1429 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:38,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5139 states. [2022-03-15 15:03:38,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5139 to 3713. [2022-03-15 15:03:38,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3709 states have (on average 2.6716095982744674) internal successors, (9909), 3712 states have internal predecessors, (9909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:38,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-15 15:03:38,946 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-15 15:03:38,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:38,946 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-15 15:03:38,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:38,946 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-15 15:03:38,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:38,948 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:38,949 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:38,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-15 15:03:38,949 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:38,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:38,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1111032328, now seen corresponding path program 60 times [2022-03-15 15:03:38,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:38,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736353810] [2022-03-15 15:03:38,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:38,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:38,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:39,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:39,735 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:39,735 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736353810] [2022-03-15 15:03:39,735 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736353810] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:39,735 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:39,735 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:39,735 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354200862] [2022-03-15 15:03:39,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:39,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:39,736 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:39,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:39,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:39,736 INFO L87 Difference]: Start difference. First operand 3713 states and 9909 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:41,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:41,209 INFO L93 Difference]: Finished difference Result 4804 states and 12212 transitions. [2022-03-15 15:03:41,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:41,209 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:41,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:41,216 INFO L225 Difference]: With dead ends: 4804 [2022-03-15 15:03:41,216 INFO L226 Difference]: Without dead ends: 4804 [2022-03-15 15:03:41,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:41,217 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1428 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1554 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 1775 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 1554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:41,217 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 1830 Invalid, 1775 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 1554 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:41,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2022-03-15 15:03:41,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 3691. [2022-03-15 15:03:41,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3691 states, 3687 states have (on average 2.6701925684838623) internal successors, (9845), 3690 states have internal predecessors, (9845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-15 15:03:41,260 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-15 15:03:41,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:41,260 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-15 15:03:41,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:41,260 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-15 15:03:41,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:41,263 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:41,263 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:41,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-15 15:03:41,263 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:41,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:41,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1616626328, now seen corresponding path program 61 times [2022-03-15 15:03:41,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:41,264 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252372652] [2022-03-15 15:03:41,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:41,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:41,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:41,833 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:41,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252372652] [2022-03-15 15:03:41,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252372652] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:41,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:41,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:41,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382696511] [2022-03-15 15:03:41,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:41,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:41,834 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:41,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:41,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:41,834 INFO L87 Difference]: Start difference. First operand 3691 states and 9845 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:43,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:43,627 INFO L93 Difference]: Finished difference Result 5447 states and 13672 transitions. [2022-03-15 15:03:43,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:03:43,627 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:43,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:43,635 INFO L225 Difference]: With dead ends: 5447 [2022-03-15 15:03:43,635 INFO L226 Difference]: Without dead ends: 5447 [2022-03-15 15:03:43,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=494, Invalid=988, Unknown=0, NotChecked=0, Total=1482 [2022-03-15 15:03:43,635 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 1296 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1296 SdHoareTripleChecker+Valid, 2009 SdHoareTripleChecker+Invalid, 1911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:43,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1296 Valid, 2009 Invalid, 1911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:03:43,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5447 states. [2022-03-15 15:03:43,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5447 to 3702. [2022-03-15 15:03:43,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:43,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-15 15:03:43,688 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-15 15:03:43,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:43,688 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-15 15:03:43,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:43,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-15 15:03:43,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:43,691 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:43,692 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:43,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-15 15:03:43,692 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:43,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:43,692 INFO L85 PathProgramCache]: Analyzing trace with hash -1849287442, now seen corresponding path program 62 times [2022-03-15 15:03:43,692 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:43,692 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859779455] [2022-03-15 15:03:43,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:43,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:44,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:44,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:44,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859779455] [2022-03-15 15:03:44,388 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859779455] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:44,388 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:44,388 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:44,388 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792839290] [2022-03-15 15:03:44,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:44,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:44,388 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:44,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:44,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:44,389 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:45,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:45,652 INFO L93 Difference]: Finished difference Result 5326 states and 13353 transitions. [2022-03-15 15:03:45,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:03:45,652 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:45,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:45,659 INFO L225 Difference]: With dead ends: 5326 [2022-03-15 15:03:45,660 INFO L226 Difference]: Without dead ends: 5326 [2022-03-15 15:03:45,660 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:03:45,660 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1621 mSDsluCounter, 1469 mSDsCounter, 0 mSdLazyCounter, 1512 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1621 SdHoareTripleChecker+Valid, 1816 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:45,660 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1621 Valid, 1816 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1512 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:03:45,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5326 states. [2022-03-15 15:03:45,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5326 to 3713. [2022-03-15 15:03:45,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3709 states have (on average 2.6716095982744674) internal successors, (9909), 3712 states have internal predecessors, (9909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:45,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-15 15:03:45,708 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-15 15:03:45,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:45,709 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-15 15:03:45,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:45,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-15 15:03:45,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:45,711 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:45,712 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:45,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-15 15:03:45,712 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:45,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:45,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1984178362, now seen corresponding path program 63 times [2022-03-15 15:03:45,712 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:45,712 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673667078] [2022-03-15 15:03:45,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:45,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:46,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:46,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:46,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673667078] [2022-03-15 15:03:46,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673667078] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:46,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:46,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:46,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218816136] [2022-03-15 15:03:46,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:46,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:46,518 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:46,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:46,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:46,518 INFO L87 Difference]: Start difference. First operand 3713 states and 9909 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:48,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:48,241 INFO L93 Difference]: Finished difference Result 4991 states and 12723 transitions. [2022-03-15 15:03:48,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:48,242 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:48,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:48,249 INFO L225 Difference]: With dead ends: 4991 [2022-03-15 15:03:48,249 INFO L226 Difference]: Without dead ends: 4991 [2022-03-15 15:03:48,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:48,249 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1093 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1801 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1093 SdHoareTripleChecker+Valid, 2136 SdHoareTripleChecker+Invalid, 1991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:48,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1093 Valid, 2136 Invalid, 1991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1801 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:03:48,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4991 states. [2022-03-15 15:03:48,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4991 to 3680. [2022-03-15 15:03:48,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3680 states, 3676 states have (on average 2.6694776931447226) internal successors, (9813), 3679 states have internal predecessors, (9813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:48,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 9813 transitions. [2022-03-15 15:03:48,299 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 9813 transitions. Word has length 94 [2022-03-15 15:03:48,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:48,299 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 9813 transitions. [2022-03-15 15:03:48,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:48,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 9813 transitions. [2022-03-15 15:03:48,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:48,302 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:48,302 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:48,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-15 15:03:48,302 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:48,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:48,302 INFO L85 PathProgramCache]: Analyzing trace with hash 565935582, now seen corresponding path program 64 times [2022-03-15 15:03:48,302 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:48,302 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698403544] [2022-03-15 15:03:48,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:48,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:48,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:48,880 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:48,880 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698403544] [2022-03-15 15:03:48,880 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698403544] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:48,880 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:48,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:48,880 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694674166] [2022-03-15 15:03:48,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:48,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:48,880 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:48,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:48,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:48,881 INFO L87 Difference]: Start difference. First operand 3680 states and 9813 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:50,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:50,687 INFO L93 Difference]: Finished difference Result 5392 states and 13523 transitions. [2022-03-15 15:03:50,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:03:50,687 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:50,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:50,693 INFO L225 Difference]: With dead ends: 5392 [2022-03-15 15:03:50,693 INFO L226 Difference]: Without dead ends: 5392 [2022-03-15 15:03:50,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 15:03:50,693 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 1642 mSDsluCounter, 1560 mSDsCounter, 0 mSdLazyCounter, 1646 mSolverCounterSat, 312 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1642 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 1958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 312 IncrementalHoareTripleChecker+Valid, 1646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:50,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1642 Valid, 1952 Invalid, 1958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [312 Valid, 1646 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:03:50,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5392 states. [2022-03-15 15:03:50,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5392 to 3691. [2022-03-15 15:03:50,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3691 states, 3687 states have (on average 2.6701925684838623) internal successors, (9845), 3690 states have internal predecessors, (9845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:50,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-15 15:03:50,732 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-15 15:03:50,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:50,732 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-15 15:03:50,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:50,732 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-15 15:03:50,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:50,735 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:50,735 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:50,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-15 15:03:50,735 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:50,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:50,735 INFO L85 PathProgramCache]: Analyzing trace with hash -849782046, now seen corresponding path program 65 times [2022-03-15 15:03:50,735 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:50,735 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97582427] [2022-03-15 15:03:50,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:50,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:51,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:51,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:51,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97582427] [2022-03-15 15:03:51,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97582427] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:51,346 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:51,346 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:51,346 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690760100] [2022-03-15 15:03:51,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:51,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:51,347 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:51,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:51,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:51,347 INFO L87 Difference]: Start difference. First operand 3691 states and 9845 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:53,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:53,454 INFO L93 Difference]: Finished difference Result 5447 states and 13672 transitions. [2022-03-15 15:03:53,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:03:53,454 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:53,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:53,462 INFO L225 Difference]: With dead ends: 5447 [2022-03-15 15:03:53,462 INFO L226 Difference]: Without dead ends: 5447 [2022-03-15 15:03:53,463 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 15:03:53,463 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 1284 mSDsluCounter, 1866 mSDsCounter, 0 mSdLazyCounter, 1900 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 2254 SdHoareTripleChecker+Invalid, 2183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:53,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 2254 Invalid, 2183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1900 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:03:53,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5447 states. [2022-03-15 15:03:53,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5447 to 3702. [2022-03-15 15:03:53,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3698 states have (on average 2.6709031909140077) internal successors, (9877), 3701 states have internal predecessors, (9877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:53,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-15 15:03:53,518 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-15 15:03:53,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:53,519 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-15 15:03:53,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:53,519 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-15 15:03:53,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:53,522 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:53,522 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:53,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-15 15:03:53,522 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:53,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:53,522 INFO L85 PathProgramCache]: Analyzing trace with hash -20728520, now seen corresponding path program 66 times [2022-03-15 15:03:53,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:53,523 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92576974] [2022-03-15 15:03:53,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:53,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:54,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:54,454 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:54,454 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92576974] [2022-03-15 15:03:54,454 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92576974] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:54,455 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:54,455 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:54,455 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285772345] [2022-03-15 15:03:54,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:54,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:54,455 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:54,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:54,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:54,455 INFO L87 Difference]: Start difference. First operand 3702 states and 9877 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:56,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:56,253 INFO L93 Difference]: Finished difference Result 5392 states and 13523 transitions. [2022-03-15 15:03:56,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:56,253 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:56,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:56,261 INFO L225 Difference]: With dead ends: 5392 [2022-03-15 15:03:56,261 INFO L226 Difference]: Without dead ends: 5392 [2022-03-15 15:03:56,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:56,262 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1583 mSDsluCounter, 1760 mSDsCounter, 0 mSdLazyCounter, 1819 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1583 SdHoareTripleChecker+Valid, 2099 SdHoareTripleChecker+Invalid, 2036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:56,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1583 Valid, 2099 Invalid, 2036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1819 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:03:56,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5392 states. [2022-03-15 15:03:56,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5392 to 3713. [2022-03-15 15:03:56,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3709 states have (on average 2.6716095982744674) internal successors, (9909), 3712 states have internal predecessors, (9909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:56,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-15 15:03:56,318 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-15 15:03:56,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:56,318 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-15 15:03:56,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:56,318 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-15 15:03:56,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:56,321 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:56,321 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:56,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-15 15:03:56,322 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:56,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:56,322 INFO L85 PathProgramCache]: Analyzing trace with hash -155619440, now seen corresponding path program 67 times [2022-03-15 15:03:56,322 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:56,322 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802916838] [2022-03-15 15:03:56,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:56,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:57,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:57,565 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:57,565 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802916838] [2022-03-15 15:03:57,565 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802916838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:57,565 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:57,565 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:57,565 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101478234] [2022-03-15 15:03:57,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:57,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:57,565 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:57,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:57,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:57,566 INFO L87 Difference]: Start difference. First operand 3713 states and 9909 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:59,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:59,246 INFO L93 Difference]: Finished difference Result 5002 states and 12744 transitions. [2022-03-15 15:03:59,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:59,247 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:03:59,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:59,253 INFO L225 Difference]: With dead ends: 5002 [2022-03-15 15:03:59,254 INFO L226 Difference]: Without dead ends: 5002 [2022-03-15 15:03:59,254 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:59,254 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1110 mSDsluCounter, 1548 mSDsCounter, 0 mSdLazyCounter, 1528 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1110 SdHoareTripleChecker+Valid, 1854 SdHoareTripleChecker+Invalid, 1722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 1528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:59,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1110 Valid, 1854 Invalid, 1722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 1528 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:03:59,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5002 states. [2022-03-15 15:03:59,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5002 to 3647. [2022-03-15 15:03:59,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 3643 states have (on average 2.6673071644249244) internal successors, (9717), 3646 states have internal predecessors, (9717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:59,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-15 15:03:59,336 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-15 15:03:59,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:59,336 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-15 15:03:59,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:59,336 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-15 15:03:59,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:03:59,339 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:59,339 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:59,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-15 15:03:59,339 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:03:59,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:59,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1960789006, now seen corresponding path program 1 times [2022-03-15 15:03:59,340 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:59,340 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568069812] [2022-03-15 15:03:59,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:59,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:00,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:00,277 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:00,277 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568069812] [2022-03-15 15:04:00,277 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568069812] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:00,277 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:00,277 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:00,277 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689242804] [2022-03-15 15:04:00,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:00,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:00,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:00,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:00,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:00,277 INFO L87 Difference]: Start difference. First operand 3647 states and 9717 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:01,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:01,585 INFO L93 Difference]: Finished difference Result 4561 states and 11628 transitions. [2022-03-15 15:04:01,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:01,585 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:01,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:01,591 INFO L225 Difference]: With dead ends: 4561 [2022-03-15 15:04:01,591 INFO L226 Difference]: Without dead ends: 4561 [2022-03-15 15:04:01,591 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:01,591 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1927 mSDsluCounter, 1316 mSDsCounter, 0 mSdLazyCounter, 1064 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1927 SdHoareTripleChecker+Valid, 1612 SdHoareTripleChecker+Invalid, 1353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1064 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:01,591 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1927 Valid, 1612 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1064 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:04:01,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4561 states. [2022-03-15 15:04:01,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4561 to 3871. [2022-03-15 15:04:01,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3871 states, 3867 states have (on average 2.677527799327644) internal successors, (10354), 3870 states have internal predecessors, (10354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:01,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3871 states to 3871 states and 10354 transitions. [2022-03-15 15:04:01,644 INFO L78 Accepts]: Start accepts. Automaton has 3871 states and 10354 transitions. Word has length 94 [2022-03-15 15:04:01,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:01,644 INFO L470 AbstractCegarLoop]: Abstraction has 3871 states and 10354 transitions. [2022-03-15 15:04:01,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:01,644 INFO L276 IsEmpty]: Start isEmpty. Operand 3871 states and 10354 transitions. [2022-03-15 15:04:01,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:01,647 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:01,647 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:01,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-15 15:04:01,647 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:01,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:01,648 INFO L85 PathProgramCache]: Analyzing trace with hash -2107685296, now seen corresponding path program 2 times [2022-03-15 15:04:01,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:01,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938286239] [2022-03-15 15:04:01,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:01,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:02,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:02,900 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:02,900 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938286239] [2022-03-15 15:04:02,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938286239] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:02,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:02,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:02,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791868318] [2022-03-15 15:04:02,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:02,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:02,901 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:02,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:02,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:02,901 INFO L87 Difference]: Start difference. First operand 3871 states and 10354 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:04,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:04,252 INFO L93 Difference]: Finished difference Result 4311 states and 11195 transitions. [2022-03-15 15:04:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:04,252 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:04,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:04,259 INFO L225 Difference]: With dead ends: 4311 [2022-03-15 15:04:04,259 INFO L226 Difference]: Without dead ends: 4311 [2022-03-15 15:04:04,259 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:04,259 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1579 mSDsluCounter, 1529 mSDsCounter, 0 mSdLazyCounter, 1254 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 1817 SdHoareTripleChecker+Invalid, 1373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 1254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:04,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1579 Valid, 1817 Invalid, 1373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 1254 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:04:04,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4311 states. [2022-03-15 15:04:04,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4311 to 3887. [2022-03-15 15:04:04,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3887 states, 3883 states have (on average 2.6785990213752253) internal successors, (10401), 3886 states have internal predecessors, (10401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:04,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 3887 states and 10401 transitions. [2022-03-15 15:04:04,309 INFO L78 Accepts]: Start accepts. Automaton has 3887 states and 10401 transitions. Word has length 94 [2022-03-15 15:04:04,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:04,309 INFO L470 AbstractCegarLoop]: Abstraction has 3887 states and 10401 transitions. [2022-03-15 15:04:04,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:04,310 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states and 10401 transitions. [2022-03-15 15:04:04,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:04,312 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:04,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:04,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-15 15:04:04,313 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:04,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:04,314 INFO L85 PathProgramCache]: Analyzing trace with hash -654045710, now seen corresponding path program 3 times [2022-03-15 15:04:04,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:04,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992497277] [2022-03-15 15:04:04,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:04,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:04,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:04,872 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:04,872 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992497277] [2022-03-15 15:04:04,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992497277] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:04,872 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:04,872 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:04,873 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662945343] [2022-03-15 15:04:04,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:04,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:04,873 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:04,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:04,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:04,873 INFO L87 Difference]: Start difference. First operand 3887 states and 10401 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:06,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:06,491 INFO L93 Difference]: Finished difference Result 5028 states and 12673 transitions. [2022-03-15 15:04:06,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:06,492 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:06,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:06,497 INFO L225 Difference]: With dead ends: 5028 [2022-03-15 15:04:06,497 INFO L226 Difference]: Without dead ends: 5028 [2022-03-15 15:04:06,497 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:06,498 INFO L933 BasicCegarLoop]: 425 mSDtfsCounter, 1403 mSDsluCounter, 1872 mSDsCounter, 0 mSdLazyCounter, 1714 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1403 SdHoareTripleChecker+Valid, 2220 SdHoareTripleChecker+Invalid, 1859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:06,498 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1403 Valid, 2220 Invalid, 1859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1714 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:06,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5028 states. [2022-03-15 15:04:06,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5028 to 3951. [2022-03-15 15:04:06,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3951 states, 3947 states have (on average 2.6827970610590324) internal successors, (10589), 3950 states have internal predecessors, (10589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:06,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-15 15:04:06,537 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-15 15:04:06,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:06,537 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-15 15:04:06,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:06,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-15 15:04:06,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:06,540 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:06,540 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:06,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-15 15:04:06,540 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:06,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:06,540 INFO L85 PathProgramCache]: Analyzing trace with hash -800942000, now seen corresponding path program 4 times [2022-03-15 15:04:06,540 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:06,540 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082481149] [2022-03-15 15:04:06,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:06,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:06,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:07,288 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:07,288 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082481149] [2022-03-15 15:04:07,288 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082481149] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:07,288 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:07,288 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:07,288 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244606555] [2022-03-15 15:04:07,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:07,288 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:07,288 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:07,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:07,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:07,288 INFO L87 Difference]: Start difference. First operand 3951 states and 10589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:08,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:08,618 INFO L93 Difference]: Finished difference Result 4814 states and 12324 transitions. [2022-03-15 15:04:08,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:08,619 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:08,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:08,626 INFO L225 Difference]: With dead ends: 4814 [2022-03-15 15:04:08,626 INFO L226 Difference]: Without dead ends: 4814 [2022-03-15 15:04:08,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:08,626 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1253 mSDsluCounter, 1437 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 1768 SdHoareTripleChecker+Invalid, 1431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:08,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 1768 Invalid, 1431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1288 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:04:08,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-03-15 15:04:08,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 3951. [2022-03-15 15:04:08,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3951 states, 3947 states have (on average 2.6827970610590324) internal successors, (10589), 3950 states have internal predecessors, (10589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:08,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-15 15:04:08,670 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-15 15:04:08,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:08,670 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-15 15:04:08,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:08,670 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-15 15:04:08,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:08,673 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:08,673 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:08,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-15 15:04:08,674 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:08,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:08,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1048242554, now seen corresponding path program 5 times [2022-03-15 15:04:08,674 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:08,674 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392623156] [2022-03-15 15:04:08,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:08,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:09,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:09,294 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:09,294 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392623156] [2022-03-15 15:04:09,294 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392623156] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:09,294 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:09,294 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:09,294 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072139680] [2022-03-15 15:04:09,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:09,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:09,294 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:09,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:09,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:09,295 INFO L87 Difference]: Start difference. First operand 3951 states and 10589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:10,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:10,648 INFO L93 Difference]: Finished difference Result 5296 states and 13410 transitions. [2022-03-15 15:04:10,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:04:10,654 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:10,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:10,664 INFO L225 Difference]: With dead ends: 5296 [2022-03-15 15:04:10,664 INFO L226 Difference]: Without dead ends: 5296 [2022-03-15 15:04:10,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:04:10,665 INFO L933 BasicCegarLoop]: 434 mSDtfsCounter, 1752 mSDsluCounter, 1627 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1752 SdHoareTripleChecker+Valid, 1993 SdHoareTripleChecker+Invalid, 1785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:10,665 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1752 Valid, 1993 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:04:10,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5296 states. [2022-03-15 15:04:10,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5296 to 3983. [2022-03-15 15:04:10,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3983 states, 3979 states have (on average 2.6848454385524003) internal successors, (10683), 3982 states have internal predecessors, (10683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:10,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3983 states and 10683 transitions. [2022-03-15 15:04:10,717 INFO L78 Accepts]: Start accepts. Automaton has 3983 states and 10683 transitions. Word has length 94 [2022-03-15 15:04:10,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:10,717 INFO L470 AbstractCegarLoop]: Abstraction has 3983 states and 10683 transitions. [2022-03-15 15:04:10,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:10,717 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 10683 transitions. [2022-03-15 15:04:10,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:10,720 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:10,721 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:10,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-15 15:04:10,721 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:10,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:10,721 INFO L85 PathProgramCache]: Analyzing trace with hash 901346264, now seen corresponding path program 6 times [2022-03-15 15:04:10,721 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:10,721 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877368792] [2022-03-15 15:04:10,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:10,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:11,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:11,796 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:11,796 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877368792] [2022-03-15 15:04:11,796 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877368792] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:11,796 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:11,797 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:11,797 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694441908] [2022-03-15 15:04:11,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:11,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:11,798 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:11,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:11,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:11,798 INFO L87 Difference]: Start difference. First operand 3983 states and 10683 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:13,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:13,425 INFO L93 Difference]: Finished difference Result 5027 states and 12912 transitions. [2022-03-15 15:04:13,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:13,426 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:13,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:13,433 INFO L225 Difference]: With dead ends: 5027 [2022-03-15 15:04:13,434 INFO L226 Difference]: Without dead ends: 5027 [2022-03-15 15:04:13,434 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:13,434 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1196 mSDsluCounter, 1875 mSDsCounter, 0 mSdLazyCounter, 1623 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1196 SdHoareTripleChecker+Valid, 2187 SdHoareTripleChecker+Invalid, 1740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:13,434 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1196 Valid, 2187 Invalid, 1740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1623 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:13,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5027 states. [2022-03-15 15:04:13,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5027 to 3951. [2022-03-15 15:04:13,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3951 states, 3947 states have (on average 2.6827970610590324) internal successors, (10589), 3950 states have internal predecessors, (10589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:13,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-15 15:04:13,490 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-15 15:04:13,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:13,490 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-15 15:04:13,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:13,491 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-15 15:04:13,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:13,494 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:13,494 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:13,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-15 15:04:13,494 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:13,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:13,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1110886090, now seen corresponding path program 7 times [2022-03-15 15:04:13,494 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:13,494 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087245076] [2022-03-15 15:04:13,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:13,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:14,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:14,274 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:14,274 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087245076] [2022-03-15 15:04:14,274 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087245076] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:14,274 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:14,274 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:14,274 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132839500] [2022-03-15 15:04:14,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:14,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:14,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:14,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:14,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:14,275 INFO L87 Difference]: Start difference. First operand 3951 states and 10589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:15,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:15,637 INFO L93 Difference]: Finished difference Result 5319 states and 13465 transitions. [2022-03-15 15:04:15,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:15,638 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:15,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:15,648 INFO L225 Difference]: With dead ends: 5319 [2022-03-15 15:04:15,648 INFO L226 Difference]: Without dead ends: 5319 [2022-03-15 15:04:15,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:15,649 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 1391 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 1702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:15,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1391 Valid, 1952 Invalid, 1702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:04:15,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2022-03-15 15:04:15,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 3999. [2022-03-15 15:04:15,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3999 states, 3995 states have (on average 2.685857321652065) internal successors, (10730), 3998 states have internal predecessors, (10730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:15,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 10730 transitions. [2022-03-15 15:04:15,720 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 10730 transitions. Word has length 94 [2022-03-15 15:04:15,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:15,721 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 10730 transitions. [2022-03-15 15:04:15,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:15,721 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 10730 transitions. [2022-03-15 15:04:15,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:15,725 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:15,725 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:15,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-15 15:04:15,725 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:15,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:15,725 INFO L85 PathProgramCache]: Analyzing trace with hash 963989800, now seen corresponding path program 8 times [2022-03-15 15:04:15,725 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:15,725 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433750468] [2022-03-15 15:04:15,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:15,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:16,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:16,787 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:16,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433750468] [2022-03-15 15:04:16,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433750468] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:16,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:16,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:16,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044898811] [2022-03-15 15:04:16,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:16,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:16,788 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:16,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:16,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:16,788 INFO L87 Difference]: Start difference. First operand 3999 states and 10730 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:18,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:18,006 INFO L93 Difference]: Finished difference Result 5105 states and 13116 transitions. [2022-03-15 15:04:18,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:18,006 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:18,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:18,014 INFO L225 Difference]: With dead ends: 5105 [2022-03-15 15:04:18,014 INFO L226 Difference]: Without dead ends: 5105 [2022-03-15 15:04:18,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:18,014 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1390 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 1351 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1390 SdHoareTripleChecker+Valid, 1867 SdHoareTripleChecker+Invalid, 1500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:18,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1390 Valid, 1867 Invalid, 1500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1351 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:04:18,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5105 states. [2022-03-15 15:04:18,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5105 to 3951. [2022-03-15 15:04:18,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3951 states, 3947 states have (on average 2.6827970610590324) internal successors, (10589), 3950 states have internal predecessors, (10589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:18,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-15 15:04:18,060 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-15 15:04:18,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:18,060 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-15 15:04:18,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:18,061 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-15 15:04:18,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:18,063 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:18,063 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:18,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-15 15:04:18,063 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:18,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:18,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1764422222, now seen corresponding path program 9 times [2022-03-15 15:04:18,064 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:18,064 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548435479] [2022-03-15 15:04:18,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:18,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:18,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:18,677 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:18,677 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548435479] [2022-03-15 15:04:18,677 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548435479] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:18,677 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:18,677 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:18,677 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107662444] [2022-03-15 15:04:18,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:18,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:18,678 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:18,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:18,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:18,678 INFO L87 Difference]: Start difference. First operand 3951 states and 10589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:20,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:20,011 INFO L93 Difference]: Finished difference Result 5274 states and 13374 transitions. [2022-03-15 15:04:20,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:20,011 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:20,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:20,020 INFO L225 Difference]: With dead ends: 5274 [2022-03-15 15:04:20,021 INFO L226 Difference]: Without dead ends: 5274 [2022-03-15 15:04:20,021 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:20,021 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 1533 mSDsluCounter, 1251 mSDsCounter, 0 mSdLazyCounter, 1294 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1533 SdHoareTripleChecker+Valid, 1607 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 273 IncrementalHoareTripleChecker+Valid, 1294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:20,021 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1533 Valid, 1607 Invalid, 1567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [273 Valid, 1294 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:04:20,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5274 states. [2022-03-15 15:04:20,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5274 to 4079. [2022-03-15 15:04:20,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4075 states have (on average 2.69079754601227) internal successors, (10965), 4078 states have internal predecessors, (10965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:20,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-15 15:04:20,093 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-15 15:04:20,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:20,093 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-15 15:04:20,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:20,093 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-15 15:04:20,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:20,097 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:20,097 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:20,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-15 15:04:20,097 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:20,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:20,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1911318512, now seen corresponding path program 10 times [2022-03-15 15:04:20,098 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:20,098 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852984385] [2022-03-15 15:04:20,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:20,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:20,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:20,971 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:20,971 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852984385] [2022-03-15 15:04:20,971 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852984385] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:20,971 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:20,971 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:20,972 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789216724] [2022-03-15 15:04:20,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:20,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:20,972 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:20,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:20,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:20,972 INFO L87 Difference]: Start difference. First operand 4079 states and 10965 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:22,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:22,441 INFO L93 Difference]: Finished difference Result 5060 states and 13025 transitions. [2022-03-15 15:04:22,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:22,441 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:22,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:22,448 INFO L225 Difference]: With dead ends: 5060 [2022-03-15 15:04:22,448 INFO L226 Difference]: Without dead ends: 5060 [2022-03-15 15:04:22,449 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:22,449 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1547 mSDsluCounter, 1674 mSDsCounter, 0 mSdLazyCounter, 1590 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1547 SdHoareTripleChecker+Valid, 1987 SdHoareTripleChecker+Invalid, 1795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:22,449 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1547 Valid, 1987 Invalid, 1795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1590 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:04:22,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5060 states. [2022-03-15 15:04:22,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5060 to 4079. [2022-03-15 15:04:22,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4075 states have (on average 2.69079754601227) internal successors, (10965), 4078 states have internal predecessors, (10965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:22,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-15 15:04:22,498 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-15 15:04:22,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:22,498 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-15 15:04:22,498 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:22,498 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-15 15:04:22,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:22,501 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:22,501 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:22,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-15 15:04:22,501 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:22,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:22,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1388400244, now seen corresponding path program 11 times [2022-03-15 15:04:22,502 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:22,502 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911082857] [2022-03-15 15:04:22,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:22,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:23,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:23,165 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:23,165 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911082857] [2022-03-15 15:04:23,165 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911082857] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:23,166 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:23,166 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:23,166 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700906952] [2022-03-15 15:04:23,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:23,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:23,166 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:23,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:23,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:23,166 INFO L87 Difference]: Start difference. First operand 4079 states and 10965 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:24,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:24,856 INFO L93 Difference]: Finished difference Result 5589 states and 14240 transitions. [2022-03-15 15:04:24,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:04:24,857 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:24,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:24,867 INFO L225 Difference]: With dead ends: 5589 [2022-03-15 15:04:24,867 INFO L226 Difference]: Without dead ends: 5589 [2022-03-15 15:04:24,867 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=381, Invalid=809, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:04:24,867 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 1507 mSDsluCounter, 1604 mSDsCounter, 0 mSdLazyCounter, 1603 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 1959 SdHoareTripleChecker+Invalid, 1848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 1603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:24,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 1959 Invalid, 1848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 1603 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:04:24,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5589 states. [2022-03-15 15:04:24,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5589 to 4127. [2022-03-15 15:04:24,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4127 states, 4123 states have (on average 2.6936696580160078) internal successors, (11106), 4126 states have internal predecessors, (11106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:24,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 11106 transitions. [2022-03-15 15:04:24,943 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 11106 transitions. Word has length 94 [2022-03-15 15:04:24,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:24,944 INFO L470 AbstractCegarLoop]: Abstraction has 4127 states and 11106 transitions. [2022-03-15 15:04:24,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:24,944 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 11106 transitions. [2022-03-15 15:04:24,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:24,948 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:24,948 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:24,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-15 15:04:24,949 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:24,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:24,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1535296534, now seen corresponding path program 12 times [2022-03-15 15:04:24,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:24,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439199273] [2022-03-15 15:04:24,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:24,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:25,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:25,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:25,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439199273] [2022-03-15 15:04:25,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439199273] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:25,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:25,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:25,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102119992] [2022-03-15 15:04:25,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:25,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:25,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:25,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:25,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:25,821 INFO L87 Difference]: Start difference. First operand 4127 states and 11106 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:27,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:27,385 INFO L93 Difference]: Finished difference Result 5210 states and 13444 transitions. [2022-03-15 15:04:27,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:27,385 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:27,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:27,392 INFO L225 Difference]: With dead ends: 5210 [2022-03-15 15:04:27,392 INFO L226 Difference]: Without dead ends: 5210 [2022-03-15 15:04:27,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:27,393 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1403 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 1495 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1403 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:27,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1403 Valid, 1896 Invalid, 1708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1495 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:27,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5210 states. [2022-03-15 15:04:27,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5210 to 4095. [2022-03-15 15:04:27,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4095 states, 4091 states have (on average 2.6917624052798828) internal successors, (11012), 4094 states have internal predecessors, (11012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:27,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 4095 states and 11012 transitions. [2022-03-15 15:04:27,441 INFO L78 Accepts]: Start accepts. Automaton has 4095 states and 11012 transitions. Word has length 94 [2022-03-15 15:04:27,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:27,442 INFO L470 AbstractCegarLoop]: Abstraction has 4095 states and 11012 transitions. [2022-03-15 15:04:27,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:27,442 INFO L276 IsEmpty]: Start isEmpty. Operand 4095 states and 11012 transitions. [2022-03-15 15:04:27,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:27,445 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:27,445 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:27,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-15 15:04:27,445 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:27,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:27,445 INFO L85 PathProgramCache]: Analyzing trace with hash 313888020, now seen corresponding path program 13 times [2022-03-15 15:04:27,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:27,446 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321415477] [2022-03-15 15:04:27,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:27,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:28,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:28,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:28,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321415477] [2022-03-15 15:04:28,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321415477] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:28,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:28,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:28,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131991275] [2022-03-15 15:04:28,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:28,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:28,133 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:28,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:28,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:28,133 INFO L87 Difference]: Start difference. First operand 4095 states and 11012 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:29,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:29,642 INFO L93 Difference]: Finished difference Result 5558 states and 14158 transitions. [2022-03-15 15:04:29,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:04:29,642 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:29,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:29,650 INFO L225 Difference]: With dead ends: 5558 [2022-03-15 15:04:29,650 INFO L226 Difference]: Without dead ends: 5558 [2022-03-15 15:04:29,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:04:29,651 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 1540 mSDsluCounter, 1602 mSDsCounter, 0 mSdLazyCounter, 1611 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1540 SdHoareTripleChecker+Valid, 1966 SdHoareTripleChecker+Invalid, 1887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:29,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1540 Valid, 1966 Invalid, 1887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1611 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:29,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5558 states. [2022-03-15 15:04:29,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5558 to 4127. [2022-03-15 15:04:29,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4127 states, 4123 states have (on average 2.6936696580160078) internal successors, (11106), 4126 states have internal predecessors, (11106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:29,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 11106 transitions. [2022-03-15 15:04:29,704 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 11106 transitions. Word has length 94 [2022-03-15 15:04:29,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:29,704 INFO L470 AbstractCegarLoop]: Abstraction has 4127 states and 11106 transitions. [2022-03-15 15:04:29,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:29,704 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 11106 transitions. [2022-03-15 15:04:29,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:29,707 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:29,708 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:29,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-15 15:04:29,708 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:29,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:29,708 INFO L85 PathProgramCache]: Analyzing trace with hash 166991730, now seen corresponding path program 14 times [2022-03-15 15:04:29,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:29,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580946779] [2022-03-15 15:04:29,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:29,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:30,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:30,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:30,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580946779] [2022-03-15 15:04:30,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580946779] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:30,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:30,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:30,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857529457] [2022-03-15 15:04:30,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:30,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:30,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:30,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:30,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:30,510 INFO L87 Difference]: Start difference. First operand 4127 states and 11106 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:31,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:31,855 INFO L93 Difference]: Finished difference Result 5289 states and 13660 transitions. [2022-03-15 15:04:31,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:31,855 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:31,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:31,863 INFO L225 Difference]: With dead ends: 5289 [2022-03-15 15:04:31,863 INFO L226 Difference]: Without dead ends: 5289 [2022-03-15 15:04:31,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:31,863 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1560 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1560 SdHoareTripleChecker+Valid, 2029 SdHoareTripleChecker+Invalid, 1887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:31,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1560 Valid, 2029 Invalid, 1887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:04:31,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5289 states. [2022-03-15 15:04:31,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5289 to 4079. [2022-03-15 15:04:31,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4075 states have (on average 2.69079754601227) internal successors, (10965), 4078 states have internal predecessors, (10965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:31,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-15 15:04:31,914 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-15 15:04:31,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:31,914 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-15 15:04:31,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:31,914 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-15 15:04:31,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:31,917 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:31,917 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:31,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-15 15:04:31,917 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:31,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:31,917 INFO L85 PathProgramCache]: Analyzing trace with hash -191153126, now seen corresponding path program 15 times [2022-03-15 15:04:31,917 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:31,918 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358996553] [2022-03-15 15:04:31,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:31,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:32,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:32,418 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:32,418 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358996553] [2022-03-15 15:04:32,418 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358996553] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:32,419 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:32,419 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:32,419 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860170493] [2022-03-15 15:04:32,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:32,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:32,419 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:32,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:32,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:32,419 INFO L87 Difference]: Start difference. First operand 4079 states and 10965 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:33,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:33,979 INFO L93 Difference]: Finished difference Result 5360 states and 13605 transitions. [2022-03-15 15:04:33,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:33,980 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:33,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:33,987 INFO L225 Difference]: With dead ends: 5360 [2022-03-15 15:04:33,987 INFO L226 Difference]: Without dead ends: 5360 [2022-03-15 15:04:33,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:33,987 INFO L933 BasicCegarLoop]: 399 mSDtfsCounter, 1497 mSDsluCounter, 1544 mSDsCounter, 0 mSdLazyCounter, 1551 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1497 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 1832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 1551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:33,987 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1497 Valid, 1886 Invalid, 1832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 1551 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:33,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5360 states. [2022-03-15 15:04:34,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5360 to 4143. [2022-03-15 15:04:34,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:34,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-15 15:04:34,051 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-15 15:04:34,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:34,051 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-15 15:04:34,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:34,052 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-15 15:04:34,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:34,056 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:34,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:34,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-15 15:04:34,057 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:34,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:34,057 INFO L85 PathProgramCache]: Analyzing trace with hash -338049416, now seen corresponding path program 16 times [2022-03-15 15:04:34,057 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:34,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729620638] [2022-03-15 15:04:34,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:34,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:34,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:34,901 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:34,901 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729620638] [2022-03-15 15:04:34,901 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729620638] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:34,901 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:34,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:34,902 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323099216] [2022-03-15 15:04:34,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:34,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:34,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:34,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:34,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:34,902 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:36,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:36,636 INFO L93 Difference]: Finished difference Result 5146 states and 13256 transitions. [2022-03-15 15:04:36,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:36,636 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:36,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:36,644 INFO L225 Difference]: With dead ends: 5146 [2022-03-15 15:04:36,644 INFO L226 Difference]: Without dead ends: 5146 [2022-03-15 15:04:36,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:36,644 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1629 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 1679 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1629 SdHoareTripleChecker+Valid, 2026 SdHoareTripleChecker+Invalid, 1859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:36,645 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1629 Valid, 2026 Invalid, 1859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1679 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:04:36,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5146 states. [2022-03-15 15:04:36,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5146 to 4111. [2022-03-15 15:04:36,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4111 states, 4107 states have (on average 2.692719746773801) internal successors, (11059), 4110 states have internal predecessors, (11059), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:36,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4111 states to 4111 states and 11059 transitions. [2022-03-15 15:04:36,707 INFO L78 Accepts]: Start accepts. Automaton has 4111 states and 11059 transitions. Word has length 94 [2022-03-15 15:04:36,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:36,707 INFO L470 AbstractCegarLoop]: Abstraction has 4111 states and 11059 transitions. [2022-03-15 15:04:36,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:36,708 INFO L276 IsEmpty]: Start isEmpty. Operand 4111 states and 11059 transitions. [2022-03-15 15:04:36,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:36,712 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:36,712 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:36,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-15 15:04:36,712 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:36,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:36,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1511135138, now seen corresponding path program 17 times [2022-03-15 15:04:36,713 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:36,713 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592824072] [2022-03-15 15:04:36,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:36,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:37,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:37,361 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:37,361 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592824072] [2022-03-15 15:04:37,361 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592824072] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:37,361 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:37,361 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:37,361 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909796712] [2022-03-15 15:04:37,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:37,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:37,361 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:37,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:37,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:37,362 INFO L87 Difference]: Start difference. First operand 4111 states and 11059 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:38,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:38,846 INFO L93 Difference]: Finished difference Result 5628 states and 14342 transitions. [2022-03-15 15:04:38,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:04:38,846 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:38,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:38,854 INFO L225 Difference]: With dead ends: 5628 [2022-03-15 15:04:38,854 INFO L226 Difference]: Without dead ends: 5628 [2022-03-15 15:04:38,854 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:04:38,854 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 1472 mSDsluCounter, 1572 mSDsCounter, 0 mSdLazyCounter, 1509 mSolverCounterSat, 316 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1472 SdHoareTripleChecker+Valid, 1927 SdHoareTripleChecker+Invalid, 1825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 316 IncrementalHoareTripleChecker+Valid, 1509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:38,854 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1472 Valid, 1927 Invalid, 1825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [316 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:04:38,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5628 states. [2022-03-15 15:04:38,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5628 to 4143. [2022-03-15 15:04:38,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:38,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-15 15:04:38,904 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-15 15:04:38,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:38,904 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-15 15:04:38,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:38,904 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-15 15:04:38,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:38,907 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:38,908 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:38,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-15 15:04:38,908 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:38,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:38,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1364238848, now seen corresponding path program 18 times [2022-03-15 15:04:38,908 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:38,908 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106389919] [2022-03-15 15:04:38,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:38,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:39,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:39,685 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:39,685 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106389919] [2022-03-15 15:04:39,685 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106389919] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:39,685 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:39,685 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:39,685 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984415806] [2022-03-15 15:04:39,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:39,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:39,686 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:39,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:39,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:39,686 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:41,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:41,196 INFO L93 Difference]: Finished difference Result 5359 states and 13844 transitions. [2022-03-15 15:04:41,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:41,220 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:41,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:41,227 INFO L225 Difference]: With dead ends: 5359 [2022-03-15 15:04:41,227 INFO L226 Difference]: Without dead ends: 5359 [2022-03-15 15:04:41,227 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:41,227 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1387 mSDsluCounter, 1857 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 2162 SdHoareTripleChecker+Invalid, 1983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:41,227 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 2162 Invalid, 1983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:41,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5359 states. [2022-03-15 15:04:41,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5359 to 4095. [2022-03-15 15:04:41,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4095 states, 4091 states have (on average 2.6917624052798828) internal successors, (11012), 4094 states have internal predecessors, (11012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 4095 states and 11012 transitions. [2022-03-15 15:04:41,284 INFO L78 Accepts]: Start accepts. Automaton has 4095 states and 11012 transitions. Word has length 94 [2022-03-15 15:04:41,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:41,284 INFO L470 AbstractCegarLoop]: Abstraction has 4095 states and 11012 transitions. [2022-03-15 15:04:41,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:41,284 INFO L276 IsEmpty]: Start isEmpty. Operand 4095 states and 11012 transitions. [2022-03-15 15:04:41,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:41,288 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:41,288 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:41,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-15 15:04:41,288 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:41,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:41,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1573778674, now seen corresponding path program 19 times [2022-03-15 15:04:41,289 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:41,289 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71400298] [2022-03-15 15:04:41,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:41,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:42,181 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:42,181 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71400298] [2022-03-15 15:04:42,181 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71400298] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:42,181 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:42,181 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:42,181 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456265926] [2022-03-15 15:04:42,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:42,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:42,182 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:42,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:42,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:42,182 INFO L87 Difference]: Start difference. First operand 4095 states and 11012 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:43,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:43,759 INFO L93 Difference]: Finished difference Result 5533 states and 14072 transitions. [2022-03-15 15:04:43,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:43,759 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:43,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:43,769 INFO L225 Difference]: With dead ends: 5533 [2022-03-15 15:04:43,769 INFO L226 Difference]: Without dead ends: 5533 [2022-03-15 15:04:43,769 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:43,770 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1680 mSDsluCounter, 1379 mSDsCounter, 0 mSdLazyCounter, 1377 mSolverCounterSat, 286 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1680 SdHoareTripleChecker+Valid, 1734 SdHoareTripleChecker+Invalid, 1663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 286 IncrementalHoareTripleChecker+Valid, 1377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:43,770 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1680 Valid, 1734 Invalid, 1663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [286 Valid, 1377 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:04:43,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5533 states. [2022-03-15 15:04:43,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5533 to 4143. [2022-03-15 15:04:43,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:43,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-15 15:04:43,900 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-15 15:04:43,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:43,900 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-15 15:04:43,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:43,901 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-15 15:04:43,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:43,905 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:43,905 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:43,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-15 15:04:43,905 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:43,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:43,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1426882384, now seen corresponding path program 20 times [2022-03-15 15:04:43,906 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:43,906 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316881325] [2022-03-15 15:04:43,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:43,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:45,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:45,110 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:45,110 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316881325] [2022-03-15 15:04:45,110 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316881325] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:45,110 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:45,111 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:45,111 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539459967] [2022-03-15 15:04:45,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:45,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:45,111 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:45,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:45,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:45,111 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:46,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:46,778 INFO L93 Difference]: Finished difference Result 5319 states and 13723 transitions. [2022-03-15 15:04:46,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:46,778 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:46,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:46,785 INFO L225 Difference]: With dead ends: 5319 [2022-03-15 15:04:46,785 INFO L226 Difference]: Without dead ends: 5319 [2022-03-15 15:04:46,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:46,785 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1472 mSDsluCounter, 1609 mSDsCounter, 0 mSdLazyCounter, 1553 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1472 SdHoareTripleChecker+Valid, 1924 SdHoareTripleChecker+Invalid, 1743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:46,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1472 Valid, 1924 Invalid, 1743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1553 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:46,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2022-03-15 15:04:46,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 4079. [2022-03-15 15:04:46,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4075 states have (on average 2.69079754601227) internal successors, (10965), 4078 states have internal predecessors, (10965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:46,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-15 15:04:46,835 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-15 15:04:46,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:46,835 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-15 15:04:46,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:46,835 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-15 15:04:46,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:46,838 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:46,838 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:46,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-15 15:04:46,839 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:46,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:46,839 INFO L85 PathProgramCache]: Analyzing trace with hash 80052082, now seen corresponding path program 21 times [2022-03-15 15:04:46,839 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:46,839 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638057416] [2022-03-15 15:04:46,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:46,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:47,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:47,473 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:47,473 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638057416] [2022-03-15 15:04:47,473 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638057416] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:47,473 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:47,473 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:47,473 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543660931] [2022-03-15 15:04:47,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:47,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:47,473 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:47,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:47,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:47,473 INFO L87 Difference]: Start difference. First operand 4079 states and 10965 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:48,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:48,986 INFO L93 Difference]: Finished difference Result 5574 states and 14212 transitions. [2022-03-15 15:04:48,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:48,986 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:48,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:48,995 INFO L225 Difference]: With dead ends: 5574 [2022-03-15 15:04:48,995 INFO L226 Difference]: Without dead ends: 5574 [2022-03-15 15:04:48,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:48,996 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1508 mSDsluCounter, 1208 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 308 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1508 SdHoareTripleChecker+Valid, 1558 SdHoareTripleChecker+Invalid, 1626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 308 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:48,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1508 Valid, 1558 Invalid, 1626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [308 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:04:49,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5574 states. [2022-03-15 15:04:49,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5574 to 4191. [2022-03-15 15:04:49,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 4187 states have (on average 2.6973967040840696) internal successors, (11294), 4190 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:49,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-15 15:04:49,063 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-15 15:04:49,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:49,063 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-15 15:04:49,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:49,063 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-15 15:04:49,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:49,067 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:49,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:49,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-15 15:04:49,067 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:49,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:49,067 INFO L85 PathProgramCache]: Analyzing trace with hash -66844208, now seen corresponding path program 22 times [2022-03-15 15:04:49,068 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:49,068 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006881780] [2022-03-15 15:04:49,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:49,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:49,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:49,895 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:49,895 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006881780] [2022-03-15 15:04:49,895 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006881780] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:49,895 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:49,895 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:49,895 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294447679] [2022-03-15 15:04:49,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:49,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:49,896 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:49,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:49,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:49,896 INFO L87 Difference]: Start difference. First operand 4191 states and 11294 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:51,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:51,534 INFO L93 Difference]: Finished difference Result 5360 states and 13863 transitions. [2022-03-15 15:04:51,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:51,535 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:51,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:51,543 INFO L225 Difference]: With dead ends: 5360 [2022-03-15 15:04:51,543 INFO L226 Difference]: Without dead ends: 5360 [2022-03-15 15:04:51,544 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:51,544 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1212 mSDsluCounter, 1519 mSDsCounter, 0 mSdLazyCounter, 1486 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 1834 SdHoareTripleChecker+Invalid, 1726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:51,544 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 1834 Invalid, 1726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1486 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:51,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5360 states. [2022-03-15 15:04:51,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5360 to 4143. [2022-03-15 15:04:51,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:51,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-15 15:04:51,610 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-15 15:04:51,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:51,610 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-15 15:04:51,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:51,611 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-15 15:04:51,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:51,615 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:51,615 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:51,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-15 15:04:51,615 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:51,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:51,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1733005456, now seen corresponding path program 23 times [2022-03-15 15:04:51,616 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:51,616 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250654154] [2022-03-15 15:04:51,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:51,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:52,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:52,316 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:52,316 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250654154] [2022-03-15 15:04:52,316 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250654154] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:52,316 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:52,316 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:52,316 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129169072] [2022-03-15 15:04:52,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:52,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:52,316 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:52,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:52,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:52,317 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:54,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:54,197 INFO L93 Difference]: Finished difference Result 6039 states and 15497 transitions. [2022-03-15 15:04:54,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:04:54,197 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:54,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:54,207 INFO L225 Difference]: With dead ends: 6039 [2022-03-15 15:04:54,207 INFO L226 Difference]: Without dead ends: 6039 [2022-03-15 15:04:54,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=389, Invalid=801, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:04:54,207 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 1529 mSDsluCounter, 1713 mSDsCounter, 0 mSdLazyCounter, 1769 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1529 SdHoareTripleChecker+Valid, 2065 SdHoareTripleChecker+Invalid, 2084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 1769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:54,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1529 Valid, 2065 Invalid, 2084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 1769 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:04:54,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6039 states. [2022-03-15 15:04:54,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6039 to 4239. [2022-03-15 15:04:54,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:54,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-15 15:04:54,277 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-15 15:04:54,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:54,277 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-15 15:04:54,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:54,278 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-15 15:04:54,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:54,282 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:54,282 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:54,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-15 15:04:54,282 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:54,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:54,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1586109166, now seen corresponding path program 24 times [2022-03-15 15:04:54,282 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:54,282 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624085390] [2022-03-15 15:04:54,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:54,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:55,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:55,224 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:55,224 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624085390] [2022-03-15 15:04:55,224 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624085390] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:55,224 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:55,224 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:55,224 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529212141] [2022-03-15 15:04:55,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:55,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:55,224 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:55,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:55,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:55,224 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:57,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:57,037 INFO L93 Difference]: Finished difference Result 5660 states and 14701 transitions. [2022-03-15 15:04:57,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:57,037 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:57,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:57,046 INFO L225 Difference]: With dead ends: 5660 [2022-03-15 15:04:57,046 INFO L226 Difference]: Without dead ends: 5660 [2022-03-15 15:04:57,046 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:57,047 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1173 mSDsluCounter, 1808 mSDsCounter, 0 mSdLazyCounter, 1795 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1173 SdHoareTripleChecker+Valid, 2111 SdHoareTripleChecker+Invalid, 2010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 1795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:57,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1173 Valid, 2111 Invalid, 2010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1795 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:04:57,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5660 states. [2022-03-15 15:04:57,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5660 to 4175. [2022-03-15 15:04:57,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4175 states, 4171 states have (on average 2.6964756653080797) internal successors, (11247), 4174 states have internal predecessors, (11247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:57,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 4175 states and 11247 transitions. [2022-03-15 15:04:57,111 INFO L78 Accepts]: Start accepts. Automaton has 4175 states and 11247 transitions. Word has length 94 [2022-03-15 15:04:57,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:57,111 INFO L470 AbstractCegarLoop]: Abstraction has 4175 states and 11247 transitions. [2022-03-15 15:04:57,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:57,112 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 11247 transitions. [2022-03-15 15:04:57,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:57,116 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:57,116 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:57,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-15 15:04:57,116 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:57,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:57,116 INFO L85 PathProgramCache]: Analyzing trace with hash 136104366, now seen corresponding path program 25 times [2022-03-15 15:04:57,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:57,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376438261] [2022-03-15 15:04:57,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:57,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:57,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:57,737 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:57,737 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376438261] [2022-03-15 15:04:57,737 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376438261] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:57,737 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:57,737 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:57,737 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338934123] [2022-03-15 15:04:57,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:57,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:57,737 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:57,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:57,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:57,738 INFO L87 Difference]: Start difference. First operand 4175 states and 11247 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:59,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:59,586 INFO L93 Difference]: Finished difference Result 5921 states and 15172 transitions. [2022-03-15 15:04:59,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:04:59,586 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:04:59,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:59,595 INFO L225 Difference]: With dead ends: 5921 [2022-03-15 15:04:59,596 INFO L226 Difference]: Without dead ends: 5921 [2022-03-15 15:04:59,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=412, Invalid=848, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:04:59,596 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1594 mSDsluCounter, 1511 mSDsCounter, 0 mSdLazyCounter, 1635 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1594 SdHoareTripleChecker+Valid, 1872 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 1635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:59,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1594 Valid, 1872 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:04:59,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5921 states. [2022-03-15 15:04:59,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5921 to 4223. [2022-03-15 15:04:59,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:59,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-15 15:04:59,659 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-15 15:04:59,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:59,659 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-15 15:04:59,659 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:59,659 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-15 15:04:59,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:04:59,663 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:59,663 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:59,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-15 15:04:59,663 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:04:59,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:59,664 INFO L85 PathProgramCache]: Analyzing trace with hash -10791924, now seen corresponding path program 26 times [2022-03-15 15:04:59,664 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:59,664 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188466326] [2022-03-15 15:04:59,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:59,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:00,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:00,519 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:00,519 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188466326] [2022-03-15 15:05:00,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188466326] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:00,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:00,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:00,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064099657] [2022-03-15 15:05:00,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:00,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:00,520 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:00,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:00,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:00,520 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:02,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:02,322 INFO L93 Difference]: Finished difference Result 5542 states and 14376 transitions. [2022-03-15 15:05:02,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:02,322 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:02,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:02,331 INFO L225 Difference]: With dead ends: 5542 [2022-03-15 15:05:02,331 INFO L226 Difference]: Without dead ends: 5542 [2022-03-15 15:05:02,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:02,331 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1201 mSDsluCounter, 1702 mSDsCounter, 0 mSdLazyCounter, 1656 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1201 SdHoareTripleChecker+Valid, 2011 SdHoareTripleChecker+Invalid, 1903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:02,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 2011 Invalid, 1903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:02,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5542 states. [2022-03-15 15:05:02,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5542 to 4191. [2022-03-15 15:05:02,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 4187 states have (on average 2.6973967040840696) internal successors, (11294), 4190 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:02,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-15 15:05:02,393 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-15 15:05:02,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:02,393 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-15 15:05:02,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:02,393 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-15 15:05:02,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:02,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:02,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:02,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-15 15:05:02,398 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:02,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:02,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1838392630, now seen corresponding path program 27 times [2022-03-15 15:05:02,398 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:02,398 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183233411] [2022-03-15 15:05:02,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:02,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:03,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:03,144 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:03,144 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183233411] [2022-03-15 15:05:03,144 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183233411] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:03,144 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:03,144 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:03,144 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131072131] [2022-03-15 15:05:03,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:03,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:03,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:03,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:03,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:03,145 INFO L87 Difference]: Start difference. First operand 4191 states and 11294 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:05,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:05,049 INFO L93 Difference]: Finished difference Result 5890 states and 15090 transitions. [2022-03-15 15:05:05,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:05:05,049 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:05,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:05,059 INFO L225 Difference]: With dead ends: 5890 [2022-03-15 15:05:05,059 INFO L226 Difference]: Without dead ends: 5890 [2022-03-15 15:05:05,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:05:05,060 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 1756 mSDsluCounter, 1550 mSDsCounter, 0 mSdLazyCounter, 1619 mSolverCounterSat, 376 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1756 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 376 IncrementalHoareTripleChecker+Valid, 1619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:05,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1756 Valid, 1920 Invalid, 1995 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [376 Valid, 1619 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:05,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5890 states. [2022-03-15 15:05:05,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5890 to 4223. [2022-03-15 15:05:05,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:05,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-15 15:05:05,128 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-15 15:05:05,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:05,128 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-15 15:05:05,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:05,128 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-15 15:05:05,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:05,132 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:05,132 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:05,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-15 15:05:05,132 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:05,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:05,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1691496340, now seen corresponding path program 28 times [2022-03-15 15:05:05,133 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:05,133 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472286709] [2022-03-15 15:05:05,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:05,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:05,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:06,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:06,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:06,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472286709] [2022-03-15 15:05:06,194 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472286709] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:06,194 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:06,194 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:06,194 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92677119] [2022-03-15 15:05:06,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:06,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:06,194 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:06,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:06,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:06,195 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:08,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:08,119 INFO L93 Difference]: Finished difference Result 5621 states and 14592 transitions. [2022-03-15 15:05:08,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:08,120 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:08,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:08,128 INFO L225 Difference]: With dead ends: 5621 [2022-03-15 15:05:08,128 INFO L226 Difference]: Without dead ends: 5621 [2022-03-15 15:05:08,128 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:08,128 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1148 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1148 SdHoareTripleChecker+Valid, 2149 SdHoareTripleChecker+Invalid, 2041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 1825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:08,128 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1148 Valid, 2149 Invalid, 2041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:05:08,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5621 states. [2022-03-15 15:05:08,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5621 to 4143. [2022-03-15 15:05:08,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:08,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-15 15:05:08,188 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-15 15:05:08,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:08,189 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-15 15:05:08,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:08,189 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-15 15:05:08,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:08,192 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:08,192 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:08,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-15 15:05:08,193 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:08,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:08,193 INFO L85 PathProgramCache]: Analyzing trace with hash 142158938, now seen corresponding path program 29 times [2022-03-15 15:05:08,193 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:08,193 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194291579] [2022-03-15 15:05:08,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:08,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:08,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:08,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:08,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:08,870 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194291579] [2022-03-15 15:05:08,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194291579] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:08,870 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:08,870 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:08,870 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231760584] [2022-03-15 15:05:08,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:08,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:08,871 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:08,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:08,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:08,871 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:10,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:10,760 INFO L93 Difference]: Finished difference Result 5746 states and 14674 transitions. [2022-03-15 15:05:10,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:10,760 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:10,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:10,768 INFO L225 Difference]: With dead ends: 5746 [2022-03-15 15:05:10,768 INFO L226 Difference]: Without dead ends: 5746 [2022-03-15 15:05:10,768 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:10,769 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1371 mSDsluCounter, 1783 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1371 SdHoareTripleChecker+Valid, 2118 SdHoareTripleChecker+Invalid, 2124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:10,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1371 Valid, 2118 Invalid, 2124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1866 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:05:10,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5746 states. [2022-03-15 15:05:10,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5746 to 4271. [2022-03-15 15:05:10,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4271 states, 4267 states have (on average 2.7018982891961567) internal successors, (11529), 4270 states have internal predecessors, (11529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:10,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 4271 states and 11529 transitions. [2022-03-15 15:05:10,830 INFO L78 Accepts]: Start accepts. Automaton has 4271 states and 11529 transitions. Word has length 94 [2022-03-15 15:05:10,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:10,830 INFO L470 AbstractCegarLoop]: Abstraction has 4271 states and 11529 transitions. [2022-03-15 15:05:10,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:10,830 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 11529 transitions. [2022-03-15 15:05:10,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:10,834 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:10,834 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:10,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-15 15:05:10,834 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:10,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:10,834 INFO L85 PathProgramCache]: Analyzing trace with hash -4737352, now seen corresponding path program 30 times [2022-03-15 15:05:10,834 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:10,834 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848195903] [2022-03-15 15:05:10,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:10,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:11,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:11,682 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:11,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848195903] [2022-03-15 15:05:11,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848195903] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:11,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:11,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:11,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091469964] [2022-03-15 15:05:11,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:11,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:11,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:11,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:11,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:11,683 INFO L87 Difference]: Start difference. First operand 4271 states and 11529 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:13,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:13,265 INFO L93 Difference]: Finished difference Result 5532 states and 14325 transitions. [2022-03-15 15:05:13,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:13,266 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:13,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:13,273 INFO L225 Difference]: With dead ends: 5532 [2022-03-15 15:05:13,274 INFO L226 Difference]: Without dead ends: 5532 [2022-03-15 15:05:13,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:13,274 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1208 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 1625 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 1968 SdHoareTripleChecker+Invalid, 1872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:13,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 1968 Invalid, 1872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1625 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:13,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5532 states. [2022-03-15 15:05:13,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5532 to 4207. [2022-03-15 15:05:13,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4207 states, 4203 states have (on average 2.6983107304306446) internal successors, (11341), 4206 states have internal predecessors, (11341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:13,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-15 15:05:13,333 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-15 15:05:13,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:13,333 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-15 15:05:13,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:13,334 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-15 15:05:13,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:13,337 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:13,338 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:13,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-15 15:05:13,338 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:13,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:13,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1454742152, now seen corresponding path program 31 times [2022-03-15 15:05:13,338 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:13,338 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973699115] [2022-03-15 15:05:13,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:13,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:13,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:13,989 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:13,989 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973699115] [2022-03-15 15:05:13,989 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973699115] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:13,989 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:13,989 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:13,989 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553845795] [2022-03-15 15:05:13,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:13,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:13,989 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:13,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:13,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:13,990 INFO L87 Difference]: Start difference. First operand 4207 states and 11341 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:15,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:15,700 INFO L93 Difference]: Finished difference Result 6061 states and 15540 transitions. [2022-03-15 15:05:15,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:05:15,700 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:15,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:15,710 INFO L225 Difference]: With dead ends: 6061 [2022-03-15 15:05:15,710 INFO L226 Difference]: Without dead ends: 6061 [2022-03-15 15:05:15,710 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:05:15,710 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 1748 mSDsluCounter, 1729 mSDsCounter, 0 mSdLazyCounter, 1828 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1748 SdHoareTripleChecker+Valid, 2070 SdHoareTripleChecker+Invalid, 2115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1828 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:15,710 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1748 Valid, 2070 Invalid, 2115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1828 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:15,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6061 states. [2022-03-15 15:05:15,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6061 to 4255. [2022-03-15 15:05:15,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4255 states, 4251 states have (on average 2.7010115266996) internal successors, (11482), 4254 states have internal predecessors, (11482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:15,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 4255 states and 11482 transitions. [2022-03-15 15:05:15,811 INFO L78 Accepts]: Start accepts. Automaton has 4255 states and 11482 transitions. Word has length 94 [2022-03-15 15:05:15,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:15,812 INFO L470 AbstractCegarLoop]: Abstraction has 4255 states and 11482 transitions. [2022-03-15 15:05:15,812 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:15,812 INFO L276 IsEmpty]: Start isEmpty. Operand 4255 states and 11482 transitions. [2022-03-15 15:05:15,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:15,816 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:15,816 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:15,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-15 15:05:15,816 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:15,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:15,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1601638442, now seen corresponding path program 32 times [2022-03-15 15:05:15,817 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:15,817 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271580466] [2022-03-15 15:05:15,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:15,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:16,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:16,506 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:16,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271580466] [2022-03-15 15:05:16,507 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271580466] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:16,507 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:16,507 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:16,507 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550424202] [2022-03-15 15:05:16,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:16,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:16,507 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:16,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:16,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:16,507 INFO L87 Difference]: Start difference. First operand 4255 states and 11482 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:18,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:18,267 INFO L93 Difference]: Finished difference Result 5682 states and 14744 transitions. [2022-03-15 15:05:18,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:18,267 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:18,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:18,274 INFO L225 Difference]: With dead ends: 5682 [2022-03-15 15:05:18,274 INFO L226 Difference]: Without dead ends: 5682 [2022-03-15 15:05:18,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:18,275 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1143 mSDsluCounter, 2039 mSDsCounter, 0 mSdLazyCounter, 1998 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1143 SdHoareTripleChecker+Valid, 2335 SdHoareTripleChecker+Invalid, 2215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1998 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:18,275 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1143 Valid, 2335 Invalid, 2215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1998 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:18,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5682 states. [2022-03-15 15:05:18,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5682 to 4223. [2022-03-15 15:05:18,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:18,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-15 15:05:18,334 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-15 15:05:18,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:18,335 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-15 15:05:18,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:18,335 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-15 15:05:18,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:18,339 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:18,339 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:18,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-15 15:05:18,339 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:18,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:18,339 INFO L85 PathProgramCache]: Analyzing trace with hash 247546112, now seen corresponding path program 33 times [2022-03-15 15:05:18,339 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:18,339 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343187845] [2022-03-15 15:05:18,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:18,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:19,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:19,089 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:19,089 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343187845] [2022-03-15 15:05:19,089 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343187845] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:19,089 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:19,089 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:19,089 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040487606] [2022-03-15 15:05:19,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:19,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:19,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:19,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:19,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:19,090 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:21,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:21,144 INFO L93 Difference]: Finished difference Result 6030 states and 15458 transitions. [2022-03-15 15:05:21,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:05:21,144 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:21,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:21,154 INFO L225 Difference]: With dead ends: 6030 [2022-03-15 15:05:21,154 INFO L226 Difference]: Without dead ends: 6030 [2022-03-15 15:05:21,154 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:05:21,154 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 1528 mSDsluCounter, 1918 mSDsCounter, 0 mSdLazyCounter, 2015 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1528 SdHoareTripleChecker+Valid, 2263 SdHoareTripleChecker+Invalid, 2276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 2015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:21,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1528 Valid, 2263 Invalid, 2276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 2015 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:05:21,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6030 states. [2022-03-15 15:05:21,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6030 to 4255. [2022-03-15 15:05:21,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4255 states, 4251 states have (on average 2.7010115266996) internal successors, (11482), 4254 states have internal predecessors, (11482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:21,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 4255 states and 11482 transitions. [2022-03-15 15:05:21,273 INFO L78 Accepts]: Start accepts. Automaton has 4255 states and 11482 transitions. Word has length 94 [2022-03-15 15:05:21,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:21,273 INFO L470 AbstractCegarLoop]: Abstraction has 4255 states and 11482 transitions. [2022-03-15 15:05:21,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:21,273 INFO L276 IsEmpty]: Start isEmpty. Operand 4255 states and 11482 transitions. [2022-03-15 15:05:21,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:21,277 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:21,277 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:21,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-15 15:05:21,277 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:21,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:21,278 INFO L85 PathProgramCache]: Analyzing trace with hash 100649822, now seen corresponding path program 34 times [2022-03-15 15:05:21,278 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:21,278 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914703040] [2022-03-15 15:05:21,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:21,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:22,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:22,305 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:22,305 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914703040] [2022-03-15 15:05:22,305 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914703040] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:22,306 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:22,306 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:22,306 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914692525] [2022-03-15 15:05:22,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:22,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:22,306 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:22,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:22,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:22,306 INFO L87 Difference]: Start difference. First operand 4255 states and 11482 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:24,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:24,136 INFO L93 Difference]: Finished difference Result 5761 states and 14960 transitions. [2022-03-15 15:05:24,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:24,136 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:24,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:24,143 INFO L225 Difference]: With dead ends: 5761 [2022-03-15 15:05:24,143 INFO L226 Difference]: Without dead ends: 5761 [2022-03-15 15:05:24,144 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:24,144 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1476 mSDsluCounter, 1621 mSDsCounter, 0 mSdLazyCounter, 1673 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1476 SdHoareTripleChecker+Valid, 1930 SdHoareTripleChecker+Invalid, 1926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 1673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:24,144 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1476 Valid, 1930 Invalid, 1926 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 1673 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:24,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5761 states. [2022-03-15 15:05:24,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5761 to 4175. [2022-03-15 15:05:24,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4175 states, 4171 states have (on average 2.6964756653080797) internal successors, (11247), 4174 states have internal predecessors, (11247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:24,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 4175 states and 11247 transitions. [2022-03-15 15:05:24,192 INFO L78 Accepts]: Start accepts. Automaton has 4175 states and 11247 transitions. Word has length 94 [2022-03-15 15:05:24,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:24,192 INFO L470 AbstractCegarLoop]: Abstraction has 4175 states and 11247 transitions. [2022-03-15 15:05:24,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:24,192 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 11247 transitions. [2022-03-15 15:05:24,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:24,195 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:24,195 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:24,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-15 15:05:24,195 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:24,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:24,196 INFO L85 PathProgramCache]: Analyzing trace with hash 886486298, now seen corresponding path program 35 times [2022-03-15 15:05:24,196 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:24,196 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922370465] [2022-03-15 15:05:24,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:24,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:24,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:24,828 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:24,828 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922370465] [2022-03-15 15:05:24,828 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922370465] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:24,828 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:24,828 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:24,828 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178541675] [2022-03-15 15:05:24,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:24,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:24,828 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:24,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:24,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:24,829 INFO L87 Difference]: Start difference. First operand 4175 states and 11247 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:26,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:26,476 INFO L93 Difference]: Finished difference Result 5596 states and 14255 transitions. [2022-03-15 15:05:26,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:26,476 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:26,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:26,484 INFO L225 Difference]: With dead ends: 5596 [2022-03-15 15:05:26,484 INFO L226 Difference]: Without dead ends: 5596 [2022-03-15 15:05:26,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:26,485 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1241 mSDsluCounter, 1593 mSDsCounter, 0 mSdLazyCounter, 1650 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1241 SdHoareTripleChecker+Valid, 1932 SdHoareTripleChecker+Invalid, 1911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 1650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:26,485 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1241 Valid, 1932 Invalid, 1911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 1650 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:26,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5596 states. [2022-03-15 15:05:26,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5596 to 4239. [2022-03-15 15:05:26,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:26,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-15 15:05:26,545 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-15 15:05:26,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:26,545 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-15 15:05:26,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:26,545 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-15 15:05:26,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:26,549 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:26,549 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:26,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-15 15:05:26,549 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:26,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:26,549 INFO L85 PathProgramCache]: Analyzing trace with hash 739590008, now seen corresponding path program 36 times [2022-03-15 15:05:26,549 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:26,549 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584403016] [2022-03-15 15:05:26,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:26,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:27,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:27,402 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:27,402 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584403016] [2022-03-15 15:05:27,402 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584403016] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:27,402 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:27,402 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:27,402 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309970545] [2022-03-15 15:05:27,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:27,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:27,402 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:27,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:27,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:27,403 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:28,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:28,861 INFO L93 Difference]: Finished difference Result 5382 states and 13906 transitions. [2022-03-15 15:05:28,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:28,861 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:28,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:28,869 INFO L225 Difference]: With dead ends: 5382 [2022-03-15 15:05:28,869 INFO L226 Difference]: Without dead ends: 5382 [2022-03-15 15:05:28,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:28,869 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1324 mSDsluCounter, 1486 mSDsCounter, 0 mSdLazyCounter, 1482 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1324 SdHoareTripleChecker+Valid, 1795 SdHoareTripleChecker+Invalid, 1725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:28,869 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1324 Valid, 1795 Invalid, 1725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1482 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:05:28,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5382 states. [2022-03-15 15:05:28,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5382 to 4207. [2022-03-15 15:05:28,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4207 states, 4203 states have (on average 2.6983107304306446) internal successors, (11341), 4206 states have internal predecessors, (11341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:28,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-15 15:05:28,926 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-15 15:05:28,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:28,926 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-15 15:05:28,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:28,926 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-15 15:05:28,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:28,930 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:28,930 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:28,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-15 15:05:28,930 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:28,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:28,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1706192734, now seen corresponding path program 37 times [2022-03-15 15:05:28,930 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:28,930 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756502297] [2022-03-15 15:05:28,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:28,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:29,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:29,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:29,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756502297] [2022-03-15 15:05:29,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756502297] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:29,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:29,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:29,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546748371] [2022-03-15 15:05:29,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:29,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:29,611 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:29,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:29,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:29,611 INFO L87 Difference]: Start difference. First operand 4207 states and 11341 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:31,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:31,374 INFO L93 Difference]: Finished difference Result 5864 states and 14992 transitions. [2022-03-15 15:05:31,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:05:31,374 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:31,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:31,383 INFO L225 Difference]: With dead ends: 5864 [2022-03-15 15:05:31,383 INFO L226 Difference]: Without dead ends: 5864 [2022-03-15 15:05:31,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:05:31,383 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1305 mSDsluCounter, 1604 mSDsCounter, 0 mSdLazyCounter, 1679 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1305 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 1978 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 1679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:31,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1305 Valid, 1952 Invalid, 1978 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 1679 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:31,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5864 states. [2022-03-15 15:05:31,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5864 to 4239. [2022-03-15 15:05:31,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:31,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-15 15:05:31,441 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-15 15:05:31,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:31,441 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-15 15:05:31,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:31,441 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-15 15:05:31,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:31,445 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:31,445 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:31,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-15 15:05:31,445 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:31,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:31,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1853089024, now seen corresponding path program 38 times [2022-03-15 15:05:31,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:31,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90419609] [2022-03-15 15:05:31,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:31,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:32,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:32,477 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:32,477 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90419609] [2022-03-15 15:05:32,477 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90419609] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:32,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:32,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:32,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667280456] [2022-03-15 15:05:32,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:32,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:32,478 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:32,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:32,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:32,478 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:34,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:34,285 INFO L93 Difference]: Finished difference Result 5595 states and 14494 transitions. [2022-03-15 15:05:34,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:34,285 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:34,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:34,294 INFO L225 Difference]: With dead ends: 5595 [2022-03-15 15:05:34,294 INFO L226 Difference]: Without dead ends: 5595 [2022-03-15 15:05:34,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:34,295 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1416 mSDsluCounter, 1845 mSDsCounter, 0 mSdLazyCounter, 1896 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1416 SdHoareTripleChecker+Valid, 2144 SdHoareTripleChecker+Invalid, 2119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 1896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:34,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1416 Valid, 2144 Invalid, 2119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1896 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:34,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5595 states. [2022-03-15 15:05:34,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5595 to 4191. [2022-03-15 15:05:34,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 4187 states have (on average 2.6973967040840696) internal successors, (11294), 4190 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:34,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-15 15:05:34,355 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-15 15:05:34,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:34,355 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-15 15:05:34,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:34,355 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-15 15:05:34,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:34,359 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:34,359 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:34,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-15 15:05:34,359 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:34,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:34,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1643549198, now seen corresponding path program 39 times [2022-03-15 15:05:34,360 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:34,360 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392755793] [2022-03-15 15:05:34,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:34,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:35,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:35,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:35,226 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392755793] [2022-03-15 15:05:35,226 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392755793] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:35,226 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:35,226 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:35,226 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847916555] [2022-03-15 15:05:35,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:35,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:35,227 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:35,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:35,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:35,227 INFO L87 Difference]: Start difference. First operand 4191 states and 11294 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:36,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:36,883 INFO L93 Difference]: Finished difference Result 5769 states and 14722 transitions. [2022-03-15 15:05:36,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:36,884 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:36,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:36,892 INFO L225 Difference]: With dead ends: 5769 [2022-03-15 15:05:36,892 INFO L226 Difference]: Without dead ends: 5769 [2022-03-15 15:05:36,893 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:36,893 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1699 mSDsluCounter, 1376 mSDsCounter, 0 mSdLazyCounter, 1471 mSolverCounterSat, 360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1699 SdHoareTripleChecker+Valid, 1723 SdHoareTripleChecker+Invalid, 1831 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 360 IncrementalHoareTripleChecker+Valid, 1471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:36,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1699 Valid, 1723 Invalid, 1831 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [360 Valid, 1471 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:05:36,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5769 states. [2022-03-15 15:05:36,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5769 to 4239. [2022-03-15 15:05:36,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:36,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-15 15:05:36,954 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-15 15:05:36,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:36,954 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-15 15:05:36,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:36,954 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-15 15:05:36,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:36,958 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:36,958 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:36,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-15 15:05:36,958 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:36,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:36,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1790445488, now seen corresponding path program 40 times [2022-03-15 15:05:36,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:36,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412838528] [2022-03-15 15:05:36,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:36,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:37,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:37,993 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:37,993 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412838528] [2022-03-15 15:05:37,993 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412838528] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:37,993 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:37,993 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:37,993 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713147370] [2022-03-15 15:05:37,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:37,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:37,993 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:37,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:37,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:37,994 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:39,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:39,748 INFO L93 Difference]: Finished difference Result 5555 states and 14373 transitions. [2022-03-15 15:05:39,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:39,748 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:39,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:39,757 INFO L225 Difference]: With dead ends: 5555 [2022-03-15 15:05:39,757 INFO L226 Difference]: Without dead ends: 5555 [2022-03-15 15:05:39,757 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:39,757 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1142 mSDsluCounter, 1968 mSDsCounter, 0 mSdLazyCounter, 1974 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1142 SdHoareTripleChecker+Valid, 2266 SdHoareTripleChecker+Invalid, 2195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 1974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:39,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1142 Valid, 2266 Invalid, 2195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 1974 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:39,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5555 states. [2022-03-15 15:05:39,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5555 to 4143. [2022-03-15 15:05:39,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:39,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-15 15:05:39,868 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-15 15:05:39,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:39,868 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-15 15:05:39,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:39,868 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-15 15:05:39,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:39,871 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:39,871 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:39,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-03-15 15:05:39,872 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:39,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:39,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1819212658, now seen corresponding path program 41 times [2022-03-15 15:05:39,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:39,873 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028653763] [2022-03-15 15:05:39,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:39,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:40,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:40,457 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:40,457 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028653763] [2022-03-15 15:05:40,457 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028653763] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:40,457 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:40,457 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:40,457 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569299365] [2022-03-15 15:05:40,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:40,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:40,457 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:40,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:40,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:40,458 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:42,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:42,361 INFO L93 Difference]: Finished difference Result 5668 states and 14380 transitions. [2022-03-15 15:05:42,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:05:42,361 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:42,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:42,369 INFO L225 Difference]: With dead ends: 5668 [2022-03-15 15:05:42,370 INFO L226 Difference]: Without dead ends: 5668 [2022-03-15 15:05:42,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=397, Invalid=793, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:05:42,370 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1208 mSDsluCounter, 1859 mSDsCounter, 0 mSdLazyCounter, 1938 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 2210 SdHoareTripleChecker+Invalid, 2236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 1938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:42,370 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 2210 Invalid, 2236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 1938 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:05:42,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5668 states. [2022-03-15 15:05:42,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5668 to 4239. [2022-03-15 15:05:42,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:42,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-15 15:05:42,426 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-15 15:05:42,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:42,426 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-15 15:05:42,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:42,427 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-15 15:05:42,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:42,430 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:42,430 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:42,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-03-15 15:05:42,430 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:42,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:42,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1672316368, now seen corresponding path program 42 times [2022-03-15 15:05:42,431 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:42,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556418790] [2022-03-15 15:05:42,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:42,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:43,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:43,236 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:43,236 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556418790] [2022-03-15 15:05:43,236 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556418790] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:43,236 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:43,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:43,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924860868] [2022-03-15 15:05:43,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:43,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:43,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:43,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:43,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:43,237 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:45,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:45,262 INFO L93 Difference]: Finished difference Result 5614 states and 14501 transitions. [2022-03-15 15:05:45,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:45,263 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:45,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:45,271 INFO L225 Difference]: With dead ends: 5614 [2022-03-15 15:05:45,271 INFO L226 Difference]: Without dead ends: 5614 [2022-03-15 15:05:45,272 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:45,272 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1385 mSDsluCounter, 1764 mSDsCounter, 0 mSdLazyCounter, 1822 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1385 SdHoareTripleChecker+Valid, 2055 SdHoareTripleChecker+Invalid, 2086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:45,272 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1385 Valid, 2055 Invalid, 2086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1822 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:05:45,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5614 states. [2022-03-15 15:05:45,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5614 to 4239. [2022-03-15 15:05:45,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:45,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-15 15:05:45,329 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-15 15:05:45,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:45,330 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-15 15:05:45,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:45,330 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-15 15:05:45,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:45,333 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:45,333 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:45,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-03-15 15:05:45,334 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:45,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:45,334 INFO L85 PathProgramCache]: Analyzing trace with hash -822801264, now seen corresponding path program 43 times [2022-03-15 15:05:45,334 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:45,334 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888567654] [2022-03-15 15:05:45,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:45,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:46,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:46,011 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:46,011 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888567654] [2022-03-15 15:05:46,011 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888567654] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:46,011 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:46,011 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:46,011 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789380298] [2022-03-15 15:05:46,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:46,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:46,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:46,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:46,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:46,011 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:48,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:48,045 INFO L93 Difference]: Finished difference Result 5949 states and 15211 transitions. [2022-03-15 15:05:48,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:05:48,045 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:48,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:48,054 INFO L225 Difference]: With dead ends: 5949 [2022-03-15 15:05:48,054 INFO L226 Difference]: Without dead ends: 5949 [2022-03-15 15:05:48,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=420, Invalid=840, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:05:48,054 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1523 mSDsluCounter, 1856 mSDsCounter, 0 mSdLazyCounter, 1925 mSolverCounterSat, 329 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1523 SdHoareTripleChecker+Valid, 2212 SdHoareTripleChecker+Invalid, 2254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 329 IncrementalHoareTripleChecker+Valid, 1925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:48,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1523 Valid, 2212 Invalid, 2254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [329 Valid, 1925 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:05:48,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5949 states. [2022-03-15 15:05:48,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5949 to 4271. [2022-03-15 15:05:48,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4271 states, 4267 states have (on average 2.7018982891961567) internal successors, (11529), 4270 states have internal predecessors, (11529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:48,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 4271 states and 11529 transitions. [2022-03-15 15:05:48,109 INFO L78 Accepts]: Start accepts. Automaton has 4271 states and 11529 transitions. Word has length 94 [2022-03-15 15:05:48,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:48,109 INFO L470 AbstractCegarLoop]: Abstraction has 4271 states and 11529 transitions. [2022-03-15 15:05:48,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:48,109 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 11529 transitions. [2022-03-15 15:05:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:48,112 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:48,112 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:48,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-03-15 15:05:48,112 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:48,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:48,113 INFO L85 PathProgramCache]: Analyzing trace with hash -969697554, now seen corresponding path program 44 times [2022-03-15 15:05:48,113 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:48,113 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079897641] [2022-03-15 15:05:48,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:48,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:48,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:48,963 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:48,963 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079897641] [2022-03-15 15:05:48,963 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079897641] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:48,963 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:48,963 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:48,963 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945378724] [2022-03-15 15:05:48,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:48,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:48,963 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:48,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:48,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:48,964 INFO L87 Difference]: Start difference. First operand 4271 states and 11529 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:51,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:51,046 INFO L93 Difference]: Finished difference Result 5634 states and 14603 transitions. [2022-03-15 15:05:51,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:51,047 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:51,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:51,055 INFO L225 Difference]: With dead ends: 5634 [2022-03-15 15:05:51,055 INFO L226 Difference]: Without dead ends: 5634 [2022-03-15 15:05:51,055 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:51,056 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1045 mSDsluCounter, 2061 mSDsCounter, 0 mSdLazyCounter, 2105 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1045 SdHoareTripleChecker+Valid, 2352 SdHoareTripleChecker+Invalid, 2330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 2105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:51,056 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1045 Valid, 2352 Invalid, 2330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 2105 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:05:51,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5634 states. [2022-03-15 15:05:51,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5634 to 4271. [2022-03-15 15:05:51,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4271 states, 4267 states have (on average 2.7018982891961567) internal successors, (11529), 4270 states have internal predecessors, (11529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:51,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 4271 states and 11529 transitions. [2022-03-15 15:05:51,115 INFO L78 Accepts]: Start accepts. Automaton has 4271 states and 11529 transitions. Word has length 94 [2022-03-15 15:05:51,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:51,115 INFO L470 AbstractCegarLoop]: Abstraction has 4271 states and 11529 transitions. [2022-03-15 15:05:51,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:51,115 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 11529 transitions. [2022-03-15 15:05:51,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:51,119 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:51,119 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:51,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-03-15 15:05:51,120 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:51,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:51,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1875264942, now seen corresponding path program 45 times [2022-03-15 15:05:51,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:51,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020558739] [2022-03-15 15:05:51,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:51,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:51,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:51,734 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:51,734 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020558739] [2022-03-15 15:05:51,734 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020558739] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:51,734 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:51,735 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:51,735 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631429693] [2022-03-15 15:05:51,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:51,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:51,735 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:51,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:51,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:51,735 INFO L87 Difference]: Start difference. First operand 4271 states and 11529 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:53,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:53,492 INFO L93 Difference]: Finished difference Result 5863 states and 14980 transitions. [2022-03-15 15:05:53,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:05:53,492 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:53,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:53,500 INFO L225 Difference]: With dead ends: 5863 [2022-03-15 15:05:53,500 INFO L226 Difference]: Without dead ends: 5863 [2022-03-15 15:05:53,500 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=443, Invalid=889, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:05:53,501 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 1457 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 1704 mSolverCounterSat, 360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1457 SdHoareTripleChecker+Valid, 1949 SdHoareTripleChecker+Invalid, 2064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 360 IncrementalHoareTripleChecker+Valid, 1704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:53,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1457 Valid, 1949 Invalid, 2064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [360 Valid, 1704 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:53,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5863 states. [2022-03-15 15:05:53,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5863 to 4287. [2022-03-15 15:05:53,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4287 states, 4283 states have (on average 2.70277842633668) internal successors, (11576), 4286 states have internal predecessors, (11576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:53,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 4287 states and 11576 transitions. [2022-03-15 15:05:53,553 INFO L78 Accepts]: Start accepts. Automaton has 4287 states and 11576 transitions. Word has length 94 [2022-03-15 15:05:53,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:53,553 INFO L470 AbstractCegarLoop]: Abstraction has 4287 states and 11576 transitions. [2022-03-15 15:05:53,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:53,553 INFO L276 IsEmpty]: Start isEmpty. Operand 4287 states and 11576 transitions. [2022-03-15 15:05:53,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:53,557 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:53,557 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:53,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-03-15 15:05:53,557 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:53,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:53,557 INFO L85 PathProgramCache]: Analyzing trace with hash 1728368652, now seen corresponding path program 46 times [2022-03-15 15:05:53,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:53,557 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410862946] [2022-03-15 15:05:53,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:53,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:53,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:54,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:54,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:54,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410862946] [2022-03-15 15:05:54,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410862946] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:54,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:54,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:54,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593083206] [2022-03-15 15:05:54,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:54,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:54,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:54,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:54,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:54,523 INFO L87 Difference]: Start difference. First operand 4287 states and 11576 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:56,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:56,096 INFO L93 Difference]: Finished difference Result 5516 states and 14278 transitions. [2022-03-15 15:05:56,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:56,096 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:56,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:56,104 INFO L225 Difference]: With dead ends: 5516 [2022-03-15 15:05:56,104 INFO L226 Difference]: Without dead ends: 5516 [2022-03-15 15:05:56,105 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:56,105 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1422 mSDsluCounter, 1644 mSDsCounter, 0 mSdLazyCounter, 1677 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1422 SdHoareTripleChecker+Valid, 1947 SdHoareTripleChecker+Invalid, 1967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:56,105 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1422 Valid, 1947 Invalid, 1967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1677 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:56,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5516 states. [2022-03-15 15:05:56,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5516 to 4287. [2022-03-15 15:05:56,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4287 states, 4283 states have (on average 2.70277842633668) internal successors, (11576), 4286 states have internal predecessors, (11576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 4287 states and 11576 transitions. [2022-03-15 15:05:56,155 INFO L78 Accepts]: Start accepts. Automaton has 4287 states and 11576 transitions. Word has length 94 [2022-03-15 15:05:56,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:56,155 INFO L470 AbstractCegarLoop]: Abstraction has 4287 states and 11576 transitions. [2022-03-15 15:05:56,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:56,155 INFO L276 IsEmpty]: Start isEmpty. Operand 4287 states and 11576 transitions. [2022-03-15 15:05:56,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:56,158 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:56,158 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:56,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-03-15 15:05:56,159 INFO L402 AbstractCegarLoop]: === Iteration 298 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:56,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:56,159 INFO L85 PathProgramCache]: Analyzing trace with hash -717414090, now seen corresponding path program 47 times [2022-03-15 15:05:56,159 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:56,159 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588657407] [2022-03-15 15:05:56,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:56,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:56,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:56,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:56,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588657407] [2022-03-15 15:05:56,836 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588657407] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:56,836 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:56,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:56,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031979852] [2022-03-15 15:05:56,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:56,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:56,837 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:56,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:56,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:56,837 INFO L87 Difference]: Start difference. First operand 4287 states and 11576 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:59,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:59,104 INFO L93 Difference]: Finished difference Result 5848 states and 14945 transitions. [2022-03-15 15:05:59,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:05:59,104 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:05:59,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:59,114 INFO L225 Difference]: With dead ends: 5848 [2022-03-15 15:05:59,114 INFO L226 Difference]: Without dead ends: 5848 [2022-03-15 15:05:59,114 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 15:05:59,114 INFO L933 BasicCegarLoop]: 407 mSDtfsCounter, 1576 mSDsluCounter, 1954 mSDsCounter, 0 mSdLazyCounter, 1993 mSolverCounterSat, 364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1576 SdHoareTripleChecker+Valid, 2323 SdHoareTripleChecker+Invalid, 2357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 364 IncrementalHoareTripleChecker+Valid, 1993 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:59,114 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1576 Valid, 2323 Invalid, 2357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [364 Valid, 1993 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:05:59,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5848 states. [2022-03-15 15:05:59,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5848 to 4303. [2022-03-15 15:05:59,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4303 states, 4299 states have (on average 2.7036520120958363) internal successors, (11623), 4302 states have internal predecessors, (11623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:59,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 4303 states and 11623 transitions. [2022-03-15 15:05:59,179 INFO L78 Accepts]: Start accepts. Automaton has 4303 states and 11623 transitions. Word has length 94 [2022-03-15 15:05:59,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:59,179 INFO L470 AbstractCegarLoop]: Abstraction has 4303 states and 11623 transitions. [2022-03-15 15:05:59,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 11623 transitions. [2022-03-15 15:05:59,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:05:59,183 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:59,183 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:59,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-03-15 15:05:59,183 INFO L402 AbstractCegarLoop]: === Iteration 299 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:05:59,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:59,184 INFO L85 PathProgramCache]: Analyzing trace with hash -864310380, now seen corresponding path program 48 times [2022-03-15 15:05:59,184 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:59,184 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258271176] [2022-03-15 15:05:59,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:59,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:00,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:00,186 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:00,186 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258271176] [2022-03-15 15:06:00,186 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258271176] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:00,186 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:00,186 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:00,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694741810] [2022-03-15 15:06:00,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:00,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:00,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:00,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:00,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:00,187 INFO L87 Difference]: Start difference. First operand 4303 states and 11623 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:02,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:02,121 INFO L93 Difference]: Finished difference Result 5683 states and 14728 transitions. [2022-03-15 15:06:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:02,121 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:02,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:02,130 INFO L225 Difference]: With dead ends: 5683 [2022-03-15 15:06:02,130 INFO L226 Difference]: Without dead ends: 5683 [2022-03-15 15:06:02,131 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:02,131 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1289 mSDsluCounter, 1703 mSDsCounter, 0 mSdLazyCounter, 1727 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1289 SdHoareTripleChecker+Valid, 2004 SdHoareTripleChecker+Invalid, 2024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 1727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:02,131 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1289 Valid, 2004 Invalid, 2024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1727 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:06:02,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5683 states. [2022-03-15 15:06:02,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5683 to 4223. [2022-03-15 15:06:02,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:02,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-15 15:06:02,197 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-15 15:06:02,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:02,197 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-15 15:06:02,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:02,197 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-15 15:06:02,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:02,201 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:02,201 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:02,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-03-15 15:06:02,201 INFO L402 AbstractCegarLoop]: === Iteration 300 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:02,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:02,201 INFO L85 PathProgramCache]: Analyzing trace with hash 369931472, now seen corresponding path program 49 times [2022-03-15 15:06:02,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:02,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215479182] [2022-03-15 15:06:02,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:02,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:02,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:02,984 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:02,984 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215479182] [2022-03-15 15:06:02,984 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215479182] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:02,984 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:02,984 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:02,984 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466235672] [2022-03-15 15:06:02,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:02,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:02,985 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:02,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:02,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:02,985 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:04,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:04,884 INFO L93 Difference]: Finished difference Result 5158 states and 13248 transitions. [2022-03-15 15:06:04,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:04,884 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:04,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:04,892 INFO L225 Difference]: With dead ends: 5158 [2022-03-15 15:06:04,893 INFO L226 Difference]: Without dead ends: 5158 [2022-03-15 15:06:04,893 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:04,893 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1102 mSDsluCounter, 1927 mSDsCounter, 0 mSdLazyCounter, 1891 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1102 SdHoareTripleChecker+Valid, 2232 SdHoareTripleChecker+Invalid, 2142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 1891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:04,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1102 Valid, 2232 Invalid, 2142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 1891 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:06:04,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5158 states. [2022-03-15 15:06:04,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5158 to 4143. [2022-03-15 15:06:04,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:04,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-15 15:06:04,955 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-15 15:06:04,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:04,955 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-15 15:06:04,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:04,955 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-15 15:06:04,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:04,959 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:04,959 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:04,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-03-15 15:06:04,959 INFO L402 AbstractCegarLoop]: === Iteration 301 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:04,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:04,959 INFO L85 PathProgramCache]: Analyzing trace with hash 750144874, now seen corresponding path program 68 times [2022-03-15 15:06:04,960 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:04,960 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178995470] [2022-03-15 15:06:04,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:04,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:05,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:05,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:05,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178995470] [2022-03-15 15:06:05,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178995470] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:05,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:05,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:05,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065023593] [2022-03-15 15:06:05,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:05,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:05,593 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:05,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:05,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:05,594 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:07,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:07,257 INFO L93 Difference]: Finished difference Result 5086 states and 13040 transitions. [2022-03-15 15:06:07,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:07,257 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:07,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:07,265 INFO L225 Difference]: With dead ends: 5086 [2022-03-15 15:06:07,265 INFO L226 Difference]: Without dead ends: 5086 [2022-03-15 15:06:07,265 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=336, Invalid=720, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:07,265 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1304 mSDsluCounter, 1403 mSDsCounter, 0 mSdLazyCounter, 1412 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1304 SdHoareTripleChecker+Valid, 1698 SdHoareTripleChecker+Invalid, 1695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:07,265 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1304 Valid, 1698 Invalid, 1695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1412 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:07,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5086 states. [2022-03-15 15:06:07,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5086 to 4207. [2022-03-15 15:06:07,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4207 states, 4203 states have (on average 2.6983107304306446) internal successors, (11341), 4206 states have internal predecessors, (11341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:07,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-15 15:06:07,328 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-15 15:06:07,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:07,328 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-15 15:06:07,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:07,328 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-15 15:06:07,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:07,333 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:07,333 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:07,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-03-15 15:06:07,333 INFO L402 AbstractCegarLoop]: === Iteration 302 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:07,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:07,333 INFO L85 PathProgramCache]: Analyzing trace with hash 579679218, now seen corresponding path program 69 times [2022-03-15 15:06:07,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:07,333 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394252987] [2022-03-15 15:06:07,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:07,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:07,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:07,971 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:07,971 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394252987] [2022-03-15 15:06:07,972 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394252987] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:07,972 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:07,972 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:07,972 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10888542] [2022-03-15 15:06:07,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:07,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:07,972 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:07,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:07,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:07,972 INFO L87 Difference]: Start difference. First operand 4207 states and 11341 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:09,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:09,416 INFO L93 Difference]: Finished difference Result 5520 states and 13947 transitions. [2022-03-15 15:06:09,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:09,416 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:09,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:09,423 INFO L225 Difference]: With dead ends: 5520 [2022-03-15 15:06:09,423 INFO L226 Difference]: Without dead ends: 5520 [2022-03-15 15:06:09,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=376, Invalid=746, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:09,423 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1643 mSDsluCounter, 963 mSDsCounter, 0 mSdLazyCounter, 1100 mSolverCounterSat, 368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1643 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 1468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 368 IncrementalHoareTripleChecker+Valid, 1100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:09,423 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1643 Valid, 1308 Invalid, 1468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [368 Valid, 1100 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:06:09,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5520 states. [2022-03-15 15:06:09,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5520 to 4223. [2022-03-15 15:06:09,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:09,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-15 15:06:09,466 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-15 15:06:09,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:09,466 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-15 15:06:09,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:09,466 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-15 15:06:09,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:09,470 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:09,470 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:09,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-03-15 15:06:09,470 INFO L402 AbstractCegarLoop]: === Iteration 303 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:09,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:09,470 INFO L85 PathProgramCache]: Analyzing trace with hash 444788298, now seen corresponding path program 70 times [2022-03-15 15:06:09,470 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:09,470 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021994558] [2022-03-15 15:06:09,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:09,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:10,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:10,239 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:10,239 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021994558] [2022-03-15 15:06:10,239 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021994558] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:10,239 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:10,239 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:10,239 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093752105] [2022-03-15 15:06:10,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:10,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:10,240 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:10,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:10,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:10,240 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:11,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:11,969 INFO L93 Difference]: Finished difference Result 5185 states and 13317 transitions. [2022-03-15 15:06:11,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:11,969 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:11,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:11,977 INFO L225 Difference]: With dead ends: 5185 [2022-03-15 15:06:11,977 INFO L226 Difference]: Without dead ends: 5185 [2022-03-15 15:06:11,978 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:11,978 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1486 mSDsluCounter, 1446 mSDsCounter, 0 mSdLazyCounter, 1461 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1486 SdHoareTripleChecker+Valid, 1750 SdHoareTripleChecker+Invalid, 1778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 317 IncrementalHoareTripleChecker+Valid, 1461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:11,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1486 Valid, 1750 Invalid, 1778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 1461 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:11,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5185 states. [2022-03-15 15:06:12,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5185 to 4143. [2022-03-15 15:06:12,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:12,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-15 15:06:12,052 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-15 15:06:12,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:12,052 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-15 15:06:12,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:12,052 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-15 15:06:12,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:12,055 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:12,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:12,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-03-15 15:06:12,056 INFO L402 AbstractCegarLoop]: === Iteration 304 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:12,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:12,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1383385392, now seen corresponding path program 71 times [2022-03-15 15:06:12,057 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:12,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571901991] [2022-03-15 15:06:12,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:12,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:12,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:12,724 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:12,724 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571901991] [2022-03-15 15:06:12,724 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571901991] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:12,724 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:12,724 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:12,724 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843300940] [2022-03-15 15:06:12,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:12,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:12,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:12,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:12,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:12,725 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:14,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:14,473 INFO L93 Difference]: Finished difference Result 5498 states and 14205 transitions. [2022-03-15 15:06:14,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:14,474 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:14,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:14,481 INFO L225 Difference]: With dead ends: 5498 [2022-03-15 15:06:14,481 INFO L226 Difference]: Without dead ends: 5498 [2022-03-15 15:06:14,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:14,482 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1160 mSDsluCounter, 1575 mSDsCounter, 0 mSdLazyCounter, 1578 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1160 SdHoareTripleChecker+Valid, 1859 SdHoareTripleChecker+Invalid, 1857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 1578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:14,482 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1160 Valid, 1859 Invalid, 1857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 1578 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:06:14,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5498 states. [2022-03-15 15:06:14,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5498 to 4223. [2022-03-15 15:06:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:14,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-15 15:06:14,535 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-15 15:06:14,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:14,535 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-15 15:06:14,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:14,535 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-15 15:06:14,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:14,539 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:14,539 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:14,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-03-15 15:06:14,539 INFO L402 AbstractCegarLoop]: === Iteration 305 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:14,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:14,539 INFO L85 PathProgramCache]: Analyzing trace with hash 1212919736, now seen corresponding path program 72 times [2022-03-15 15:06:14,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:14,539 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162194175] [2022-03-15 15:06:14,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:14,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:15,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:15,106 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:15,106 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162194175] [2022-03-15 15:06:15,106 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162194175] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:15,106 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:15,106 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:15,106 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671248588] [2022-03-15 15:06:15,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:15,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:15,107 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:15,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:15,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:15,107 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:16,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:16,447 INFO L93 Difference]: Finished difference Result 5962 states and 15175 transitions. [2022-03-15 15:06:16,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:06:16,447 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:16,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:16,456 INFO L225 Difference]: With dead ends: 5962 [2022-03-15 15:06:16,456 INFO L226 Difference]: Without dead ends: 5962 [2022-03-15 15:06:16,456 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=397, Invalid=793, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:06:16,457 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1673 mSDsluCounter, 1048 mSDsCounter, 0 mSdLazyCounter, 1141 mSolverCounterSat, 402 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1673 SdHoareTripleChecker+Valid, 1403 SdHoareTripleChecker+Invalid, 1543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 402 IncrementalHoareTripleChecker+Valid, 1141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:16,457 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1673 Valid, 1403 Invalid, 1543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [402 Valid, 1141 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:06:16,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5962 states. [2022-03-15 15:06:16,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5962 to 4239. [2022-03-15 15:06:16,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:16,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-15 15:06:16,518 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-15 15:06:16,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:16,518 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-15 15:06:16,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:16,518 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-15 15:06:16,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:16,522 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:16,522 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:16,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-03-15 15:06:16,522 INFO L402 AbstractCegarLoop]: === Iteration 306 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:16,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:16,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1078028816, now seen corresponding path program 73 times [2022-03-15 15:06:16,523 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:16,523 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449874239] [2022-03-15 15:06:16,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:16,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:17,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:17,359 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:17,359 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449874239] [2022-03-15 15:06:17,359 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449874239] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:17,359 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:17,359 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:17,359 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242473442] [2022-03-15 15:06:17,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:17,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:17,359 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:17,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:17,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:17,360 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:19,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:19,282 INFO L93 Difference]: Finished difference Result 5597 states and 14482 transitions. [2022-03-15 15:06:19,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:19,283 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:19,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:19,291 INFO L225 Difference]: With dead ends: 5597 [2022-03-15 15:06:19,291 INFO L226 Difference]: Without dead ends: 5597 [2022-03-15 15:06:19,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:19,292 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1053 mSDsluCounter, 1737 mSDsCounter, 0 mSdLazyCounter, 1768 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 2024 SdHoareTripleChecker+Invalid, 1994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 1768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:19,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 2024 Invalid, 1994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1768 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:06:19,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2022-03-15 15:06:19,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 4159. [2022-03-15 15:06:19,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4159 states, 4155 states have (on average 2.6955475330926593) internal successors, (11200), 4158 states have internal predecessors, (11200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:19,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4159 states to 4159 states and 11200 transitions. [2022-03-15 15:06:19,352 INFO L78 Accepts]: Start accepts. Automaton has 4159 states and 11200 transitions. Word has length 94 [2022-03-15 15:06:19,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:19,352 INFO L470 AbstractCegarLoop]: Abstraction has 4159 states and 11200 transitions. [2022-03-15 15:06:19,352 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:19,352 INFO L276 IsEmpty]: Start isEmpty. Operand 4159 states and 11200 transitions. [2022-03-15 15:06:19,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:19,356 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:19,356 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:19,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-03-15 15:06:19,356 INFO L402 AbstractCegarLoop]: === Iteration 307 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:19,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:19,356 INFO L85 PathProgramCache]: Analyzing trace with hash -726024504, now seen corresponding path program 74 times [2022-03-15 15:06:19,356 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:19,356 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679146801] [2022-03-15 15:06:19,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:19,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:20,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:20,136 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:20,136 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679146801] [2022-03-15 15:06:20,136 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679146801] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:20,136 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:20,137 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:20,137 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813669077] [2022-03-15 15:06:20,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:20,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:20,137 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:20,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:20,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:20,137 INFO L87 Difference]: Start difference. First operand 4159 states and 11200 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:21,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:21,826 INFO L93 Difference]: Finished difference Result 5380 states and 13881 transitions. [2022-03-15 15:06:21,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:21,827 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:21,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:21,835 INFO L225 Difference]: With dead ends: 5380 [2022-03-15 15:06:21,835 INFO L226 Difference]: Without dead ends: 5380 [2022-03-15 15:06:21,835 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:21,835 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1453 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1484 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1453 SdHoareTripleChecker+Valid, 1664 SdHoareTripleChecker+Invalid, 1773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:21,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1453 Valid, 1664 Invalid, 1773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1484 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:21,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5380 states. [2022-03-15 15:06:21,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5380 to 4239. [2022-03-15 15:06:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:21,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-15 15:06:21,902 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-15 15:06:21,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:21,902 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-15 15:06:21,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:21,903 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-15 15:06:21,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:21,907 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:21,907 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:21,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-03-15 15:06:21,907 INFO L402 AbstractCegarLoop]: === Iteration 308 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:21,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:21,907 INFO L85 PathProgramCache]: Analyzing trace with hash -896490160, now seen corresponding path program 75 times [2022-03-15 15:06:21,907 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:21,907 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174830962] [2022-03-15 15:06:21,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:21,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:21,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:22,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:22,555 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:22,555 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174830962] [2022-03-15 15:06:22,555 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174830962] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:22,555 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:22,555 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:22,555 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812896870] [2022-03-15 15:06:22,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:22,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:22,555 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:22,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:22,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:22,556 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:24,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:24,638 INFO L93 Difference]: Finished difference Result 5860 states and 14898 transitions. [2022-03-15 15:06:24,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:06:24,639 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:24,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:24,647 INFO L225 Difference]: With dead ends: 5860 [2022-03-15 15:06:24,647 INFO L226 Difference]: Without dead ends: 5860 [2022-03-15 15:06:24,647 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=420, Invalid=840, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:06:24,648 INFO L933 BasicCegarLoop]: 377 mSDtfsCounter, 1315 mSDsluCounter, 1820 mSDsCounter, 0 mSdLazyCounter, 1919 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1315 SdHoareTripleChecker+Valid, 2171 SdHoareTripleChecker+Invalid, 2200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 1919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:24,648 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1315 Valid, 2171 Invalid, 2200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 1919 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:06:24,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5860 states. [2022-03-15 15:06:24,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5860 to 4255. [2022-03-15 15:06:24,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4255 states, 4251 states have (on average 2.7010115266996) internal successors, (11482), 4254 states have internal predecessors, (11482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:24,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 4255 states and 11482 transitions. [2022-03-15 15:06:24,712 INFO L78 Accepts]: Start accepts. Automaton has 4255 states and 11482 transitions. Word has length 94 [2022-03-15 15:06:24,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:24,712 INFO L470 AbstractCegarLoop]: Abstraction has 4255 states and 11482 transitions. [2022-03-15 15:06:24,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:24,712 INFO L276 IsEmpty]: Start isEmpty. Operand 4255 states and 11482 transitions. [2022-03-15 15:06:24,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:24,716 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:24,716 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:24,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-03-15 15:06:24,716 INFO L402 AbstractCegarLoop]: === Iteration 309 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:24,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:24,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1031381080, now seen corresponding path program 76 times [2022-03-15 15:06:24,716 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:24,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577038336] [2022-03-15 15:06:24,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:24,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:25,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:25,466 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:25,466 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577038336] [2022-03-15 15:06:25,466 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577038336] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:25,466 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:25,466 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:25,466 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041464605] [2022-03-15 15:06:25,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:25,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:25,467 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:25,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:25,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:25,467 INFO L87 Difference]: Start difference. First operand 4255 states and 11482 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:27,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:27,056 INFO L93 Difference]: Finished difference Result 5479 states and 14158 transitions. [2022-03-15 15:06:27,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:27,056 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:27,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:27,064 INFO L225 Difference]: With dead ends: 5479 [2022-03-15 15:06:27,064 INFO L226 Difference]: Without dead ends: 5479 [2022-03-15 15:06:27,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:27,065 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1045 mSDsluCounter, 1805 mSDsCounter, 0 mSdLazyCounter, 1818 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1045 SdHoareTripleChecker+Valid, 2092 SdHoareTripleChecker+Invalid, 2043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 1818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:27,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1045 Valid, 2092 Invalid, 2043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 1818 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:27,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5479 states. [2022-03-15 15:06:27,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5479 to 4191. [2022-03-15 15:06:27,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 4187 states have (on average 2.6973967040840696) internal successors, (11294), 4190 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:27,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-15 15:06:27,127 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-15 15:06:27,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:27,127 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-15 15:06:27,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:27,127 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-15 15:06:27,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:27,131 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:27,131 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:27,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-03-15 15:06:27,131 INFO L402 AbstractCegarLoop]: === Iteration 310 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:27,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:27,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1648208090, now seen corresponding path program 77 times [2022-03-15 15:06:27,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:27,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95322666] [2022-03-15 15:06:27,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:27,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:27,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:27,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:27,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95322666] [2022-03-15 15:06:27,762 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95322666] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:27,762 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:27,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:27,762 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163741678] [2022-03-15 15:06:27,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:27,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:27,763 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:27,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:27,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:27,763 INFO L87 Difference]: Start difference. First operand 4191 states and 11294 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:29,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:29,270 INFO L93 Difference]: Finished difference Result 5230 states and 13463 transitions. [2022-03-15 15:06:29,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:29,270 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:29,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:29,277 INFO L225 Difference]: With dead ends: 5230 [2022-03-15 15:06:29,278 INFO L226 Difference]: Without dead ends: 5230 [2022-03-15 15:06:29,278 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:29,278 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1286 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1286 SdHoareTripleChecker+Valid, 1698 SdHoareTripleChecker+Invalid, 1768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:29,278 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1286 Valid, 1698 Invalid, 1768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:06:29,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5230 states. [2022-03-15 15:06:29,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5230 to 4223. [2022-03-15 15:06:29,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:29,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-15 15:06:29,334 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-15 15:06:29,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:29,335 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-15 15:06:29,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:29,335 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-15 15:06:29,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:29,338 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:29,338 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:29,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-03-15 15:06:29,339 INFO L402 AbstractCegarLoop]: === Iteration 311 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:29,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:29,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1818673746, now seen corresponding path program 78 times [2022-03-15 15:06:29,339 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:29,339 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475750252] [2022-03-15 15:06:29,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:29,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:30,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:30,000 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:30,000 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475750252] [2022-03-15 15:06:30,000 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475750252] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:30,000 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:30,000 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:30,000 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039200426] [2022-03-15 15:06:30,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:30,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:30,001 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:30,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:30,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:30,001 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:32,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:32,067 INFO L93 Difference]: Finished difference Result 5785 states and 14689 transitions. [2022-03-15 15:06:32,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:06:32,068 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:32,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:32,077 INFO L225 Difference]: With dead ends: 5785 [2022-03-15 15:06:32,077 INFO L226 Difference]: Without dead ends: 5785 [2022-03-15 15:06:32,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=443, Invalid=889, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:06:32,077 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1222 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1867 mSolverCounterSat, 308 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 2129 SdHoareTripleChecker+Invalid, 2175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 308 IncrementalHoareTripleChecker+Valid, 1867 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:32,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 2129 Invalid, 2175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [308 Valid, 1867 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:06:32,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2022-03-15 15:06:32,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 4239. [2022-03-15 15:06:32,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:32,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-15 15:06:32,140 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-15 15:06:32,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:32,140 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-15 15:06:32,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:32,140 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-15 15:06:32,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:32,144 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:32,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:32,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-03-15 15:06:32,144 INFO L402 AbstractCegarLoop]: === Iteration 312 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:32,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:32,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1953564666, now seen corresponding path program 79 times [2022-03-15 15:06:32,144 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:32,144 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324798907] [2022-03-15 15:06:32,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:32,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:33,048 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:33,048 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324798907] [2022-03-15 15:06:33,049 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324798907] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:33,049 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:33,049 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:33,049 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025691845] [2022-03-15 15:06:33,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:33,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:33,049 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:33,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:33,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:33,049 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:35,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:35,063 INFO L93 Difference]: Finished difference Result 5372 states and 13855 transitions. [2022-03-15 15:06:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:35,063 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:35,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:35,072 INFO L225 Difference]: With dead ends: 5372 [2022-03-15 15:06:35,072 INFO L226 Difference]: Without dead ends: 5372 [2022-03-15 15:06:35,072 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:35,072 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1388 mSDsluCounter, 1813 mSDsCounter, 0 mSdLazyCounter, 1890 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1388 SdHoareTripleChecker+Valid, 2100 SdHoareTripleChecker+Invalid, 2154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:35,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1388 Valid, 2100 Invalid, 2154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:06:35,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5372 states. [2022-03-15 15:06:35,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5372 to 4207. [2022-03-15 15:06:35,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4207 states, 4203 states have (on average 2.6983107304306446) internal successors, (11341), 4206 states have internal predecessors, (11341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:35,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-15 15:06:35,140 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-15 15:06:35,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:35,140 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-15 15:06:35,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-15 15:06:35,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:35,144 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:35,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:35,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-03-15 15:06:35,145 INFO L402 AbstractCegarLoop]: === Iteration 313 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:35,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:35,145 INFO L85 PathProgramCache]: Analyzing trace with hash 774093990, now seen corresponding path program 80 times [2022-03-15 15:06:35,145 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:35,145 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477805818] [2022-03-15 15:06:35,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:35,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:35,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:35,767 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:35,767 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477805818] [2022-03-15 15:06:35,767 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477805818] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:35,767 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:35,767 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:35,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696228844] [2022-03-15 15:06:35,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:35,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:35,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:35,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:35,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:35,768 INFO L87 Difference]: Start difference. First operand 4207 states and 11341 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:37,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:37,593 INFO L93 Difference]: Finished difference Result 5781 states and 14676 transitions. [2022-03-15 15:06:37,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:06:37,594 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:37,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:37,603 INFO L225 Difference]: With dead ends: 5781 [2022-03-15 15:06:37,603 INFO L226 Difference]: Without dead ends: 5781 [2022-03-15 15:06:37,603 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=484, Invalid=922, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 15:06:37,603 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1418 mSDsluCounter, 1386 mSDsCounter, 0 mSdLazyCounter, 1493 mSolverCounterSat, 349 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 1758 SdHoareTripleChecker+Invalid, 1842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 349 IncrementalHoareTripleChecker+Valid, 1493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:37,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 1758 Invalid, 1842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [349 Valid, 1493 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:37,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5781 states. [2022-03-15 15:06:37,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5781 to 4223. [2022-03-15 15:06:37,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 4219 states have (on average 2.6992178241289406) internal successors, (11388), 4222 states have internal predecessors, (11388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:37,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-15 15:06:37,673 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-15 15:06:37,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:37,673 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-15 15:06:37,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:37,674 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-15 15:06:37,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:37,678 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:37,678 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:37,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-03-15 15:06:37,678 INFO L402 AbstractCegarLoop]: === Iteration 314 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:37,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:37,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1603147516, now seen corresponding path program 81 times [2022-03-15 15:06:37,679 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:37,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473213336] [2022-03-15 15:06:37,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:37,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:38,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:38,348 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:38,348 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473213336] [2022-03-15 15:06:38,348 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473213336] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:38,348 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:38,348 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:38,348 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794276525] [2022-03-15 15:06:38,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:38,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:38,348 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:38,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:38,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:38,349 INFO L87 Difference]: Start difference. First operand 4223 states and 11388 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:39,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:39,966 INFO L93 Difference]: Finished difference Result 5781 states and 14676 transitions. [2022-03-15 15:06:39,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:06:39,966 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:39,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:39,975 INFO L225 Difference]: With dead ends: 5781 [2022-03-15 15:06:39,975 INFO L226 Difference]: Without dead ends: 5781 [2022-03-15 15:06:39,975 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 15:06:39,976 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1474 mSDsluCounter, 1672 mSDsCounter, 0 mSdLazyCounter, 1724 mSolverCounterSat, 373 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1474 SdHoareTripleChecker+Valid, 2040 SdHoareTripleChecker+Invalid, 2097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 373 IncrementalHoareTripleChecker+Valid, 1724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:39,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1474 Valid, 2040 Invalid, 2097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [373 Valid, 1724 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:39,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5781 states. [2022-03-15 15:06:40,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5781 to 4239. [2022-03-15 15:06:40,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4239 states, 4235 states have (on average 2.7001180637544273) internal successors, (11435), 4238 states have internal predecessors, (11435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:40,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-15 15:06:40,040 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-15 15:06:40,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:40,041 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-15 15:06:40,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-15 15:06:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:40,045 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:40,045 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:40,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-03-15 15:06:40,045 INFO L402 AbstractCegarLoop]: === Iteration 315 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:40,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:40,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1468256596, now seen corresponding path program 82 times [2022-03-15 15:06:40,045 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:40,045 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326241019] [2022-03-15 15:06:40,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:40,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:40,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:40,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326241019] [2022-03-15 15:06:40,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326241019] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:40,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:40,966 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:40,966 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133444885] [2022-03-15 15:06:40,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:40,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:40,966 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:40,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:40,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:40,966 INFO L87 Difference]: Start difference. First operand 4239 states and 11435 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:42,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:42,573 INFO L93 Difference]: Finished difference Result 5446 states and 14046 transitions. [2022-03-15 15:06:42,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:42,573 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:42,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:42,583 INFO L225 Difference]: With dead ends: 5446 [2022-03-15 15:06:42,584 INFO L226 Difference]: Without dead ends: 5446 [2022-03-15 15:06:42,584 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:42,584 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1152 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 1501 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1152 SdHoareTripleChecker+Valid, 1711 SdHoareTripleChecker+Invalid, 1790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:42,584 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1152 Valid, 1711 Invalid, 1790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1501 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:42,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5446 states. [2022-03-15 15:06:42,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5446 to 4143. [2022-03-15 15:06:42,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:42,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-15 15:06:42,644 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-15 15:06:42,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:42,644 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-15 15:06:42,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:42,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-15 15:06:42,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:42,648 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:42,648 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:42,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-03-15 15:06:42,648 INFO L402 AbstractCegarLoop]: === Iteration 316 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:42,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:42,648 INFO L85 PathProgramCache]: Analyzing trace with hash 2116544074, now seen corresponding path program 50 times [2022-03-15 15:06:42,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:42,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046862322] [2022-03-15 15:06:42,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:42,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:43,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:43,253 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:43,253 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046862322] [2022-03-15 15:06:43,253 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046862322] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:43,253 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:43,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:43,253 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549293591] [2022-03-15 15:06:43,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:43,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:43,253 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:43,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:43,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:43,253 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:45,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:45,235 INFO L93 Difference]: Finished difference Result 5668 states and 14380 transitions. [2022-03-15 15:06:45,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:45,235 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:45,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:45,243 INFO L225 Difference]: With dead ends: 5668 [2022-03-15 15:06:45,243 INFO L226 Difference]: Without dead ends: 5668 [2022-03-15 15:06:45,243 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:45,243 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1299 mSDsluCounter, 1974 mSDsCounter, 0 mSdLazyCounter, 2115 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1299 SdHoareTripleChecker+Valid, 2297 SdHoareTripleChecker+Invalid, 2384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 2115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:45,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1299 Valid, 2297 Invalid, 2384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 2115 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:06:45,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5668 states. [2022-03-15 15:06:45,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5668 to 4207. [2022-03-15 15:06:45,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4207 states, 4203 states have (on average 2.6983107304306446) internal successors, (11341), 4206 states have internal predecessors, (11341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:45,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-15 15:06:45,293 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-15 15:06:45,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:45,293 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-15 15:06:45,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:45,294 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-15 15:06:45,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:45,297 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:45,297 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:45,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-03-15 15:06:45,297 INFO L402 AbstractCegarLoop]: === Iteration 317 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:45,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:45,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1969647784, now seen corresponding path program 51 times [2022-03-15 15:06:45,297 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:45,297 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966417843] [2022-03-15 15:06:45,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:45,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:46,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:46,170 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:46,170 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966417843] [2022-03-15 15:06:46,170 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966417843] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:46,170 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:46,170 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:46,170 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356568992] [2022-03-15 15:06:46,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:46,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:46,171 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:46,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:46,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:46,171 INFO L87 Difference]: Start difference. First operand 4207 states and 11341 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:47,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:47,929 INFO L93 Difference]: Finished difference Result 5454 states and 14031 transitions. [2022-03-15 15:06:47,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:47,929 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:47,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:47,937 INFO L225 Difference]: With dead ends: 5454 [2022-03-15 15:06:47,937 INFO L226 Difference]: Without dead ends: 5454 [2022-03-15 15:06:47,937 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:47,937 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1432 mSDsluCounter, 1606 mSDsCounter, 0 mSdLazyCounter, 1688 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 1904 SdHoareTripleChecker+Invalid, 1983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 1688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:47,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 1904 Invalid, 1983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 1688 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:06:47,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5454 states. [2022-03-15 15:06:47,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5454 to 4111. [2022-03-15 15:06:47,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4111 states, 4107 states have (on average 2.692719746773801) internal successors, (11059), 4110 states have internal predecessors, (11059), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:47,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4111 states to 4111 states and 11059 transitions. [2022-03-15 15:06:47,993 INFO L78 Accepts]: Start accepts. Automaton has 4111 states and 11059 transitions. Word has length 94 [2022-03-15 15:06:47,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:47,993 INFO L470 AbstractCegarLoop]: Abstraction has 4111 states and 11059 transitions. [2022-03-15 15:06:47,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:47,994 INFO L276 IsEmpty]: Start isEmpty. Operand 4111 states and 11059 transitions. [2022-03-15 15:06:47,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:47,997 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:47,997 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:47,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-03-15 15:06:47,997 INFO L402 AbstractCegarLoop]: === Iteration 318 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:47,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:47,997 INFO L85 PathProgramCache]: Analyzing trace with hash -525469848, now seen corresponding path program 52 times [2022-03-15 15:06:47,998 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:47,998 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121759711] [2022-03-15 15:06:47,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:47,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:48,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:48,670 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:48,670 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121759711] [2022-03-15 15:06:48,670 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121759711] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:48,670 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:48,670 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:48,670 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045429795] [2022-03-15 15:06:48,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:48,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:48,671 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:48,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:48,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:48,671 INFO L87 Difference]: Start difference. First operand 4111 states and 11059 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:50,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:50,623 INFO L93 Difference]: Finished difference Result 6133 states and 15665 transitions. [2022-03-15 15:06:50,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:06:50,624 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:50,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:50,633 INFO L225 Difference]: With dead ends: 6133 [2022-03-15 15:06:50,633 INFO L226 Difference]: Without dead ends: 6133 [2022-03-15 15:06:50,634 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=390, Invalid=800, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:06:50,634 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1282 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 1756 mSolverCounterSat, 341 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 1997 SdHoareTripleChecker+Invalid, 2097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 341 IncrementalHoareTripleChecker+Valid, 1756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:50,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 1997 Invalid, 2097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [341 Valid, 1756 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:06:50,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6133 states. [2022-03-15 15:06:50,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6133 to 4207. [2022-03-15 15:06:50,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4207 states, 4203 states have (on average 2.6983107304306446) internal successors, (11341), 4206 states have internal predecessors, (11341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:50,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-15 15:06:50,728 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-15 15:06:50,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:50,728 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-15 15:06:50,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:50,728 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-15 15:06:50,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:50,732 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:50,732 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:50,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-03-15 15:06:50,732 INFO L402 AbstractCegarLoop]: === Iteration 319 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:50,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:50,733 INFO L85 PathProgramCache]: Analyzing trace with hash -672366138, now seen corresponding path program 53 times [2022-03-15 15:06:50,733 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:50,733 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559649809] [2022-03-15 15:06:50,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:50,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:51,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:51,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:51,708 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559649809] [2022-03-15 15:06:51,708 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559649809] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:51,708 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:51,708 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:51,708 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679249061] [2022-03-15 15:06:51,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:51,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:51,709 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:51,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:51,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:51,709 INFO L87 Difference]: Start difference. First operand 4207 states and 11341 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:53,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:53,568 INFO L93 Difference]: Finished difference Result 5754 states and 14869 transitions. [2022-03-15 15:06:53,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:53,568 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:53,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:53,577 INFO L225 Difference]: With dead ends: 5754 [2022-03-15 15:06:53,577 INFO L226 Difference]: Without dead ends: 5754 [2022-03-15 15:06:53,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:53,577 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1178 mSDsluCounter, 1570 mSDsCounter, 0 mSdLazyCounter, 1698 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1178 SdHoareTripleChecker+Valid, 1868 SdHoareTripleChecker+Invalid, 1988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:53,577 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1178 Valid, 1868 Invalid, 1988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1698 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:06:53,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5754 states. [2022-03-15 15:06:53,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5754 to 4143. [2022-03-15 15:06:53,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 4139 states have (on average 2.694612225175163) internal successors, (11153), 4142 states have internal predecessors, (11153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:53,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-15 15:06:53,679 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-15 15:06:53,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:53,679 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-15 15:06:53,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:53,679 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-15 15:06:53,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:53,683 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:53,683 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:53,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-03-15 15:06:53,684 INFO L402 AbstractCegarLoop]: === Iteration 320 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:53,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:53,685 INFO L85 PathProgramCache]: Analyzing trace with hash -2122370938, now seen corresponding path program 54 times [2022-03-15 15:06:53,685 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:53,685 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187295974] [2022-03-15 15:06:53,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:53,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:54,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:54,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:54,329 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187295974] [2022-03-15 15:06:54,329 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187295974] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:54,329 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:54,329 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:54,329 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187271843] [2022-03-15 15:06:54,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:54,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:54,329 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:54,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:54,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:54,330 INFO L87 Difference]: Start difference. First operand 4143 states and 11153 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:56,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:56,321 INFO L93 Difference]: Finished difference Result 6015 states and 15340 transitions. [2022-03-15 15:06:56,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:06:56,321 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:56,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:56,331 INFO L225 Difference]: With dead ends: 6015 [2022-03-15 15:06:56,331 INFO L226 Difference]: Without dead ends: 6015 [2022-03-15 15:06:56,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=413, Invalid=847, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:06:56,332 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1278 mSDsluCounter, 1661 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 342 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1278 SdHoareTripleChecker+Valid, 2004 SdHoareTripleChecker+Invalid, 2124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 342 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:56,332 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1278 Valid, 2004 Invalid, 2124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [342 Valid, 1782 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:06:56,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6015 states. [2022-03-15 15:06:56,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6015 to 4191. [2022-03-15 15:06:56,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 4187 states have (on average 2.6973967040840696) internal successors, (11294), 4190 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:56,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-15 15:06:56,396 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-15 15:06:56,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:56,396 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-15 15:06:56,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:56,397 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-15 15:06:56,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:56,401 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:56,401 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:56,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2022-03-15 15:06:56,401 INFO L402 AbstractCegarLoop]: === Iteration 321 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:56,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:56,401 INFO L85 PathProgramCache]: Analyzing trace with hash 2025700068, now seen corresponding path program 55 times [2022-03-15 15:06:56,401 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:56,401 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382516970] [2022-03-15 15:06:56,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:56,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:57,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:57,223 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:57,223 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382516970] [2022-03-15 15:06:57,223 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382516970] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:57,223 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:57,223 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:57,223 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981853771] [2022-03-15 15:06:57,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:57,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:57,223 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:57,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:57,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:57,224 INFO L87 Difference]: Start difference. First operand 4191 states and 11294 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:59,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:59,212 INFO L93 Difference]: Finished difference Result 5636 states and 14544 transitions. [2022-03-15 15:06:59,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:59,212 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:06:59,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:59,220 INFO L225 Difference]: With dead ends: 5636 [2022-03-15 15:06:59,220 INFO L226 Difference]: Without dead ends: 5636 [2022-03-15 15:06:59,220 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:59,220 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1327 mSDsluCounter, 2082 mSDsCounter, 0 mSdLazyCounter, 2182 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1327 SdHoareTripleChecker+Valid, 2369 SdHoareTripleChecker+Invalid, 2420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 2182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:59,220 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1327 Valid, 2369 Invalid, 2420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 2182 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:06:59,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5636 states. [2022-03-15 15:06:59,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5636 to 4159. [2022-03-15 15:06:59,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4159 states, 4155 states have (on average 2.6955475330926593) internal successors, (11200), 4158 states have internal predecessors, (11200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:59,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4159 states to 4159 states and 11200 transitions. [2022-03-15 15:06:59,275 INFO L78 Accepts]: Start accepts. Automaton has 4159 states and 11200 transitions. Word has length 94 [2022-03-15 15:06:59,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:59,275 INFO L470 AbstractCegarLoop]: Abstraction has 4159 states and 11200 transitions. [2022-03-15 15:06:59,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:59,275 INFO L276 IsEmpty]: Start isEmpty. Operand 4159 states and 11200 transitions. [2022-03-15 15:06:59,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:06:59,278 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:59,278 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:59,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2022-03-15 15:06:59,279 INFO L402 AbstractCegarLoop]: === Iteration 322 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:06:59,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:59,279 INFO L85 PathProgramCache]: Analyzing trace with hash -420082674, now seen corresponding path program 56 times [2022-03-15 15:06:59,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:59,279 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18069504] [2022-03-15 15:06:59,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:59,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:00,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:00,051 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:00,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18069504] [2022-03-15 15:07:00,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18069504] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:00,051 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:00,051 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:00,051 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112987175] [2022-03-15 15:07:00,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:00,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:00,051 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:00,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:00,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:00,052 INFO L87 Difference]: Start difference. First operand 4159 states and 11200 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:02,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:02,120 INFO L93 Difference]: Finished difference Result 5984 states and 15258 transitions. [2022-03-15 15:07:02,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:07:02,121 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:02,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:02,130 INFO L225 Difference]: With dead ends: 5984 [2022-03-15 15:07:02,130 INFO L226 Difference]: Without dead ends: 5984 [2022-03-15 15:07:02,131 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:07:02,131 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1404 mSDsluCounter, 1756 mSDsCounter, 0 mSdLazyCounter, 1934 mSolverCounterSat, 340 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1404 SdHoareTripleChecker+Valid, 2101 SdHoareTripleChecker+Invalid, 2274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 1934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:02,131 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1404 Valid, 2101 Invalid, 2274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 1934 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:07:02,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5984 states. [2022-03-15 15:07:02,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5984 to 4191. [2022-03-15 15:07:02,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4191 states, 4187 states have (on average 2.6973967040840696) internal successors, (11294), 4190 states have internal predecessors, (11294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:02,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-15 15:07:02,201 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-15 15:07:02,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:02,201 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-15 15:07:02,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:02,201 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-15 15:07:02,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:02,205 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:02,205 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:02,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2022-03-15 15:07:02,206 INFO L402 AbstractCegarLoop]: === Iteration 323 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:02,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:02,206 INFO L85 PathProgramCache]: Analyzing trace with hash -566978964, now seen corresponding path program 57 times [2022-03-15 15:07:02,206 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:02,206 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837736537] [2022-03-15 15:07:02,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:02,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:03,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:03,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:03,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837736537] [2022-03-15 15:07:03,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837736537] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:03,281 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:03,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:03,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19741072] [2022-03-15 15:07:03,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:03,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:03,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:03,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:03,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:03,281 INFO L87 Difference]: Start difference. First operand 4191 states and 11294 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:05,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:05,303 INFO L93 Difference]: Finished difference Result 5715 states and 14760 transitions. [2022-03-15 15:07:05,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:05,304 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:05,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:05,312 INFO L225 Difference]: With dead ends: 5715 [2022-03-15 15:07:05,313 INFO L226 Difference]: Without dead ends: 5715 [2022-03-15 15:07:05,313 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:05,313 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1342 mSDsluCounter, 1868 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 2165 SdHoareTripleChecker+Invalid, 2243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 2005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:05,313 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1342 Valid, 2165 Invalid, 2243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 2005 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:07:05,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5715 states. [2022-03-15 15:07:05,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5715 to 4095. [2022-03-15 15:07:05,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4095 states, 4091 states have (on average 2.6917624052798828) internal successors, (11012), 4094 states have internal predecessors, (11012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:05,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 4095 states and 11012 transitions. [2022-03-15 15:07:05,379 INFO L78 Accepts]: Start accepts. Automaton has 4095 states and 11012 transitions. Word has length 94 [2022-03-15 15:07:05,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:05,380 INFO L470 AbstractCegarLoop]: Abstraction has 4095 states and 11012 transitions. [2022-03-15 15:07:05,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:05,380 INFO L276 IsEmpty]: Start isEmpty. Operand 4095 states and 11012 transitions. [2022-03-15 15:07:05,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:05,384 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:05,384 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:05,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2022-03-15 15:07:05,384 INFO L402 AbstractCegarLoop]: === Iteration 324 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:05,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:05,384 INFO L85 PathProgramCache]: Analyzing trace with hash -2116316366, now seen corresponding path program 58 times [2022-03-15 15:07:05,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:05,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508867617] [2022-03-15 15:07:05,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:05,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:06,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:06,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:06,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508867617] [2022-03-15 15:07:06,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508867617] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:06,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:06,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:06,074 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986699137] [2022-03-15 15:07:06,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:06,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:06,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:06,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:06,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:06,074 INFO L87 Difference]: Start difference. First operand 4095 states and 11012 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:07,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:07,713 INFO L93 Difference]: Finished difference Result 5512 states and 13965 transitions. [2022-03-15 15:07:07,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:07,713 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:07,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:07,723 INFO L225 Difference]: With dead ends: 5512 [2022-03-15 15:07:07,723 INFO L226 Difference]: Without dead ends: 5512 [2022-03-15 15:07:07,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=362, Invalid=760, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:07,723 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1453 mSDsluCounter, 1370 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 370 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1453 SdHoareTripleChecker+Valid, 1701 SdHoareTripleChecker+Invalid, 1877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 370 IncrementalHoareTripleChecker+Valid, 1507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:07,723 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1453 Valid, 1701 Invalid, 1877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [370 Valid, 1507 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:07:07,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5512 states. [2022-03-15 15:07:07,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5512 to 4127. [2022-03-15 15:07:07,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4127 states, 4123 states have (on average 2.6936696580160078) internal successors, (11106), 4126 states have internal predecessors, (11106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:07,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 11106 transitions. [2022-03-15 15:07:07,791 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 11106 transitions. Word has length 94 [2022-03-15 15:07:07,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:07,791 INFO L470 AbstractCegarLoop]: Abstraction has 4127 states and 11106 transitions. [2022-03-15 15:07:07,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:07,792 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 11106 transitions. [2022-03-15 15:07:07,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:07,795 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:07,795 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:07,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable323 [2022-03-15 15:07:07,796 INFO L402 AbstractCegarLoop]: === Iteration 325 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:07,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:07,796 INFO L85 PathProgramCache]: Analyzing trace with hash 2031754640, now seen corresponding path program 59 times [2022-03-15 15:07:07,796 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:07,796 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293985008] [2022-03-15 15:07:07,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:07,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:08,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:08,735 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:08,735 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293985008] [2022-03-15 15:07:08,735 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293985008] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:08,735 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:08,735 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:08,735 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803579406] [2022-03-15 15:07:08,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:08,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:08,735 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:08,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:08,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:08,736 INFO L87 Difference]: Start difference. First operand 4127 states and 11106 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:10,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:10,576 INFO L93 Difference]: Finished difference Result 5298 states and 13616 transitions. [2022-03-15 15:07:10,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:10,577 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:10,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:10,584 INFO L225 Difference]: With dead ends: 5298 [2022-03-15 15:07:10,584 INFO L226 Difference]: Without dead ends: 5298 [2022-03-15 15:07:10,584 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:10,585 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1168 mSDsluCounter, 1914 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1168 SdHoareTripleChecker+Valid, 2203 SdHoareTripleChecker+Invalid, 2187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:10,585 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1168 Valid, 2203 Invalid, 2187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:07:10,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5298 states. [2022-03-15 15:07:10,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5298 to 4031. [2022-03-15 15:07:10,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4031 states, 4027 states have (on average 2.68785696548299) internal successors, (10824), 4030 states have internal predecessors, (10824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:10,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4031 states to 4031 states and 10824 transitions. [2022-03-15 15:07:10,639 INFO L78 Accepts]: Start accepts. Automaton has 4031 states and 10824 transitions. Word has length 94 [2022-03-15 15:07:10,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:10,640 INFO L470 AbstractCegarLoop]: Abstraction has 4031 states and 10824 transitions. [2022-03-15 15:07:10,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:10,640 INFO L276 IsEmpty]: Start isEmpty. Operand 4031 states and 10824 transitions. [2022-03-15 15:07:10,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:10,643 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:10,643 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:10,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324 [2022-03-15 15:07:10,643 INFO L402 AbstractCegarLoop]: === Iteration 326 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:10,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:10,644 INFO L85 PathProgramCache]: Analyzing trace with hash 581749840, now seen corresponding path program 60 times [2022-03-15 15:07:10,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:10,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855656762] [2022-03-15 15:07:10,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:10,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:11,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:11,268 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:11,269 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855656762] [2022-03-15 15:07:11,269 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855656762] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:11,269 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:11,269 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:11,269 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798837693] [2022-03-15 15:07:11,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:11,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:11,269 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:11,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:11,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:11,269 INFO L87 Difference]: Start difference. First operand 4031 states and 10824 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:13,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:13,153 INFO L93 Difference]: Finished difference Result 5827 states and 14831 transitions. [2022-03-15 15:07:13,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:07:13,153 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:13,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:13,162 INFO L225 Difference]: With dead ends: 5827 [2022-03-15 15:07:13,162 INFO L226 Difference]: Without dead ends: 5827 [2022-03-15 15:07:13,162 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=384, Invalid=806, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:07:13,162 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1346 mSDsluCounter, 1756 mSDsCounter, 0 mSdLazyCounter, 1877 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 2085 SdHoareTripleChecker+Invalid, 2184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 1877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:13,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 2085 Invalid, 2184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 1877 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:07:13,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5827 states. [2022-03-15 15:07:13,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5827 to 4079. [2022-03-15 15:07:13,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4075 states have (on average 2.69079754601227) internal successors, (10965), 4078 states have internal predecessors, (10965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:13,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-15 15:07:13,224 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-15 15:07:13,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:13,224 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-15 15:07:13,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-15 15:07:13,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:13,228 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:13,228 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:13,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable325 [2022-03-15 15:07:13,228 INFO L402 AbstractCegarLoop]: === Iteration 327 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:13,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:13,228 INFO L85 PathProgramCache]: Analyzing trace with hash 434853550, now seen corresponding path program 61 times [2022-03-15 15:07:13,228 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:13,228 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635822053] [2022-03-15 15:07:13,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:13,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:14,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:14,185 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:14,185 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635822053] [2022-03-15 15:07:14,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635822053] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:14,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:14,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:14,185 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989187598] [2022-03-15 15:07:14,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:14,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:14,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:14,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:14,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:14,186 INFO L87 Difference]: Start difference. First operand 4079 states and 10965 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:15,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:15,967 INFO L93 Difference]: Finished difference Result 5448 states and 14035 transitions. [2022-03-15 15:07:15,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:15,967 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:15,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:15,975 INFO L225 Difference]: With dead ends: 5448 [2022-03-15 15:07:15,975 INFO L226 Difference]: Without dead ends: 5448 [2022-03-15 15:07:15,975 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:15,975 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1147 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 1756 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1147 SdHoareTripleChecker+Valid, 1953 SdHoareTripleChecker+Invalid, 2045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:15,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1147 Valid, 1953 Invalid, 2045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1756 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:15,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5448 states. [2022-03-15 15:07:16,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5448 to 4047. [2022-03-15 15:07:16,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4047 states, 4043 states have (on average 2.688844917140737) internal successors, (10871), 4046 states have internal predecessors, (10871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:16,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4047 states to 4047 states and 10871 transitions. [2022-03-15 15:07:16,032 INFO L78 Accepts]: Start accepts. Automaton has 4047 states and 10871 transitions. Word has length 94 [2022-03-15 15:07:16,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:16,032 INFO L470 AbstractCegarLoop]: Abstraction has 4047 states and 10871 transitions. [2022-03-15 15:07:16,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:16,032 INFO L276 IsEmpty]: Start isEmpty. Operand 4047 states and 10871 transitions. [2022-03-15 15:07:16,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:16,036 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:16,036 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:16,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable326 [2022-03-15 15:07:16,036 INFO L402 AbstractCegarLoop]: === Iteration 328 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:16,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:16,036 INFO L85 PathProgramCache]: Analyzing trace with hash -2010929192, now seen corresponding path program 62 times [2022-03-15 15:07:16,036 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:16,036 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718833656] [2022-03-15 15:07:16,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:16,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:16,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:16,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:16,825 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718833656] [2022-03-15 15:07:16,825 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718833656] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:16,825 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:16,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:16,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4790596] [2022-03-15 15:07:16,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:16,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:16,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:16,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:16,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:16,825 INFO L87 Difference]: Start difference. First operand 4047 states and 10871 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:18,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:18,795 INFO L93 Difference]: Finished difference Result 5796 states and 14749 transitions. [2022-03-15 15:07:18,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:07:18,795 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:18,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:18,804 INFO L225 Difference]: With dead ends: 5796 [2022-03-15 15:07:18,804 INFO L226 Difference]: Without dead ends: 5796 [2022-03-15 15:07:18,804 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:07:18,804 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1265 mSDsluCounter, 1630 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1265 SdHoareTripleChecker+Valid, 1975 SdHoareTripleChecker+Invalid, 2129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 346 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:18,804 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1265 Valid, 1975 Invalid, 2129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:07:18,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5796 states. [2022-03-15 15:07:18,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5796 to 4079. [2022-03-15 15:07:18,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4075 states have (on average 2.69079754601227) internal successors, (10965), 4078 states have internal predecessors, (10965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:18,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-15 15:07:18,869 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-15 15:07:18,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:18,869 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-15 15:07:18,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:18,869 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-15 15:07:18,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:18,873 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:18,873 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:18,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable327 [2022-03-15 15:07:18,873 INFO L402 AbstractCegarLoop]: === Iteration 329 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:18,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:18,874 INFO L85 PathProgramCache]: Analyzing trace with hash 2137141814, now seen corresponding path program 63 times [2022-03-15 15:07:18,874 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:18,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485436940] [2022-03-15 15:07:18,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:18,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:19,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:19,940 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:19,940 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485436940] [2022-03-15 15:07:19,940 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485436940] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:19,940 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:19,940 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:19,940 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459386688] [2022-03-15 15:07:19,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:19,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:19,941 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:19,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:19,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:19,941 INFO L87 Difference]: Start difference. First operand 4079 states and 10965 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:21,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:21,970 INFO L93 Difference]: Finished difference Result 5527 states and 14251 transitions. [2022-03-15 15:07:21,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:21,970 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:21,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:21,979 INFO L225 Difference]: With dead ends: 5527 [2022-03-15 15:07:21,979 INFO L226 Difference]: Without dead ends: 5527 [2022-03-15 15:07:21,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:21,979 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1109 mSDsluCounter, 1891 mSDsCounter, 0 mSdLazyCounter, 2008 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1109 SdHoareTripleChecker+Valid, 2184 SdHoareTripleChecker+Invalid, 2271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 2008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:21,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1109 Valid, 2184 Invalid, 2271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 2008 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:07:21,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5527 states. [2022-03-15 15:07:22,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5527 to 3999. [2022-03-15 15:07:22,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3999 states, 3995 states have (on average 2.685857321652065) internal successors, (10730), 3998 states have internal predecessors, (10730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:22,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 10730 transitions. [2022-03-15 15:07:22,045 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 10730 transitions. Word has length 94 [2022-03-15 15:07:22,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:22,045 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 10730 transitions. [2022-03-15 15:07:22,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:22,045 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 10730 transitions. [2022-03-15 15:07:22,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:22,049 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:22,049 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:22,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable328 [2022-03-15 15:07:22,050 INFO L402 AbstractCegarLoop]: === Iteration 330 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:22,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:22,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1371989006, now seen corresponding path program 64 times [2022-03-15 15:07:22,050 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:22,050 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577690449] [2022-03-15 15:07:22,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:22,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:22,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:22,748 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:22,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577690449] [2022-03-15 15:07:22,749 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577690449] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:22,749 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:22,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:22,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194889410] [2022-03-15 15:07:22,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:22,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:22,749 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:22,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:22,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:22,749 INFO L87 Difference]: Start difference. First operand 3999 states and 10730 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:24,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:24,281 INFO L93 Difference]: Finished difference Result 5362 states and 13546 transitions. [2022-03-15 15:07:24,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:24,281 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:24,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:24,288 INFO L225 Difference]: With dead ends: 5362 [2022-03-15 15:07:24,289 INFO L226 Difference]: Without dead ends: 5362 [2022-03-15 15:07:24,289 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:24,289 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1653 mSDsluCounter, 1216 mSDsCounter, 0 mSdLazyCounter, 1401 mSolverCounterSat, 413 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1653 SdHoareTripleChecker+Valid, 1548 SdHoareTripleChecker+Invalid, 1814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 413 IncrementalHoareTripleChecker+Valid, 1401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:24,289 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1653 Valid, 1548 Invalid, 1814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [413 Valid, 1401 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:07:24,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5362 states. [2022-03-15 15:07:24,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5362 to 4015. [2022-03-15 15:07:24,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4015 states, 4011 states have (on average 2.68686113188731) internal successors, (10777), 4014 states have internal predecessors, (10777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:24,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 10777 transitions. [2022-03-15 15:07:24,343 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 10777 transitions. Word has length 94 [2022-03-15 15:07:24,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:24,343 INFO L470 AbstractCegarLoop]: Abstraction has 4015 states and 10777 transitions. [2022-03-15 15:07:24,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:24,343 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 10777 transitions. [2022-03-15 15:07:24,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:24,346 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:24,346 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:24,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable329 [2022-03-15 15:07:24,346 INFO L402 AbstractCegarLoop]: === Iteration 331 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:24,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:24,347 INFO L85 PathProgramCache]: Analyzing trace with hash -1518885296, now seen corresponding path program 65 times [2022-03-15 15:07:24,347 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:24,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202322453] [2022-03-15 15:07:24,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:24,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:25,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:25,134 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:25,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202322453] [2022-03-15 15:07:25,134 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202322453] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:25,134 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:25,134 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:25,134 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260020905] [2022-03-15 15:07:25,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:25,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:25,135 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:25,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:25,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:25,135 INFO L87 Difference]: Start difference. First operand 4015 states and 10777 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:26,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:26,722 INFO L93 Difference]: Finished difference Result 5148 states and 13197 transitions. [2022-03-15 15:07:26,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:26,723 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:26,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:26,729 INFO L225 Difference]: With dead ends: 5148 [2022-03-15 15:07:26,730 INFO L226 Difference]: Without dead ends: 5148 [2022-03-15 15:07:26,730 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:26,730 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1347 mSDsluCounter, 1384 mSDsCounter, 0 mSdLazyCounter, 1529 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 1683 SdHoareTripleChecker+Invalid, 1853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 1529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:26,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 1683 Invalid, 1853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 1529 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:07:26,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5148 states. [2022-03-15 15:07:26,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5148 to 3967. [2022-03-15 15:07:26,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3967 states, 3963 states have (on average 2.683825384809488) internal successors, (10636), 3966 states have internal predecessors, (10636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:26,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 3967 states and 10636 transitions. [2022-03-15 15:07:26,782 INFO L78 Accepts]: Start accepts. Automaton has 3967 states and 10636 transitions. Word has length 94 [2022-03-15 15:07:26,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:26,782 INFO L470 AbstractCegarLoop]: Abstraction has 3967 states and 10636 transitions. [2022-03-15 15:07:26,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:26,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3967 states and 10636 transitions. [2022-03-15 15:07:26,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:26,786 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:26,786 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:26,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable330 [2022-03-15 15:07:26,786 INFO L402 AbstractCegarLoop]: === Iteration 332 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:26,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:26,786 INFO L85 PathProgramCache]: Analyzing trace with hash 330299258, now seen corresponding path program 66 times [2022-03-15 15:07:26,786 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:26,786 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52550287] [2022-03-15 15:07:26,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:26,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:27,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:27,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:27,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52550287] [2022-03-15 15:07:27,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52550287] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:27,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:27,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:27,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169563118] [2022-03-15 15:07:27,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:27,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:27,574 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:27,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:27,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:27,575 INFO L87 Difference]: Start difference. First operand 3967 states and 10636 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:29,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:29,737 INFO L93 Difference]: Finished difference Result 5630 states and 14283 transitions. [2022-03-15 15:07:29,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:07:29,738 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:29,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:29,744 INFO L225 Difference]: With dead ends: 5630 [2022-03-15 15:07:29,744 INFO L226 Difference]: Without dead ends: 5630 [2022-03-15 15:07:29,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:07:29,745 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1468 mSDsluCounter, 1923 mSDsCounter, 0 mSdLazyCounter, 2111 mSolverCounterSat, 314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1468 SdHoareTripleChecker+Valid, 2249 SdHoareTripleChecker+Invalid, 2425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 314 IncrementalHoareTripleChecker+Valid, 2111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:29,745 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1468 Valid, 2249 Invalid, 2425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [314 Valid, 2111 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:07:29,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5630 states. [2022-03-15 15:07:29,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5630 to 3999. [2022-03-15 15:07:29,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3999 states, 3995 states have (on average 2.685857321652065) internal successors, (10730), 3998 states have internal predecessors, (10730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:29,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 10730 transitions. [2022-03-15 15:07:29,801 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 10730 transitions. Word has length 94 [2022-03-15 15:07:29,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:29,801 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 10730 transitions. [2022-03-15 15:07:29,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:29,801 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 10730 transitions. [2022-03-15 15:07:29,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:29,805 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:29,805 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:29,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable331 [2022-03-15 15:07:29,805 INFO L402 AbstractCegarLoop]: === Iteration 333 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:29,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:29,805 INFO L85 PathProgramCache]: Analyzing trace with hash 183402968, now seen corresponding path program 67 times [2022-03-15 15:07:29,805 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:29,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585744899] [2022-03-15 15:07:29,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:29,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:29,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:30,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:30,831 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:30,831 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585744899] [2022-03-15 15:07:30,831 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585744899] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:30,831 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:30,831 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:30,831 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336598205] [2022-03-15 15:07:30,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:30,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:30,832 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:30,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:30,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:30,832 INFO L87 Difference]: Start difference. First operand 3999 states and 10730 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:32,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:32,690 INFO L93 Difference]: Finished difference Result 5361 states and 13785 transitions. [2022-03-15 15:07:32,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:32,690 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:32,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:32,697 INFO L225 Difference]: With dead ends: 5361 [2022-03-15 15:07:32,697 INFO L226 Difference]: Without dead ends: 5361 [2022-03-15 15:07:32,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:32,698 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1356 mSDsluCounter, 1684 mSDsCounter, 0 mSdLazyCounter, 1773 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1356 SdHoareTripleChecker+Valid, 1980 SdHoareTripleChecker+Invalid, 2041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1773 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:32,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1356 Valid, 1980 Invalid, 2041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1773 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:32,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5361 states. [2022-03-15 15:07:32,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5361 to 3951. [2022-03-15 15:07:32,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3951 states, 3947 states have (on average 2.6827970610590324) internal successors, (10589), 3950 states have internal predecessors, (10589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-15 15:07:32,758 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-15 15:07:32,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:32,759 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-15 15:07:32,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:32,759 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-15 15:07:32,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:32,762 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:32,763 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:32,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable332 [2022-03-15 15:07:32,763 INFO L402 AbstractCegarLoop]: === Iteration 334 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:32,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:32,763 INFO L85 PathProgramCache]: Analyzing trace with hash 392942794, now seen corresponding path program 68 times [2022-03-15 15:07:32,763 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:32,763 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854439516] [2022-03-15 15:07:32,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:32,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:33,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:33,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:33,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854439516] [2022-03-15 15:07:33,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854439516] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:33,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:33,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:33,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240443530] [2022-03-15 15:07:33,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:33,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:33,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:33,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:33,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:33,684 INFO L87 Difference]: Start difference. First operand 3951 states and 10589 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:35,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:35,539 INFO L93 Difference]: Finished difference Result 5397 states and 13629 transitions. [2022-03-15 15:07:35,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:35,539 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:35,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:35,546 INFO L225 Difference]: With dead ends: 5397 [2022-03-15 15:07:35,546 INFO L226 Difference]: Without dead ends: 5397 [2022-03-15 15:07:35,546 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:35,547 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1454 mSDsluCounter, 1608 mSDsCounter, 0 mSdLazyCounter, 1726 mSolverCounterSat, 318 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1454 SdHoareTripleChecker+Valid, 1941 SdHoareTripleChecker+Invalid, 2044 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 318 IncrementalHoareTripleChecker+Valid, 1726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:35,547 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1454 Valid, 1941 Invalid, 2044 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [318 Valid, 1726 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:35,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5397 states. [2022-03-15 15:07:35,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5397 to 3861. [2022-03-15 15:07:35,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3861 states, 3857 states have (on average 2.6800622245268344) internal successors, (10337), 3860 states have internal predecessors, (10337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:35,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 3861 states and 10337 transitions. [2022-03-15 15:07:35,603 INFO L78 Accepts]: Start accepts. Automaton has 3861 states and 10337 transitions. Word has length 94 [2022-03-15 15:07:35,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:35,603 INFO L470 AbstractCegarLoop]: Abstraction has 3861 states and 10337 transitions. [2022-03-15 15:07:35,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:35,603 INFO L276 IsEmpty]: Start isEmpty. Operand 3861 states and 10337 transitions. [2022-03-15 15:07:35,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:35,606 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:35,606 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:35,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable333 [2022-03-15 15:07:35,607 INFO L402 AbstractCegarLoop]: === Iteration 335 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:35,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:35,607 INFO L85 PathProgramCache]: Analyzing trace with hash 246046504, now seen corresponding path program 69 times [2022-03-15 15:07:35,607 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:35,607 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102849203] [2022-03-15 15:07:35,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:35,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:36,688 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:36,688 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102849203] [2022-03-15 15:07:36,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102849203] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:36,688 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:36,688 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:36,689 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362787339] [2022-03-15 15:07:36,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:36,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:36,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:36,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:36,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:36,689 INFO L87 Difference]: Start difference. First operand 3861 states and 10337 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:38,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:38,287 INFO L93 Difference]: Finished difference Result 5183 states and 13280 transitions. [2022-03-15 15:07:38,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:38,287 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:38,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:38,294 INFO L225 Difference]: With dead ends: 5183 [2022-03-15 15:07:38,294 INFO L226 Difference]: Without dead ends: 5183 [2022-03-15 15:07:38,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:38,295 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1380 mSDsluCounter, 1379 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1380 SdHoareTripleChecker+Valid, 1683 SdHoareTripleChecker+Invalid, 1795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:38,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1380 Valid, 1683 Invalid, 1795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1526 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:07:38,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5183 states. [2022-03-15 15:07:38,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5183 to 3685. [2022-03-15 15:07:38,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3685 states, 3681 states have (on average 2.6701983156750884) internal successors, (9829), 3684 states have internal predecessors, (9829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:38,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3685 states and 9829 transitions. [2022-03-15 15:07:38,351 INFO L78 Accepts]: Start accepts. Automaton has 3685 states and 9829 transitions. Word has length 94 [2022-03-15 15:07:38,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:38,351 INFO L470 AbstractCegarLoop]: Abstraction has 3685 states and 9829 transitions. [2022-03-15 15:07:38,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 9829 transitions. [2022-03-15 15:07:38,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:38,354 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:38,354 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:38,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable334 [2022-03-15 15:07:38,354 INFO L402 AbstractCegarLoop]: === Iteration 336 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:38,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:38,354 INFO L85 PathProgramCache]: Analyzing trace with hash -1882889726, now seen corresponding path program 83 times [2022-03-15 15:07:38,354 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:38,354 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301139901] [2022-03-15 15:07:38,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:38,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:38,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:38,925 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:38,925 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301139901] [2022-03-15 15:07:38,925 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301139901] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:38,925 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:38,925 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:38,925 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684490347] [2022-03-15 15:07:38,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:38,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:38,926 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:38,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:38,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:38,926 INFO L87 Difference]: Start difference. First operand 3685 states and 9829 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:40,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:40,336 INFO L93 Difference]: Finished difference Result 4760 states and 12051 transitions. [2022-03-15 15:07:40,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:07:40,337 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:40,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:40,342 INFO L225 Difference]: With dead ends: 4760 [2022-03-15 15:07:40,342 INFO L226 Difference]: Without dead ends: 4760 [2022-03-15 15:07:40,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:07:40,343 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 1217 mSDsluCounter, 1374 mSDsCounter, 0 mSdLazyCounter, 1392 mSolverCounterSat, 319 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1217 SdHoareTripleChecker+Valid, 1657 SdHoareTripleChecker+Invalid, 1711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 319 IncrementalHoareTripleChecker+Valid, 1392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:40,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1217 Valid, 1657 Invalid, 1711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [319 Valid, 1392 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:07:40,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4760 states. [2022-03-15 15:07:40,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4760 to 3707. [2022-03-15 15:07:40,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3707 states, 3703 states have (on average 2.6716176073453957) internal successors, (9893), 3706 states have internal predecessors, (9893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:40,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 9893 transitions. [2022-03-15 15:07:40,392 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 9893 transitions. Word has length 94 [2022-03-15 15:07:40,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:40,392 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 9893 transitions. [2022-03-15 15:07:40,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 9893 transitions. [2022-03-15 15:07:40,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:40,395 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:40,395 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:40,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable335 [2022-03-15 15:07:40,395 INFO L402 AbstractCegarLoop]: === Iteration 337 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:40,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:40,396 INFO L85 PathProgramCache]: Analyzing trace with hash -2053355382, now seen corresponding path program 84 times [2022-03-15 15:07:40,396 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:40,396 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328038814] [2022-03-15 15:07:40,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:40,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:40,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:40,884 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:40,884 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328038814] [2022-03-15 15:07:40,884 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328038814] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:40,884 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:40,884 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:40,884 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324934210] [2022-03-15 15:07:40,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:40,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:40,885 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:40,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:40,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:40,885 INFO L87 Difference]: Start difference. First operand 3707 states and 9893 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:42,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:42,207 INFO L93 Difference]: Finished difference Result 5194 states and 12958 transitions. [2022-03-15 15:07:42,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:42,207 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:42,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:42,215 INFO L225 Difference]: With dead ends: 5194 [2022-03-15 15:07:42,215 INFO L226 Difference]: Without dead ends: 5194 [2022-03-15 15:07:42,215 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:42,215 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1237 mSDsluCounter, 1356 mSDsCounter, 0 mSdLazyCounter, 1492 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1237 SdHoareTripleChecker+Valid, 1683 SdHoareTripleChecker+Invalid, 1809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 317 IncrementalHoareTripleChecker+Valid, 1492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:42,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1237 Valid, 1683 Invalid, 1809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 1492 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:07:42,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5194 states. [2022-03-15 15:07:42,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5194 to 3718. [2022-03-15 15:07:42,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3718 states, 3714 states have (on average 2.6723209477652126) internal successors, (9925), 3717 states have internal predecessors, (9925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:42,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 9925 transitions. [2022-03-15 15:07:42,271 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 9925 transitions. Word has length 94 [2022-03-15 15:07:42,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:42,271 INFO L470 AbstractCegarLoop]: Abstraction has 3718 states and 9925 transitions. [2022-03-15 15:07:42,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:42,271 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 9925 transitions. [2022-03-15 15:07:42,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:42,274 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:42,274 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:42,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable336 [2022-03-15 15:07:42,274 INFO L402 AbstractCegarLoop]: === Iteration 338 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:42,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:42,275 INFO L85 PathProgramCache]: Analyzing trace with hash 2106720994, now seen corresponding path program 85 times [2022-03-15 15:07:42,275 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:42,275 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450627582] [2022-03-15 15:07:42,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:42,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:43,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:43,124 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:43,124 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450627582] [2022-03-15 15:07:43,124 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450627582] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:43,124 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:43,124 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:43,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093289332] [2022-03-15 15:07:43,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:43,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:43,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:43,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:43,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:43,124 INFO L87 Difference]: Start difference. First operand 3718 states and 9925 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:44,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:44,932 INFO L93 Difference]: Finished difference Result 4859 states and 12328 transitions. [2022-03-15 15:07:44,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:44,932 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:44,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:44,939 INFO L225 Difference]: With dead ends: 4859 [2022-03-15 15:07:44,939 INFO L226 Difference]: Without dead ends: 4859 [2022-03-15 15:07:44,940 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:44,940 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1383 mSDsluCounter, 1616 mSDsCounter, 0 mSdLazyCounter, 1659 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1383 SdHoareTripleChecker+Valid, 1902 SdHoareTripleChecker+Invalid, 1926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:44,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1383 Valid, 1902 Invalid, 1926 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1659 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:44,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4859 states. [2022-03-15 15:07:44,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4859 to 3663. [2022-03-15 15:07:44,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3663 states, 3659 states have (on average 2.668761956818803) internal successors, (9765), 3662 states have internal predecessors, (9765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:44,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 3663 states and 9765 transitions. [2022-03-15 15:07:44,996 INFO L78 Accepts]: Start accepts. Automaton has 3663 states and 9765 transitions. Word has length 94 [2022-03-15 15:07:44,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:44,997 INFO L470 AbstractCegarLoop]: Abstraction has 3663 states and 9765 transitions. [2022-03-15 15:07:44,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:44,997 INFO L276 IsEmpty]: Start isEmpty. Operand 3663 states and 9765 transitions. [2022-03-15 15:07:45,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:45,000 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:45,000 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:45,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable337 [2022-03-15 15:07:45,000 INFO L402 AbstractCegarLoop]: === Iteration 339 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:45,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:45,000 INFO L85 PathProgramCache]: Analyzing trace with hash 302667674, now seen corresponding path program 86 times [2022-03-15 15:07:45,000 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:45,000 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179135899] [2022-03-15 15:07:45,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:45,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:45,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:45,760 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:45,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179135899] [2022-03-15 15:07:45,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179135899] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:45,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:45,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:45,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213739772] [2022-03-15 15:07:45,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:45,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:45,761 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:45,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:45,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:45,761 INFO L87 Difference]: Start difference. First operand 3663 states and 9765 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:47,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:47,459 INFO L93 Difference]: Finished difference Result 4958 states and 12605 transitions. [2022-03-15 15:07:47,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:07:47,459 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:47,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:47,466 INFO L225 Difference]: With dead ends: 4958 [2022-03-15 15:07:47,467 INFO L226 Difference]: Without dead ends: 4958 [2022-03-15 15:07:47,467 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:07:47,467 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 1157 mSDsluCounter, 1479 mSDsCounter, 0 mSdLazyCounter, 1588 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 1758 SdHoareTripleChecker+Invalid, 1877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:47,467 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 1758 Invalid, 1877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1588 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:07:47,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4958 states. [2022-03-15 15:07:47,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4958 to 3718. [2022-03-15 15:07:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3718 states, 3714 states have (on average 2.6723209477652126) internal successors, (9925), 3717 states have internal predecessors, (9925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:47,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 9925 transitions. [2022-03-15 15:07:47,519 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 9925 transitions. Word has length 94 [2022-03-15 15:07:47,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:47,520 INFO L470 AbstractCegarLoop]: Abstraction has 3718 states and 9925 transitions. [2022-03-15 15:07:47,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 9925 transitions. [2022-03-15 15:07:47,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:47,523 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:47,523 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:47,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable338 [2022-03-15 15:07:47,523 INFO L402 AbstractCegarLoop]: === Iteration 340 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:47,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:47,523 INFO L85 PathProgramCache]: Analyzing trace with hash 132202018, now seen corresponding path program 87 times [2022-03-15 15:07:47,523 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:47,523 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71492249] [2022-03-15 15:07:47,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:47,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:48,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:48,218 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:48,218 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71492249] [2022-03-15 15:07:48,218 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71492249] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:48,218 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:48,218 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:48,218 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477973066] [2022-03-15 15:07:48,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:48,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:48,218 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:48,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:48,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:48,219 INFO L87 Difference]: Start difference. First operand 3718 states and 9925 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:50,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:50,055 INFO L93 Difference]: Finished difference Result 5458 states and 13682 transitions. [2022-03-15 15:07:50,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:07:50,055 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:50,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:50,064 INFO L225 Difference]: With dead ends: 5458 [2022-03-15 15:07:50,064 INFO L226 Difference]: Without dead ends: 5458 [2022-03-15 15:07:50,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=390, Invalid=800, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:07:50,064 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1518 mSDsluCounter, 1533 mSDsCounter, 0 mSdLazyCounter, 1671 mSolverCounterSat, 323 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 1864 SdHoareTripleChecker+Invalid, 1994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 323 IncrementalHoareTripleChecker+Valid, 1671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:50,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1518 Valid, 1864 Invalid, 1994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [323 Valid, 1671 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:50,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5458 states. [2022-03-15 15:07:50,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5458 to 3729. [2022-03-15 15:07:50,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3729 states, 3725 states have (on average 2.673020134228188) internal successors, (9957), 3728 states have internal predecessors, (9957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:50,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3729 states and 9957 transitions. [2022-03-15 15:07:50,125 INFO L78 Accepts]: Start accepts. Automaton has 3729 states and 9957 transitions. Word has length 94 [2022-03-15 15:07:50,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:50,125 INFO L470 AbstractCegarLoop]: Abstraction has 3729 states and 9957 transitions. [2022-03-15 15:07:50,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:50,126 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 9957 transitions. [2022-03-15 15:07:50,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:50,129 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:50,129 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:50,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable339 [2022-03-15 15:07:50,129 INFO L402 AbstractCegarLoop]: === Iteration 341 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:50,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:50,129 INFO L85 PathProgramCache]: Analyzing trace with hash -2688902, now seen corresponding path program 88 times [2022-03-15 15:07:50,129 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:50,129 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984982934] [2022-03-15 15:07:50,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:50,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:51,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:51,050 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:51,050 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984982934] [2022-03-15 15:07:51,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984982934] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:51,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:51,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:51,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945141033] [2022-03-15 15:07:51,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:51,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:51,051 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:51,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:51,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:51,051 INFO L87 Difference]: Start difference. First operand 3729 states and 9957 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:52,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:52,818 INFO L93 Difference]: Finished difference Result 5057 states and 12882 transitions. [2022-03-15 15:07:52,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:52,818 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:52,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:52,825 INFO L225 Difference]: With dead ends: 5057 [2022-03-15 15:07:52,826 INFO L226 Difference]: Without dead ends: 5057 [2022-03-15 15:07:52,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:52,826 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1375 mSDsluCounter, 1763 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1375 SdHoareTripleChecker+Valid, 2047 SdHoareTripleChecker+Invalid, 2082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:52,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1375 Valid, 2047 Invalid, 2082 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:52,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5057 states. [2022-03-15 15:07:52,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5057 to 3685. [2022-03-15 15:07:52,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3685 states, 3681 states have (on average 2.6701983156750884) internal successors, (9829), 3684 states have internal predecessors, (9829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:52,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3685 states and 9829 transitions. [2022-03-15 15:07:52,878 INFO L78 Accepts]: Start accepts. Automaton has 3685 states and 9829 transitions. Word has length 94 [2022-03-15 15:07:52,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:52,878 INFO L470 AbstractCegarLoop]: Abstraction has 3685 states and 9829 transitions. [2022-03-15 15:07:52,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:52,879 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 9829 transitions. [2022-03-15 15:07:52,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:52,882 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:52,882 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:52,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable340 [2022-03-15 15:07:52,882 INFO L402 AbstractCegarLoop]: === Iteration 342 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:52,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:52,882 INFO L85 PathProgramCache]: Analyzing trace with hash -619515912, now seen corresponding path program 89 times [2022-03-15 15:07:52,882 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:52,882 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234380840] [2022-03-15 15:07:52,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:52,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:53,605 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:53,605 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234380840] [2022-03-15 15:07:53,605 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234380840] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:53,605 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:53,605 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:53,605 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807785430] [2022-03-15 15:07:53,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:53,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:53,605 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:53,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:53,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:53,606 INFO L87 Difference]: Start difference. First operand 3685 states and 9829 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:55,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:55,157 INFO L93 Difference]: Finished difference Result 4848 states and 12307 transitions. [2022-03-15 15:07:55,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:07:55,158 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:55,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:55,164 INFO L225 Difference]: With dead ends: 4848 [2022-03-15 15:07:55,165 INFO L226 Difference]: Without dead ends: 4848 [2022-03-15 15:07:55,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:07:55,165 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1433 mSDsluCounter, 1314 mSDsCounter, 0 mSdLazyCounter, 1423 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 1597 SdHoareTripleChecker+Invalid, 1720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 1423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:55,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 1597 Invalid, 1720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1423 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:07:55,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4848 states. [2022-03-15 15:07:55,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4848 to 3707. [2022-03-15 15:07:55,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3707 states, 3703 states have (on average 2.6716176073453957) internal successors, (9893), 3706 states have internal predecessors, (9893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:55,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 9893 transitions. [2022-03-15 15:07:55,222 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 9893 transitions. Word has length 94 [2022-03-15 15:07:55,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:55,222 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 9893 transitions. [2022-03-15 15:07:55,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:55,222 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 9893 transitions. [2022-03-15 15:07:55,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:55,225 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:55,225 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:55,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable341 [2022-03-15 15:07:55,225 INFO L402 AbstractCegarLoop]: === Iteration 343 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:55,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:55,225 INFO L85 PathProgramCache]: Analyzing trace with hash -789981568, now seen corresponding path program 90 times [2022-03-15 15:07:55,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:55,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114420761] [2022-03-15 15:07:55,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:55,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:55,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:55,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:55,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114420761] [2022-03-15 15:07:55,837 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114420761] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:55,837 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:55,837 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:55,837 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097304918] [2022-03-15 15:07:55,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:55,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:55,837 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:55,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:55,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:55,837 INFO L87 Difference]: Start difference. First operand 3707 states and 9893 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:57,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:57,836 INFO L93 Difference]: Finished difference Result 5403 states and 13533 transitions. [2022-03-15 15:07:57,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:07:57,837 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:07:57,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:57,849 INFO L225 Difference]: With dead ends: 5403 [2022-03-15 15:07:57,849 INFO L226 Difference]: Without dead ends: 5403 [2022-03-15 15:07:57,849 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=413, Invalid=847, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:07:57,849 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1319 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1890 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 2076 SdHoareTripleChecker+Invalid, 2180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:57,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 2076 Invalid, 2180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:07:57,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5403 states. [2022-03-15 15:07:58,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5403 to 3718. [2022-03-15 15:07:58,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3718 states, 3714 states have (on average 2.6723209477652126) internal successors, (9925), 3717 states have internal predecessors, (9925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:58,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 9925 transitions. [2022-03-15 15:07:58,025 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 9925 transitions. Word has length 94 [2022-03-15 15:07:58,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:58,025 INFO L470 AbstractCegarLoop]: Abstraction has 3718 states and 9925 transitions. [2022-03-15 15:07:58,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:58,025 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 9925 transitions. [2022-03-15 15:07:58,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:07:58,028 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:58,028 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:58,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable342 [2022-03-15 15:07:58,028 INFO L402 AbstractCegarLoop]: === Iteration 344 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:07:58,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:58,029 INFO L85 PathProgramCache]: Analyzing trace with hash -924872488, now seen corresponding path program 91 times [2022-03-15 15:07:58,029 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:58,029 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286503722] [2022-03-15 15:07:58,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:58,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:58,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:58,919 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:58,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286503722] [2022-03-15 15:07:58,920 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286503722] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:58,920 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:58,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:58,920 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052526461] [2022-03-15 15:07:58,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:58,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:58,920 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:58,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:58,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:58,920 INFO L87 Difference]: Start difference. First operand 3718 states and 9925 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:00,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:00,855 INFO L93 Difference]: Finished difference Result 4980 states and 12669 transitions. [2022-03-15 15:08:00,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:00,855 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:00,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:00,863 INFO L225 Difference]: With dead ends: 4980 [2022-03-15 15:08:00,863 INFO L226 Difference]: Without dead ends: 4980 [2022-03-15 15:08:00,864 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:08:00,864 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1589 mSDsluCounter, 1568 mSDsCounter, 0 mSdLazyCounter, 1694 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1589 SdHoareTripleChecker+Valid, 1858 SdHoareTripleChecker+Invalid, 1994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:00,864 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1589 Valid, 1858 Invalid, 1994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1694 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:08:00,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4980 states. [2022-03-15 15:08:00,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4980 to 3696. [2022-03-15 15:08:00,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3696 states, 3692 states have (on average 2.6709100758396533) internal successors, (9861), 3695 states have internal predecessors, (9861), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:00,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 3696 states and 9861 transitions. [2022-03-15 15:08:00,953 INFO L78 Accepts]: Start accepts. Automaton has 3696 states and 9861 transitions. Word has length 94 [2022-03-15 15:08:00,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:00,954 INFO L470 AbstractCegarLoop]: Abstraction has 3696 states and 9861 transitions. [2022-03-15 15:08:00,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:00,954 INFO L276 IsEmpty]: Start isEmpty. Operand 3696 states and 9861 transitions. [2022-03-15 15:08:00,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:00,956 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:00,956 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:00,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable343 [2022-03-15 15:08:00,956 INFO L402 AbstractCegarLoop]: === Iteration 345 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:00,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:00,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1802786168, now seen corresponding path program 92 times [2022-03-15 15:08:00,957 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:00,957 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608311962] [2022-03-15 15:08:00,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:00,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:01,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:01,531 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:01,531 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608311962] [2022-03-15 15:08:01,531 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608311962] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:01,531 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:01,531 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:01,531 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026760775] [2022-03-15 15:08:01,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:01,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:01,531 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:01,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:01,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:01,532 INFO L87 Difference]: Start difference. First operand 3696 states and 9861 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:03,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:03,600 INFO L93 Difference]: Finished difference Result 5469 states and 13692 transitions. [2022-03-15 15:08:03,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:08:03,601 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:03,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:03,610 INFO L225 Difference]: With dead ends: 5469 [2022-03-15 15:08:03,610 INFO L226 Difference]: Without dead ends: 5469 [2022-03-15 15:08:03,611 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=507, Invalid=975, Unknown=0, NotChecked=0, Total=1482 [2022-03-15 15:08:03,611 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1452 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 1770 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1452 SdHoareTripleChecker+Valid, 2010 SdHoareTripleChecker+Invalid, 2067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 1770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:03,611 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1452 Valid, 2010 Invalid, 2067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1770 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:08:03,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5469 states. [2022-03-15 15:08:03,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5469 to 3707. [2022-03-15 15:08:03,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3707 states, 3703 states have (on average 2.6716176073453957) internal successors, (9893), 3706 states have internal predecessors, (9893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:03,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 9893 transitions. [2022-03-15 15:08:03,675 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 9893 transitions. Word has length 94 [2022-03-15 15:08:03,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:03,675 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 9893 transitions. [2022-03-15 15:08:03,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:03,675 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 9893 transitions. [2022-03-15 15:08:03,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:03,679 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:03,679 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:03,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable344 [2022-03-15 15:08:03,679 INFO L402 AbstractCegarLoop]: === Iteration 346 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:03,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:03,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1663127602, now seen corresponding path program 93 times [2022-03-15 15:08:03,679 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:03,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3118590] [2022-03-15 15:08:03,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:03,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:04,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:04,492 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:04,492 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3118590] [2022-03-15 15:08:04,492 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3118590] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:04,492 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:04,492 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:04,492 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749845267] [2022-03-15 15:08:04,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:04,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:04,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:04,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:04,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:04,493 INFO L87 Difference]: Start difference. First operand 3707 states and 9893 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:06,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:06,514 INFO L93 Difference]: Finished difference Result 5414 states and 13565 transitions. [2022-03-15 15:08:06,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:08:06,515 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:06,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:06,523 INFO L225 Difference]: With dead ends: 5414 [2022-03-15 15:08:06,523 INFO L226 Difference]: Without dead ends: 5414 [2022-03-15 15:08:06,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:08:06,523 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1391 mSDsluCounter, 1651 mSDsCounter, 0 mSdLazyCounter, 1834 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 1993 SdHoareTripleChecker+Invalid, 2158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 1834 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:06,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1391 Valid, 1993 Invalid, 2158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 1834 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:08:06,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5414 states. [2022-03-15 15:08:06,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5414 to 3718. [2022-03-15 15:08:06,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3718 states, 3714 states have (on average 2.6723209477652126) internal successors, (9925), 3717 states have internal predecessors, (9925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:06,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 9925 transitions. [2022-03-15 15:08:06,581 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 9925 transitions. Word has length 94 [2022-03-15 15:08:06,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:06,581 INFO L470 AbstractCegarLoop]: Abstraction has 3718 states and 9925 transitions. [2022-03-15 15:08:06,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:06,581 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 9925 transitions. [2022-03-15 15:08:06,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:06,584 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:06,584 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:06,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable345 [2022-03-15 15:08:06,584 INFO L402 AbstractCegarLoop]: === Iteration 347 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:06,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:06,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1798018522, now seen corresponding path program 94 times [2022-03-15 15:08:06,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:06,584 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891735264] [2022-03-15 15:08:06,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:06,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:07,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:07,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:07,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891735264] [2022-03-15 15:08:07,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891735264] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:07,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:07,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:07,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224345251] [2022-03-15 15:08:07,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:07,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:07,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:07,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:07,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:07,600 INFO L87 Difference]: Start difference. First operand 3718 states and 9925 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:09,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:09,560 INFO L93 Difference]: Finished difference Result 5079 states and 12935 transitions. [2022-03-15 15:08:09,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:09,561 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:09,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:09,569 INFO L225 Difference]: With dead ends: 5079 [2022-03-15 15:08:09,569 INFO L226 Difference]: Without dead ends: 5079 [2022-03-15 15:08:09,569 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:08:09,569 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1151 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1652 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1151 SdHoareTripleChecker+Valid, 1907 SdHoareTripleChecker+Invalid, 1948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:09,569 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1151 Valid, 1907 Invalid, 1948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1652 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:08:09,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5079 states. [2022-03-15 15:08:09,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5079 to 3652. [2022-03-15 15:08:09,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3652 states, 3648 states have (on average 2.6680372807017543) internal successors, (9733), 3651 states have internal predecessors, (9733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:09,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3652 states and 9733 transitions. [2022-03-15 15:08:09,626 INFO L78 Accepts]: Start accepts. Automaton has 3652 states and 9733 transitions. Word has length 94 [2022-03-15 15:08:09,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:09,627 INFO L470 AbstractCegarLoop]: Abstraction has 3652 states and 9733 transitions. [2022-03-15 15:08:09,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:09,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3652 states and 9733 transitions. [2022-03-15 15:08:09,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:09,630 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:09,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:09,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable346 [2022-03-15 15:08:09,630 INFO L402 AbstractCegarLoop]: === Iteration 348 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:09,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:09,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1957323222, now seen corresponding path program 95 times [2022-03-15 15:08:09,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:09,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697489098] [2022-03-15 15:08:09,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:09,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:09,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:10,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:10,182 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:10,182 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697489098] [2022-03-15 15:08:10,182 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697489098] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:10,182 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:10,182 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:10,183 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641830624] [2022-03-15 15:08:10,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:10,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:10,183 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:10,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:10,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:10,183 INFO L87 Difference]: Start difference. First operand 3652 states and 9733 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:11,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:11,487 INFO L93 Difference]: Finished difference Result 4661 states and 11785 transitions. [2022-03-15 15:08:11,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:08:11,488 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:11,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:11,494 INFO L225 Difference]: With dead ends: 4661 [2022-03-15 15:08:11,494 INFO L226 Difference]: Without dead ends: 4661 [2022-03-15 15:08:11,494 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:08:11,494 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1292 mSDsluCounter, 1585 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 1863 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:11,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1292 Valid, 1863 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:08:11,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4661 states. [2022-03-15 15:08:11,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4661 to 3641. [2022-03-15 15:08:11,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3641 states, 3637 states have (on average 2.6673082210613144) internal successors, (9701), 3640 states have internal predecessors, (9701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:11,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3641 states and 9701 transitions. [2022-03-15 15:08:11,541 INFO L78 Accepts]: Start accepts. Automaton has 3641 states and 9701 transitions. Word has length 94 [2022-03-15 15:08:11,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:11,541 INFO L470 AbstractCegarLoop]: Abstraction has 3641 states and 9701 transitions. [2022-03-15 15:08:11,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:11,541 INFO L276 IsEmpty]: Start isEmpty. Operand 3641 states and 9701 transitions. [2022-03-15 15:08:11,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:11,544 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:11,544 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:11,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable347 [2022-03-15 15:08:11,544 INFO L402 AbstractCegarLoop]: === Iteration 349 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:11,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:11,544 INFO L85 PathProgramCache]: Analyzing trace with hash -2127788878, now seen corresponding path program 96 times [2022-03-15 15:08:11,544 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:11,544 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366774462] [2022-03-15 15:08:11,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:11,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:12,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:12,120 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:12,120 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366774462] [2022-03-15 15:08:12,121 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366774462] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:12,121 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:12,121 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:12,121 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168612363] [2022-03-15 15:08:12,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:12,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:12,121 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:12,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:12,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:12,121 INFO L87 Difference]: Start difference. First operand 3641 states and 9701 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:13,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:13,505 INFO L93 Difference]: Finished difference Result 5095 states and 12692 transitions. [2022-03-15 15:08:13,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:13,505 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:13,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:13,512 INFO L225 Difference]: With dead ends: 5095 [2022-03-15 15:08:13,512 INFO L226 Difference]: Without dead ends: 5095 [2022-03-15 15:08:13,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=362, Invalid=760, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:08:13,513 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1232 mSDsluCounter, 1159 mSDsCounter, 0 mSdLazyCounter, 1281 mSolverCounterSat, 313 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1232 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 1594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 313 IncrementalHoareTripleChecker+Valid, 1281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:13,513 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1232 Valid, 1487 Invalid, 1594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [313 Valid, 1281 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:08:13,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2022-03-15 15:08:13,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3652. [2022-03-15 15:08:13,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3652 states, 3648 states have (on average 2.6680372807017543) internal successors, (9733), 3651 states have internal predecessors, (9733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:13,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3652 states and 9733 transitions. [2022-03-15 15:08:13,563 INFO L78 Accepts]: Start accepts. Automaton has 3652 states and 9733 transitions. Word has length 94 [2022-03-15 15:08:13,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:13,563 INFO L470 AbstractCegarLoop]: Abstraction has 3652 states and 9733 transitions. [2022-03-15 15:08:13,563 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:13,563 INFO L276 IsEmpty]: Start isEmpty. Operand 3652 states and 9733 transitions. [2022-03-15 15:08:13,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:13,566 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:13,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:13,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable348 [2022-03-15 15:08:13,566 INFO L402 AbstractCegarLoop]: === Iteration 350 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:13,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:13,566 INFO L85 PathProgramCache]: Analyzing trace with hash 2032287498, now seen corresponding path program 97 times [2022-03-15 15:08:13,567 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:13,567 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687971962] [2022-03-15 15:08:13,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:13,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:14,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:14,419 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:14,419 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687971962] [2022-03-15 15:08:14,419 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687971962] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:14,419 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:14,419 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:14,419 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495131512] [2022-03-15 15:08:14,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:14,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:14,419 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:14,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:14,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:14,420 INFO L87 Difference]: Start difference. First operand 3652 states and 9733 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:16,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:16,177 INFO L93 Difference]: Finished difference Result 4760 states and 12062 transitions. [2022-03-15 15:08:16,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:16,178 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:16,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:16,184 INFO L225 Difference]: With dead ends: 4760 [2022-03-15 15:08:16,184 INFO L226 Difference]: Without dead ends: 4760 [2022-03-15 15:08:16,184 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:08:16,184 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1594 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 1603 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1594 SdHoareTripleChecker+Valid, 1741 SdHoareTripleChecker+Invalid, 1903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:16,184 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1594 Valid, 1741 Invalid, 1903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1603 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:08:16,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4760 states. [2022-03-15 15:08:16,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4760 to 3608. [2022-03-15 15:08:16,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3608 states, 3604 states have (on average 2.6650943396226414) internal successors, (9605), 3607 states have internal predecessors, (9605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:16,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3608 states and 9605 transitions. [2022-03-15 15:08:16,235 INFO L78 Accepts]: Start accepts. Automaton has 3608 states and 9605 transitions. Word has length 94 [2022-03-15 15:08:16,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:16,235 INFO L470 AbstractCegarLoop]: Abstraction has 3608 states and 9605 transitions. [2022-03-15 15:08:16,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:16,235 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 9605 transitions. [2022-03-15 15:08:16,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:16,238 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:16,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:16,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable349 [2022-03-15 15:08:16,238 INFO L402 AbstractCegarLoop]: === Iteration 351 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:16,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:16,239 INFO L85 PathProgramCache]: Analyzing trace with hash 1415460488, now seen corresponding path program 98 times [2022-03-15 15:08:16,239 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:16,239 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579243406] [2022-03-15 15:08:16,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:16,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:16,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:16,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:16,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579243406] [2022-03-15 15:08:16,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579243406] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:16,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:16,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:16,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131360541] [2022-03-15 15:08:16,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:16,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:16,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:16,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:16,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:16,913 INFO L87 Difference]: Start difference. First operand 3608 states and 9605 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:18,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:18,321 INFO L93 Difference]: Finished difference Result 4727 states and 11977 transitions. [2022-03-15 15:08:18,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:08:18,321 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:18,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:18,327 INFO L225 Difference]: With dead ends: 4727 [2022-03-15 15:08:18,328 INFO L226 Difference]: Without dead ends: 4727 [2022-03-15 15:08:18,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:08:18,328 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1365 mSDsluCounter, 1162 mSDsCounter, 0 mSdLazyCounter, 1276 mSolverCounterSat, 320 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1365 SdHoareTripleChecker+Valid, 1446 SdHoareTripleChecker+Invalid, 1596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 320 IncrementalHoareTripleChecker+Valid, 1276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:18,328 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1365 Valid, 1446 Invalid, 1596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [320 Valid, 1276 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:08:18,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4727 states. [2022-03-15 15:08:18,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4727 to 3630. [2022-03-15 15:08:18,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3630 states, 3626 states have (on average 2.6665747380033094) internal successors, (9669), 3629 states have internal predecessors, (9669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:18,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 3630 states and 9669 transitions. [2022-03-15 15:08:18,370 INFO L78 Accepts]: Start accepts. Automaton has 3630 states and 9669 transitions. Word has length 94 [2022-03-15 15:08:18,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:18,370 INFO L470 AbstractCegarLoop]: Abstraction has 3630 states and 9669 transitions. [2022-03-15 15:08:18,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:18,370 INFO L276 IsEmpty]: Start isEmpty. Operand 3630 states and 9669 transitions. [2022-03-15 15:08:18,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:18,373 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:18,373 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:18,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable350 [2022-03-15 15:08:18,373 INFO L402 AbstractCegarLoop]: === Iteration 352 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:18,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:18,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1244994832, now seen corresponding path program 99 times [2022-03-15 15:08:18,373 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:18,373 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493859522] [2022-03-15 15:08:18,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:18,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:19,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:19,039 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:19,039 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493859522] [2022-03-15 15:08:19,039 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493859522] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:19,039 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:19,039 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:19,039 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411782825] [2022-03-15 15:08:19,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:19,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:19,039 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:19,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:19,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:19,040 INFO L87 Difference]: Start difference. First operand 3630 states and 9669 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:20,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:20,988 INFO L93 Difference]: Finished difference Result 5282 states and 13203 transitions. [2022-03-15 15:08:20,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:08:20,988 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:20,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:20,996 INFO L225 Difference]: With dead ends: 5282 [2022-03-15 15:08:20,996 INFO L226 Difference]: Without dead ends: 5282 [2022-03-15 15:08:20,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=384, Invalid=806, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:08:20,996 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1604 mSDsluCounter, 1755 mSDsCounter, 0 mSdLazyCounter, 1929 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1604 SdHoareTripleChecker+Valid, 2081 SdHoareTripleChecker+Invalid, 2222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 1929 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:20,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1604 Valid, 2081 Invalid, 2222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 1929 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:08:21,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5282 states. [2022-03-15 15:08:21,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5282 to 3641. [2022-03-15 15:08:21,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3641 states, 3637 states have (on average 2.6673082210613144) internal successors, (9701), 3640 states have internal predecessors, (9701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:21,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3641 states and 9701 transitions. [2022-03-15 15:08:21,048 INFO L78 Accepts]: Start accepts. Automaton has 3641 states and 9701 transitions. Word has length 94 [2022-03-15 15:08:21,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:21,048 INFO L470 AbstractCegarLoop]: Abstraction has 3641 states and 9701 transitions. [2022-03-15 15:08:21,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:21,048 INFO L276 IsEmpty]: Start isEmpty. Operand 3641 states and 9701 transitions. [2022-03-15 15:08:21,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:21,051 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:21,051 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:21,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable351 [2022-03-15 15:08:21,051 INFO L402 AbstractCegarLoop]: === Iteration 353 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:21,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:21,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1110103912, now seen corresponding path program 100 times [2022-03-15 15:08:21,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:21,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029739029] [2022-03-15 15:08:21,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:21,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:21,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:21,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:21,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029739029] [2022-03-15 15:08:21,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029739029] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:21,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:21,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:21,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043792314] [2022-03-15 15:08:21,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:21,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:21,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:21,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:21,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:21,954 INFO L87 Difference]: Start difference. First operand 3641 states and 9701 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:23,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:23,804 INFO L93 Difference]: Finished difference Result 4859 states and 12339 transitions. [2022-03-15 15:08:23,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:23,804 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:23,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:23,811 INFO L225 Difference]: With dead ends: 4859 [2022-03-15 15:08:23,812 INFO L226 Difference]: Without dead ends: 4859 [2022-03-15 15:08:23,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:08:23,812 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1253 mSDsluCounter, 1738 mSDsCounter, 0 mSdLazyCounter, 1872 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 2021 SdHoareTripleChecker+Invalid, 2133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 1872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:23,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 2021 Invalid, 2133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 1872 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:08:23,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4859 states. [2022-03-15 15:08:23,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4859 to 3619. [2022-03-15 15:08:23,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3619 states, 3615 states have (on average 2.6658367911479943) internal successors, (9637), 3618 states have internal predecessors, (9637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:23,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 3619 states and 9637 transitions. [2022-03-15 15:08:23,869 INFO L78 Accepts]: Start accepts. Automaton has 3619 states and 9637 transitions. Word has length 94 [2022-03-15 15:08:23,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:23,869 INFO L470 AbstractCegarLoop]: Abstraction has 3619 states and 9637 transitions. [2022-03-15 15:08:23,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:23,869 INFO L276 IsEmpty]: Start isEmpty. Operand 3619 states and 9637 transitions. [2022-03-15 15:08:23,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:23,872 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:23,872 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:23,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable352 [2022-03-15 15:08:23,872 INFO L402 AbstractCegarLoop]: === Iteration 354 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:23,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:23,873 INFO L85 PathProgramCache]: Analyzing trace with hash -457204728, now seen corresponding path program 101 times [2022-03-15 15:08:23,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:23,873 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887836573] [2022-03-15 15:08:23,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:23,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:24,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:24,420 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:24,420 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887836573] [2022-03-15 15:08:24,420 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887836573] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:24,420 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:24,420 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:24,420 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228594491] [2022-03-15 15:08:24,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:24,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:24,420 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:24,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:24,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:24,421 INFO L87 Difference]: Start difference. First operand 3619 states and 9637 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:26,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:26,112 INFO L93 Difference]: Finished difference Result 5370 states and 13426 transitions. [2022-03-15 15:08:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:08:26,112 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:26,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:26,119 INFO L225 Difference]: With dead ends: 5370 [2022-03-15 15:08:26,119 INFO L226 Difference]: Without dead ends: 5370 [2022-03-15 15:08:26,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=530, Invalid=1030, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 15:08:26,120 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 1462 mSDsluCounter, 1729 mSDsCounter, 0 mSdLazyCounter, 1910 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1462 SdHoareTripleChecker+Valid, 2111 SdHoareTripleChecker+Invalid, 2205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 1910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:26,120 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1462 Valid, 2111 Invalid, 2205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 1910 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:08:26,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5370 states. [2022-03-15 15:08:26,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5370 to 3630. [2022-03-15 15:08:26,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3630 states, 3626 states have (on average 2.6665747380033094) internal successors, (9669), 3629 states have internal predecessors, (9669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:26,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 3630 states and 9669 transitions. [2022-03-15 15:08:26,168 INFO L78 Accepts]: Start accepts. Automaton has 3630 states and 9669 transitions. Word has length 94 [2022-03-15 15:08:26,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:26,168 INFO L470 AbstractCegarLoop]: Abstraction has 3630 states and 9669 transitions. [2022-03-15 15:08:26,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:26,168 INFO L276 IsEmpty]: Start isEmpty. Operand 3630 states and 9669 transitions. [2022-03-15 15:08:26,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:26,170 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:26,170 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:26,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable353 [2022-03-15 15:08:26,170 INFO L402 AbstractCegarLoop]: === Iteration 355 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:26,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:26,171 INFO L85 PathProgramCache]: Analyzing trace with hash 371848798, now seen corresponding path program 102 times [2022-03-15 15:08:26,171 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:26,171 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266971011] [2022-03-15 15:08:26,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:26,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:26,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:26,819 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:26,819 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266971011] [2022-03-15 15:08:26,819 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266971011] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:26,819 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:26,819 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:26,819 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285356090] [2022-03-15 15:08:26,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:26,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:26,820 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:26,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:26,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:26,820 INFO L87 Difference]: Start difference. First operand 3630 states and 9669 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:28,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:28,634 INFO L93 Difference]: Finished difference Result 5293 states and 13235 transitions. [2022-03-15 15:08:28,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:08:28,634 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:28,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:28,641 INFO L225 Difference]: With dead ends: 5293 [2022-03-15 15:08:28,641 INFO L226 Difference]: Without dead ends: 5293 [2022-03-15 15:08:28,641 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:08:28,642 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1425 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1737 mSolverCounterSat, 350 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1425 SdHoareTripleChecker+Valid, 1926 SdHoareTripleChecker+Invalid, 2087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 350 IncrementalHoareTripleChecker+Valid, 1737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:28,642 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1425 Valid, 1926 Invalid, 2087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [350 Valid, 1737 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:08:28,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5293 states. [2022-03-15 15:08:28,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5293 to 3641. [2022-03-15 15:08:28,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3641 states, 3637 states have (on average 2.6673082210613144) internal successors, (9701), 3640 states have internal predecessors, (9701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:28,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3641 states and 9701 transitions. [2022-03-15 15:08:28,692 INFO L78 Accepts]: Start accepts. Automaton has 3641 states and 9701 transitions. Word has length 94 [2022-03-15 15:08:28,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:28,693 INFO L470 AbstractCegarLoop]: Abstraction has 3641 states and 9701 transitions. [2022-03-15 15:08:28,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:28,693 INFO L276 IsEmpty]: Start isEmpty. Operand 3641 states and 9701 transitions. [2022-03-15 15:08:28,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:28,695 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:28,695 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:28,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable354 [2022-03-15 15:08:28,696 INFO L402 AbstractCegarLoop]: === Iteration 356 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:28,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:28,696 INFO L85 PathProgramCache]: Analyzing trace with hash 236957878, now seen corresponding path program 103 times [2022-03-15 15:08:28,696 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:28,696 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737944770] [2022-03-15 15:08:28,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:28,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:29,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:29,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:29,726 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737944770] [2022-03-15 15:08:29,726 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737944770] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:29,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:29,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:29,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841682408] [2022-03-15 15:08:29,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:29,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:29,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:29,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:29,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:29,727 INFO L87 Difference]: Start difference. First operand 3641 states and 9701 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:31,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:31,645 INFO L93 Difference]: Finished difference Result 4958 states and 12605 transitions. [2022-03-15 15:08:31,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:31,646 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:31,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:31,653 INFO L225 Difference]: With dead ends: 4958 [2022-03-15 15:08:31,653 INFO L226 Difference]: Without dead ends: 4958 [2022-03-15 15:08:31,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:08:31,654 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1310 mSDsluCounter, 1823 mSDsCounter, 0 mSdLazyCounter, 1892 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1310 SdHoareTripleChecker+Valid, 2110 SdHoareTripleChecker+Invalid, 2131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 1892 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:31,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1310 Valid, 2110 Invalid, 2131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 1892 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:08:31,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4958 states. [2022-03-15 15:08:31,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4958 to 3586. [2022-03-15 15:08:31,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3586 states, 3582 states have (on average 2.663595756560581) internal successors, (9541), 3585 states have internal predecessors, (9541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:31,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3586 states and 9541 transitions. [2022-03-15 15:08:31,708 INFO L78 Accepts]: Start accepts. Automaton has 3586 states and 9541 transitions. Word has length 94 [2022-03-15 15:08:31,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:31,708 INFO L470 AbstractCegarLoop]: Abstraction has 3586 states and 9541 transitions. [2022-03-15 15:08:31,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:31,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 9541 transitions. [2022-03-15 15:08:31,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:31,711 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:31,711 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:31,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable355 [2022-03-15 15:08:31,712 INFO L402 AbstractCegarLoop]: === Iteration 357 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:31,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:31,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1096872214, now seen corresponding path program 104 times [2022-03-15 15:08:31,712 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:31,712 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864375872] [2022-03-15 15:08:31,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:31,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:32,392 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:32,392 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864375872] [2022-03-15 15:08:32,392 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864375872] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:32,392 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:32,392 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:32,392 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932088803] [2022-03-15 15:08:32,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:32,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:32,392 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:32,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:32,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:32,393 INFO L87 Difference]: Start difference. First operand 3586 states and 9541 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:34,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:34,016 INFO L93 Difference]: Finished difference Result 4529 states and 11423 transitions. [2022-03-15 15:08:34,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:08:34,017 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:34,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:34,022 INFO L225 Difference]: With dead ends: 4529 [2022-03-15 15:08:34,022 INFO L226 Difference]: Without dead ends: 4529 [2022-03-15 15:08:34,023 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:08:34,023 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1222 mSDsluCounter, 1583 mSDsCounter, 0 mSdLazyCounter, 1677 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 1857 SdHoareTripleChecker+Invalid, 1934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 1677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:34,023 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 1857 Invalid, 1934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 1677 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:08:34,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4529 states. [2022-03-15 15:08:34,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4529 to 3575. [2022-03-15 15:08:34,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3575 states, 3571 states have (on average 2.6628395407448893) internal successors, (9509), 3574 states have internal predecessors, (9509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:34,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 9509 transitions. [2022-03-15 15:08:34,069 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 9509 transitions. Word has length 94 [2022-03-15 15:08:34,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:34,069 INFO L470 AbstractCegarLoop]: Abstraction has 3575 states and 9509 transitions. [2022-03-15 15:08:34,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:34,070 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 9509 transitions. [2022-03-15 15:08:34,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:34,072 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:34,072 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:34,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable356 [2022-03-15 15:08:34,073 INFO L402 AbstractCegarLoop]: === Iteration 358 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:34,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:34,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1267337870, now seen corresponding path program 105 times [2022-03-15 15:08:34,073 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:34,073 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114656813] [2022-03-15 15:08:34,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:34,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:34,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:34,719 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:34,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114656813] [2022-03-15 15:08:34,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114656813] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:34,720 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:34,720 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:34,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980031608] [2022-03-15 15:08:34,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:34,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:34,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:34,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:34,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:34,720 INFO L87 Difference]: Start difference. First operand 3575 states and 9509 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:36,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:36,524 INFO L93 Difference]: Finished difference Result 4996 states and 12415 transitions. [2022-03-15 15:08:36,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:36,524 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:36,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:36,531 INFO L225 Difference]: With dead ends: 4996 [2022-03-15 15:08:36,531 INFO L226 Difference]: Without dead ends: 4996 [2022-03-15 15:08:36,532 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:08:36,532 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1598 mSDsluCounter, 1759 mSDsCounter, 0 mSdLazyCounter, 1952 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1598 SdHoareTripleChecker+Valid, 2075 SdHoareTripleChecker+Invalid, 2244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 1952 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:36,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1598 Valid, 2075 Invalid, 2244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 1952 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:08:36,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4996 states. [2022-03-15 15:08:36,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4996 to 3586. [2022-03-15 15:08:36,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3586 states, 3582 states have (on average 2.663595756560581) internal successors, (9541), 3585 states have internal predecessors, (9541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:36,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3586 states and 9541 transitions. [2022-03-15 15:08:36,579 INFO L78 Accepts]: Start accepts. Automaton has 3586 states and 9541 transitions. Word has length 94 [2022-03-15 15:08:36,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:36,579 INFO L470 AbstractCegarLoop]: Abstraction has 3586 states and 9541 transitions. [2022-03-15 15:08:36,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:36,579 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 9541 transitions. [2022-03-15 15:08:36,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:36,581 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:36,582 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:36,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable357 [2022-03-15 15:08:36,582 INFO L402 AbstractCegarLoop]: === Iteration 359 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:36,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:36,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1402228790, now seen corresponding path program 106 times [2022-03-15 15:08:36,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:36,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131342308] [2022-03-15 15:08:36,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:36,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:37,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:37,370 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:37,370 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131342308] [2022-03-15 15:08:37,370 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131342308] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:37,370 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:37,370 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:37,370 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371546250] [2022-03-15 15:08:37,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:37,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:37,371 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:37,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:37,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:37,371 INFO L87 Difference]: Start difference. First operand 3586 states and 9541 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:39,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:39,098 INFO L93 Difference]: Finished difference Result 4661 states and 11785 transitions. [2022-03-15 15:08:39,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:39,098 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:39,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:39,105 INFO L225 Difference]: With dead ends: 4661 [2022-03-15 15:08:39,105 INFO L226 Difference]: Without dead ends: 4661 [2022-03-15 15:08:39,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:08:39,106 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1178 mSDsluCounter, 1818 mSDsCounter, 0 mSdLazyCounter, 1879 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1178 SdHoareTripleChecker+Valid, 2097 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:39,106 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1178 Valid, 2097 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1879 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:08:39,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4661 states. [2022-03-15 15:08:39,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4661 to 3564. [2022-03-15 15:08:39,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3564 states, 3560 states have (on average 2.6620786516853934) internal successors, (9477), 3563 states have internal predecessors, (9477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:39,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 3564 states and 9477 transitions. [2022-03-15 15:08:39,158 INFO L78 Accepts]: Start accepts. Automaton has 3564 states and 9477 transitions. Word has length 94 [2022-03-15 15:08:39,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:39,158 INFO L470 AbstractCegarLoop]: Abstraction has 3564 states and 9477 transitions. [2022-03-15 15:08:39,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:39,159 INFO L276 IsEmpty]: Start isEmpty. Operand 3564 states and 9477 transitions. [2022-03-15 15:08:39,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:39,162 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:39,162 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:39,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable358 [2022-03-15 15:08:39,162 INFO L402 AbstractCegarLoop]: === Iteration 360 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:39,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:39,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1325429866, now seen corresponding path program 107 times [2022-03-15 15:08:39,162 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:39,162 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042815554] [2022-03-15 15:08:39,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:39,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:39,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:39,641 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:39,641 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042815554] [2022-03-15 15:08:39,641 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042815554] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:39,641 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:39,641 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:39,641 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26941452] [2022-03-15 15:08:39,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:39,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:39,641 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:39,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:39,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:39,641 INFO L87 Difference]: Start difference. First operand 3564 states and 9477 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:41,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:41,136 INFO L93 Difference]: Finished difference Result 5304 states and 13245 transitions. [2022-03-15 15:08:41,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 15:08:41,136 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:41,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:41,143 INFO L225 Difference]: With dead ends: 5304 [2022-03-15 15:08:41,144 INFO L226 Difference]: Without dead ends: 5304 [2022-03-15 15:08:41,144 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=552, Invalid=1088, Unknown=0, NotChecked=0, Total=1640 [2022-03-15 15:08:41,144 INFO L933 BasicCegarLoop]: 414 mSDtfsCounter, 1416 mSDsluCounter, 1474 mSDsCounter, 0 mSdLazyCounter, 1601 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1416 SdHoareTripleChecker+Valid, 1866 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 1601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:41,144 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1416 Valid, 1866 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 1601 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:08:41,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5304 states. [2022-03-15 15:08:41,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5304 to 3575. [2022-03-15 15:08:41,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3575 states, 3571 states have (on average 2.6628395407448893) internal successors, (9509), 3574 states have internal predecessors, (9509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:41,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 9509 transitions. [2022-03-15 15:08:41,195 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 9509 transitions. Word has length 94 [2022-03-15 15:08:41,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:41,195 INFO L470 AbstractCegarLoop]: Abstraction has 3575 states and 9509 transitions. [2022-03-15 15:08:41,195 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:41,195 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 9509 transitions. [2022-03-15 15:08:41,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:41,198 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:41,198 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:41,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable359 [2022-03-15 15:08:41,198 INFO L402 AbstractCegarLoop]: === Iteration 361 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:41,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:41,198 INFO L85 PathProgramCache]: Analyzing trace with hash -2140483904, now seen corresponding path program 108 times [2022-03-15 15:08:41,198 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:41,198 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218190667] [2022-03-15 15:08:41,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:41,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:41,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:41,818 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:41,818 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218190667] [2022-03-15 15:08:41,818 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218190667] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:41,818 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:41,818 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:41,818 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719729688] [2022-03-15 15:08:41,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:41,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:41,819 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:41,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:41,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:41,819 INFO L87 Difference]: Start difference. First operand 3575 states and 9509 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:43,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:43,262 INFO L93 Difference]: Finished difference Result 5183 states and 12926 transitions. [2022-03-15 15:08:43,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:08:43,262 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:43,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:43,269 INFO L225 Difference]: With dead ends: 5183 [2022-03-15 15:08:43,269 INFO L226 Difference]: Without dead ends: 5183 [2022-03-15 15:08:43,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:08:43,269 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1615 mSDsluCounter, 1410 mSDsCounter, 0 mSdLazyCounter, 1551 mSolverCounterSat, 386 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1615 SdHoareTripleChecker+Valid, 1743 SdHoareTripleChecker+Invalid, 1937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 386 IncrementalHoareTripleChecker+Valid, 1551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:43,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1615 Valid, 1743 Invalid, 1937 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [386 Valid, 1551 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:08:43,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5183 states. [2022-03-15 15:08:43,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5183 to 3586. [2022-03-15 15:08:43,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3586 states, 3582 states have (on average 2.663595756560581) internal successors, (9541), 3585 states have internal predecessors, (9541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:43,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3586 states and 9541 transitions. [2022-03-15 15:08:43,311 INFO L78 Accepts]: Start accepts. Automaton has 3586 states and 9541 transitions. Word has length 94 [2022-03-15 15:08:43,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:43,311 INFO L470 AbstractCegarLoop]: Abstraction has 3586 states and 9541 transitions. [2022-03-15 15:08:43,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:43,311 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 9541 transitions. [2022-03-15 15:08:43,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:43,314 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:43,314 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:43,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable360 [2022-03-15 15:08:43,314 INFO L402 AbstractCegarLoop]: === Iteration 362 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:43,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:43,314 INFO L85 PathProgramCache]: Analyzing trace with hash 2019592472, now seen corresponding path program 109 times [2022-03-15 15:08:43,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:43,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397822552] [2022-03-15 15:08:43,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:43,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:44,345 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:44,345 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397822552] [2022-03-15 15:08:44,345 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397822552] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:44,345 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:44,345 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:44,345 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369997286] [2022-03-15 15:08:44,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:44,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:44,346 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:44,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:44,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:44,346 INFO L87 Difference]: Start difference. First operand 3586 states and 9541 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:46,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:46,086 INFO L93 Difference]: Finished difference Result 4848 states and 12296 transitions. [2022-03-15 15:08:46,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:46,087 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:46,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:46,093 INFO L225 Difference]: With dead ends: 4848 [2022-03-15 15:08:46,093 INFO L226 Difference]: Without dead ends: 4848 [2022-03-15 15:08:46,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:08:46,093 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1030 mSDsluCounter, 1864 mSDsCounter, 0 mSdLazyCounter, 1894 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1030 SdHoareTripleChecker+Valid, 2148 SdHoareTripleChecker+Invalid, 2128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:46,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1030 Valid, 2148 Invalid, 2128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1894 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:08:46,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4848 states. [2022-03-15 15:08:46,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4848 to 3553. [2022-03-15 15:08:46,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3553 states, 3549 states have (on average 2.6613130459284307) internal successors, (9445), 3552 states have internal predecessors, (9445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:46,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 3553 states and 9445 transitions. [2022-03-15 15:08:46,138 INFO L78 Accepts]: Start accepts. Automaton has 3553 states and 9445 transitions. Word has length 94 [2022-03-15 15:08:46,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:46,138 INFO L470 AbstractCegarLoop]: Abstraction has 3553 states and 9445 transitions. [2022-03-15 15:08:46,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:46,138 INFO L276 IsEmpty]: Start isEmpty. Operand 3553 states and 9445 transitions. [2022-03-15 15:08:46,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:46,140 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:46,140 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:46,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable361 [2022-03-15 15:08:46,141 INFO L402 AbstractCegarLoop]: === Iteration 363 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:46,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:46,141 INFO L85 PathProgramCache]: Analyzing trace with hash 274739120, now seen corresponding path program 110 times [2022-03-15 15:08:46,141 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:46,141 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999399042] [2022-03-15 15:08:46,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:46,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:46,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:46,652 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:46,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999399042] [2022-03-15 15:08:46,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999399042] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:46,652 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:46,652 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:46,653 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779849485] [2022-03-15 15:08:46,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:46,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:46,653 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:46,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:46,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:46,653 INFO L87 Difference]: Start difference. First operand 3553 states and 9445 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:48,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:48,889 INFO L93 Difference]: Finished difference Result 5095 states and 12664 transitions. [2022-03-15 15:08:48,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 15:08:48,889 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:48,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:48,897 INFO L225 Difference]: With dead ends: 5095 [2022-03-15 15:08:48,897 INFO L226 Difference]: Without dead ends: 5095 [2022-03-15 15:08:48,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-03-15 15:08:48,897 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 1309 mSDsluCounter, 2110 mSDsCounter, 0 mSdLazyCounter, 2185 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1309 SdHoareTripleChecker+Valid, 2503 SdHoareTripleChecker+Invalid, 2485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 2185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:48,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1309 Valid, 2503 Invalid, 2485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 2185 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:08:48,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2022-03-15 15:08:48,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3519. [2022-03-15 15:08:48,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3519 states, 3515 states have (on average 2.6597439544807964) internal successors, (9349), 3518 states have internal predecessors, (9349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:48,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 3519 states and 9349 transitions. [2022-03-15 15:08:48,946 INFO L78 Accepts]: Start accepts. Automaton has 3519 states and 9349 transitions. Word has length 94 [2022-03-15 15:08:48,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:48,946 INFO L470 AbstractCegarLoop]: Abstraction has 3519 states and 9349 transitions. [2022-03-15 15:08:48,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:48,946 INFO L276 IsEmpty]: Start isEmpty. Operand 3519 states and 9349 transitions. [2022-03-15 15:08:48,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:48,949 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:48,949 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:48,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable362 [2022-03-15 15:08:48,949 INFO L402 AbstractCegarLoop]: === Iteration 364 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:48,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:48,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1140978508, now seen corresponding path program 111 times [2022-03-15 15:08:48,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:48,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421302073] [2022-03-15 15:08:48,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:48,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:49,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:49,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:49,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421302073] [2022-03-15 15:08:49,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421302073] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:49,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:49,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:49,575 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919401008] [2022-03-15 15:08:49,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:49,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:49,575 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:49,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:49,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:49,575 INFO L87 Difference]: Start difference. First operand 3519 states and 9349 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:51,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:51,685 INFO L93 Difference]: Finished difference Result 5150 states and 12813 transitions. [2022-03-15 15:08:51,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 15:08:51,686 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:51,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:51,693 INFO L225 Difference]: With dead ends: 5150 [2022-03-15 15:08:51,693 INFO L226 Difference]: Without dead ends: 5150 [2022-03-15 15:08:51,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-03-15 15:08:51,693 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 1460 mSDsluCounter, 1993 mSDsCounter, 0 mSdLazyCounter, 2122 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1460 SdHoareTripleChecker+Valid, 2388 SdHoareTripleChecker+Invalid, 2423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 2122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:51,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1460 Valid, 2388 Invalid, 2423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 2122 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:08:51,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5150 states. [2022-03-15 15:08:51,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5150 to 3485. [2022-03-15 15:08:51,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3485 states, 3481 states have (on average 2.658144211433496) internal successors, (9253), 3484 states have internal predecessors, (9253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:51,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 3485 states and 9253 transitions. [2022-03-15 15:08:51,746 INFO L78 Accepts]: Start accepts. Automaton has 3485 states and 9253 transitions. Word has length 94 [2022-03-15 15:08:51,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:51,746 INFO L470 AbstractCegarLoop]: Abstraction has 3485 states and 9253 transitions. [2022-03-15 15:08:51,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:51,746 INFO L276 IsEmpty]: Start isEmpty. Operand 3485 states and 9253 transitions. [2022-03-15 15:08:51,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:51,749 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:51,749 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:51,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable363 [2022-03-15 15:08:51,749 INFO L402 AbstractCegarLoop]: === Iteration 365 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:51,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:51,749 INFO L85 PathProgramCache]: Analyzing trace with hash -311924982, now seen corresponding path program 112 times [2022-03-15 15:08:51,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:51,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300837306] [2022-03-15 15:08:51,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:51,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:52,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:52,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:52,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300837306] [2022-03-15 15:08:52,690 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300837306] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:52,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:52,690 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:52,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356715725] [2022-03-15 15:08:52,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:52,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:52,690 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:52,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:52,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:52,691 INFO L87 Difference]: Start difference. First operand 3485 states and 9253 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:54,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:54,401 INFO L93 Difference]: Finished difference Result 5095 states and 12664 transitions. [2022-03-15 15:08:54,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:54,401 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:54,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:54,407 INFO L225 Difference]: With dead ends: 5095 [2022-03-15 15:08:54,407 INFO L226 Difference]: Without dead ends: 5095 [2022-03-15 15:08:54,407 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:08:54,408 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1496 mSDsluCounter, 1350 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 330 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1496 SdHoareTripleChecker+Valid, 1679 SdHoareTripleChecker+Invalid, 1817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 330 IncrementalHoareTripleChecker+Valid, 1487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:54,408 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1496 Valid, 1679 Invalid, 1817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [330 Valid, 1487 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:08:54,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2022-03-15 15:08:54,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3451. [2022-03-15 15:08:54,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3451 states, 3447 states have (on average 2.6565129097766174) internal successors, (9157), 3450 states have internal predecessors, (9157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:54,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 3451 states and 9157 transitions. [2022-03-15 15:08:54,457 INFO L78 Accepts]: Start accepts. Automaton has 3451 states and 9157 transitions. Word has length 94 [2022-03-15 15:08:54,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:54,457 INFO L470 AbstractCegarLoop]: Abstraction has 3451 states and 9157 transitions. [2022-03-15 15:08:54,457 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:54,457 INFO L276 IsEmpty]: Start isEmpty. Operand 3451 states and 9157 transitions. [2022-03-15 15:08:54,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-15 15:08:54,460 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:54,460 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:54,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable364 [2022-03-15 15:08:54,460 INFO L402 AbstractCegarLoop]: === Iteration 366 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:54,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:54,461 INFO L85 PathProgramCache]: Analyzing trace with hash -446815902, now seen corresponding path program 113 times [2022-03-15 15:08:54,461 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:54,461 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475732178] [2022-03-15 15:08:54,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:54,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:55,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:55,732 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:55,732 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475732178] [2022-03-15 15:08:55,732 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475732178] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:55,732 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:55,732 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:55,732 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650746621] [2022-03-15 15:08:55,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:55,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:55,732 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:55,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:55,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:55,732 INFO L87 Difference]: Start difference. First operand 3451 states and 9157 transitions. Second operand has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:57,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:57,359 INFO L93 Difference]: Finished difference Result 4705 states and 11885 transitions. [2022-03-15 15:08:57,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:57,359 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-03-15 15:08:57,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:57,365 INFO L225 Difference]: With dead ends: 4705 [2022-03-15 15:08:57,365 INFO L226 Difference]: Without dead ends: 4705 [2022-03-15 15:08:57,365 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:08:57,365 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1231 mSDsluCounter, 1536 mSDsCounter, 0 mSdLazyCounter, 1613 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1231 SdHoareTripleChecker+Valid, 1826 SdHoareTripleChecker+Invalid, 1885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:57,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1231 Valid, 1826 Invalid, 1885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1613 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:08:57,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4705 states. [2022-03-15 15:08:57,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4705 to 3311. [2022-03-15 15:08:57,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3311 states, 3307 states have (on average 2.6480193528878138) internal successors, (8757), 3310 states have internal predecessors, (8757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:57,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 3311 states and 8757 transitions. [2022-03-15 15:08:57,400 INFO L78 Accepts]: Start accepts. Automaton has 3311 states and 8757 transitions. Word has length 94 [2022-03-15 15:08:57,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:57,400 INFO L470 AbstractCegarLoop]: Abstraction has 3311 states and 8757 transitions. [2022-03-15 15:08:57,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.529411764705882) internal successors, (94), 18 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:57,400 INFO L276 IsEmpty]: Start isEmpty. Operand 3311 states and 8757 transitions. [2022-03-15 15:08:57,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:08:57,403 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:57,403 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:57,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable365 [2022-03-15 15:08:57,403 INFO L402 AbstractCegarLoop]: === Iteration 367 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:08:57,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:57,403 INFO L85 PathProgramCache]: Analyzing trace with hash -2142311728, now seen corresponding path program 1 times [2022-03-15 15:08:57,403 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:57,403 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402451365] [2022-03-15 15:08:57,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:57,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:58,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:58,244 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:58,244 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402451365] [2022-03-15 15:08:58,244 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402451365] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:58,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:58,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:08:58,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210065768] [2022-03-15 15:08:58,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:58,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:08:58,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:58,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:08:58,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=470, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:08:58,244 INFO L87 Difference]: Start difference. First operand 3311 states and 8757 transitions. Second operand has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:04,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:04,879 INFO L93 Difference]: Finished difference Result 6345 states and 16062 transitions. [2022-03-15 15:09:04,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-15 15:09:04,879 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:09:04,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:04,888 INFO L225 Difference]: With dead ends: 6345 [2022-03-15 15:09:04,888 INFO L226 Difference]: Without dead ends: 6345 [2022-03-15 15:09:04,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=861, Invalid=2001, Unknown=0, NotChecked=0, Total=2862 [2022-03-15 15:09:04,889 INFO L933 BasicCegarLoop]: 407 mSDtfsCounter, 2856 mSDsluCounter, 3166 mSDsCounter, 0 mSdLazyCounter, 2860 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2856 SdHoareTripleChecker+Valid, 3399 SdHoareTripleChecker+Invalid, 3131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 2860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:04,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2856 Valid, 3399 Invalid, 3131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 2860 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:09:04,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6345 states. [2022-03-15 15:09:04,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6345 to 3424. [2022-03-15 15:09:04,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3424 states, 3420 states have (on average 2.6596491228070174) internal successors, (9096), 3423 states have internal predecessors, (9096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:04,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 3424 states and 9096 transitions. [2022-03-15 15:09:04,940 INFO L78 Accepts]: Start accepts. Automaton has 3424 states and 9096 transitions. Word has length 98 [2022-03-15 15:09:04,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:04,940 INFO L470 AbstractCegarLoop]: Abstraction has 3424 states and 9096 transitions. [2022-03-15 15:09:04,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:04,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3424 states and 9096 transitions. [2022-03-15 15:09:04,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:09:04,965 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:04,965 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:04,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable366 [2022-03-15 15:09:04,965 INFO L402 AbstractCegarLoop]: === Iteration 368 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:09:04,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:04,965 INFO L85 PathProgramCache]: Analyzing trace with hash -2138024428, now seen corresponding path program 2 times [2022-03-15 15:09:04,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:04,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441012233] [2022-03-15 15:09:04,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:04,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:04,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:05,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:05,786 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:05,787 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441012233] [2022-03-15 15:09:05,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441012233] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:05,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:05,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:05,787 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535436369] [2022-03-15 15:09:05,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:05,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:05,787 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:05,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:05,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=472, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:05,787 INFO L87 Difference]: Start difference. First operand 3424 states and 9096 transitions. Second operand has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:11,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:11,025 INFO L93 Difference]: Finished difference Result 6403 states and 16215 transitions. [2022-03-15 15:09:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-15 15:09:11,025 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:09:11,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:11,034 INFO L225 Difference]: With dead ends: 6403 [2022-03-15 15:09:11,034 INFO L226 Difference]: Without dead ends: 6403 [2022-03-15 15:09:11,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 429 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=1067, Invalid=2473, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:09:11,035 INFO L933 BasicCegarLoop]: 409 mSDtfsCounter, 2741 mSDsluCounter, 3541 mSDsCounter, 0 mSdLazyCounter, 3254 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2741 SdHoareTripleChecker+Valid, 3766 SdHoareTripleChecker+Invalid, 3462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 3254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:11,035 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2741 Valid, 3766 Invalid, 3462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 3254 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:09:11,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6403 states. [2022-03-15 15:09:11,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6403 to 3433. [2022-03-15 15:09:11,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3433 states, 3429 states have (on average 2.6605424321959754) internal successors, (9123), 3432 states have internal predecessors, (9123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:11,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 3433 states and 9123 transitions. [2022-03-15 15:09:11,087 INFO L78 Accepts]: Start accepts. Automaton has 3433 states and 9123 transitions. Word has length 98 [2022-03-15 15:09:11,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:11,087 INFO L470 AbstractCegarLoop]: Abstraction has 3433 states and 9123 transitions. [2022-03-15 15:09:11,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:11,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3433 states and 9123 transitions. [2022-03-15 15:09:11,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:09:11,090 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:11,090 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:11,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable367 [2022-03-15 15:09:11,090 INFO L402 AbstractCegarLoop]: === Iteration 369 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:09:11,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:11,090 INFO L85 PathProgramCache]: Analyzing trace with hash -2138160208, now seen corresponding path program 3 times [2022-03-15 15:09:11,090 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:11,091 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779534217] [2022-03-15 15:09:11,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:11,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:12,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:12,135 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:12,135 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779534217] [2022-03-15 15:09:12,135 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779534217] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:12,135 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:12,135 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:12,135 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896472514] [2022-03-15 15:09:12,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:12,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:12,135 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:12,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:12,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=471, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:12,135 INFO L87 Difference]: Start difference. First operand 3433 states and 9123 transitions. Second operand has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:18,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:18,647 INFO L93 Difference]: Finished difference Result 6383 states and 16167 transitions. [2022-03-15 15:09:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-15 15:09:18,647 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:09:18,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:18,655 INFO L225 Difference]: With dead ends: 6383 [2022-03-15 15:09:18,655 INFO L226 Difference]: Without dead ends: 6383 [2022-03-15 15:09:18,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 342 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=892, Invalid=2078, Unknown=0, NotChecked=0, Total=2970 [2022-03-15 15:09:18,655 INFO L933 BasicCegarLoop]: 409 mSDtfsCounter, 2572 mSDsluCounter, 3827 mSDsCounter, 0 mSdLazyCounter, 3518 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2572 SdHoareTripleChecker+Valid, 4044 SdHoareTripleChecker+Invalid, 3693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 3518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:18,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2572 Valid, 4044 Invalid, 3693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 3518 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-15 15:09:18,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6383 states. [2022-03-15 15:09:18,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6383 to 3433. [2022-03-15 15:09:18,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3433 states, 3429 states have (on average 2.6605424321959754) internal successors, (9123), 3432 states have internal predecessors, (9123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:18,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 3433 states and 9123 transitions. [2022-03-15 15:09:18,708 INFO L78 Accepts]: Start accepts. Automaton has 3433 states and 9123 transitions. Word has length 98 [2022-03-15 15:09:18,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:18,708 INFO L470 AbstractCegarLoop]: Abstraction has 3433 states and 9123 transitions. [2022-03-15 15:09:18,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:18,708 INFO L276 IsEmpty]: Start isEmpty. Operand 3433 states and 9123 transitions. [2022-03-15 15:09:18,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:09:18,711 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:18,711 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:18,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable368 [2022-03-15 15:09:18,711 INFO L402 AbstractCegarLoop]: === Iteration 370 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:09:18,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:18,712 INFO L85 PathProgramCache]: Analyzing trace with hash 2010552498, now seen corresponding path program 4 times [2022-03-15 15:09:18,712 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:18,712 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121812021] [2022-03-15 15:09:18,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:18,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:19,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:19,670 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:19,670 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121812021] [2022-03-15 15:09:19,670 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121812021] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:19,670 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:19,670 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:19,670 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175239913] [2022-03-15 15:09:19,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:19,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:19,670 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:19,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:19,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=470, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:19,671 INFO L87 Difference]: Start difference. First operand 3433 states and 9123 transitions. Second operand has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:23,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:23,674 INFO L93 Difference]: Finished difference Result 6310 states and 15997 transitions. [2022-03-15 15:09:23,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-15 15:09:23,675 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:09:23,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:23,684 INFO L225 Difference]: With dead ends: 6310 [2022-03-15 15:09:23,684 INFO L226 Difference]: Without dead ends: 6310 [2022-03-15 15:09:23,684 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=850, Invalid=2012, Unknown=0, NotChecked=0, Total=2862 [2022-03-15 15:09:23,684 INFO L933 BasicCegarLoop]: 407 mSDtfsCounter, 2785 mSDsluCounter, 3440 mSDsCounter, 0 mSdLazyCounter, 3177 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2785 SdHoareTripleChecker+Valid, 3664 SdHoareTripleChecker+Invalid, 3369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 3177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:23,684 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2785 Valid, 3664 Invalid, 3369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 3177 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:09:23,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6310 states. [2022-03-15 15:09:23,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6310 to 3437. [2022-03-15 15:09:23,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3437 states, 3433 states have (on average 2.660937955141276) internal successors, (9135), 3436 states have internal predecessors, (9135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:23,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 3437 states and 9135 transitions. [2022-03-15 15:09:23,740 INFO L78 Accepts]: Start accepts. Automaton has 3437 states and 9135 transitions. Word has length 98 [2022-03-15 15:09:23,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:23,740 INFO L470 AbstractCegarLoop]: Abstraction has 3437 states and 9135 transitions. [2022-03-15 15:09:23,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:23,740 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 9135 transitions. [2022-03-15 15:09:23,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:09:23,743 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:23,743 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:23,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable369 [2022-03-15 15:09:23,743 INFO L402 AbstractCegarLoop]: === Iteration 371 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:09:23,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:23,744 INFO L85 PathProgramCache]: Analyzing trace with hash 2143014258, now seen corresponding path program 5 times [2022-03-15 15:09:23,744 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:23,744 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458688850] [2022-03-15 15:09:23,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:23,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:25,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:25,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:25,028 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458688850] [2022-03-15 15:09:25,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458688850] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:25,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:25,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:25,028 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133629396] [2022-03-15 15:09:25,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:25,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:25,028 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:25,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:25,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=470, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:25,029 INFO L87 Difference]: Start difference. First operand 3437 states and 9135 transitions. Second operand has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:30,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:30,975 INFO L93 Difference]: Finished difference Result 6308 states and 16023 transitions. [2022-03-15 15:09:30,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:09:30,975 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:09:30,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:30,982 INFO L225 Difference]: With dead ends: 6308 [2022-03-15 15:09:30,982 INFO L226 Difference]: Without dead ends: 6308 [2022-03-15 15:09:30,982 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=709, Invalid=1741, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:09:30,995 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 2935 mSDsluCounter, 3441 mSDsCounter, 0 mSdLazyCounter, 3256 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2935 SdHoareTripleChecker+Valid, 3661 SdHoareTripleChecker+Invalid, 3435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 3256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:30,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2935 Valid, 3661 Invalid, 3435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 3256 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-15 15:09:31,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6308 states. [2022-03-15 15:09:31,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6308 to 3437. [2022-03-15 15:09:31,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3437 states, 3433 states have (on average 2.660937955141276) internal successors, (9135), 3436 states have internal predecessors, (9135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:31,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 3437 states and 9135 transitions. [2022-03-15 15:09:31,062 INFO L78 Accepts]: Start accepts. Automaton has 3437 states and 9135 transitions. Word has length 98 [2022-03-15 15:09:31,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:31,063 INFO L470 AbstractCegarLoop]: Abstraction has 3437 states and 9135 transitions. [2022-03-15 15:09:31,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:31,063 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 9135 transitions. [2022-03-15 15:09:31,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:09:31,066 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:31,066 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:31,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable370 [2022-03-15 15:09:31,066 INFO L402 AbstractCegarLoop]: === Iteration 372 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:09:31,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:31,066 INFO L85 PathProgramCache]: Analyzing trace with hash 2138805078, now seen corresponding path program 6 times [2022-03-15 15:09:31,066 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:31,066 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981774866] [2022-03-15 15:09:31,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:31,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:31,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:32,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:32,571 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:32,571 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981774866] [2022-03-15 15:09:32,571 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981774866] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:32,571 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:32,571 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:32,571 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39204083] [2022-03-15 15:09:32,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:32,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:32,571 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:32,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:32,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=470, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:32,571 INFO L87 Difference]: Start difference. First operand 3437 states and 9135 transitions. Second operand has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:38,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:38,446 INFO L93 Difference]: Finished difference Result 6272 states and 15931 transitions. [2022-03-15 15:09:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:09:38,447 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:09:38,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:38,454 INFO L225 Difference]: With dead ends: 6272 [2022-03-15 15:09:38,455 INFO L226 Difference]: Without dead ends: 6272 [2022-03-15 15:09:38,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=706, Invalid=1744, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:09:38,455 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 2578 mSDsluCounter, 3853 mSDsCounter, 0 mSdLazyCounter, 3544 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2578 SdHoareTripleChecker+Valid, 4066 SdHoareTripleChecker+Invalid, 3734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 3544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:38,455 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2578 Valid, 4066 Invalid, 3734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 3544 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-15 15:09:38,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6272 states. [2022-03-15 15:09:38,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6272 to 3437. [2022-03-15 15:09:38,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3437 states, 3433 states have (on average 2.660937955141276) internal successors, (9135), 3436 states have internal predecessors, (9135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:38,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 3437 states and 9135 transitions. [2022-03-15 15:09:38,500 INFO L78 Accepts]: Start accepts. Automaton has 3437 states and 9135 transitions. Word has length 98 [2022-03-15 15:09:38,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:38,500 INFO L470 AbstractCegarLoop]: Abstraction has 3437 states and 9135 transitions. [2022-03-15 15:09:38,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:38,501 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 9135 transitions. [2022-03-15 15:09:38,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:09:38,503 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:38,503 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:38,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable371 [2022-03-15 15:09:38,503 INFO L402 AbstractCegarLoop]: === Iteration 373 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:09:38,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:38,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1684372292, now seen corresponding path program 7 times [2022-03-15 15:09:38,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:38,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20749556] [2022-03-15 15:09:38,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:38,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:39,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:39,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:39,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20749556] [2022-03-15 15:09:39,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20749556] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:39,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:39,243 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:39,243 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174838453] [2022-03-15 15:09:39,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:39,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:39,243 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:39,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:39,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=470, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:39,244 INFO L87 Difference]: Start difference. First operand 3437 states and 9135 transitions. Second operand has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:44,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:44,471 INFO L93 Difference]: Finished difference Result 6475 states and 16424 transitions. [2022-03-15 15:09:44,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:09:44,471 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:09:44,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:44,478 INFO L225 Difference]: With dead ends: 6475 [2022-03-15 15:09:44,478 INFO L226 Difference]: Without dead ends: 6475 [2022-03-15 15:09:44,478 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=1127, Invalid=2533, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:09:44,478 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 2653 mSDsluCounter, 4006 mSDsCounter, 0 mSdLazyCounter, 3665 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2653 SdHoareTripleChecker+Valid, 4225 SdHoareTripleChecker+Invalid, 3872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 3665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:44,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2653 Valid, 4225 Invalid, 3872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 3665 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:09:44,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6475 states. [2022-03-15 15:09:44,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6475 to 3446. [2022-03-15 15:09:44,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3446 states, 3442 states have (on average 2.661824520627542) internal successors, (9162), 3445 states have internal predecessors, (9162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:44,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 3446 states and 9162 transitions. [2022-03-15 15:09:44,522 INFO L78 Accepts]: Start accepts. Automaton has 3446 states and 9162 transitions. Word has length 98 [2022-03-15 15:09:44,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:44,522 INFO L470 AbstractCegarLoop]: Abstraction has 3446 states and 9162 transitions. [2022-03-15 15:09:44,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:44,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3446 states and 9162 transitions. [2022-03-15 15:09:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:09:44,525 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:44,525 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:44,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable372 [2022-03-15 15:09:44,525 INFO L402 AbstractCegarLoop]: === Iteration 374 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:09:44,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:44,526 INFO L85 PathProgramCache]: Analyzing trace with hash 1680883862, now seen corresponding path program 8 times [2022-03-15 15:09:44,526 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:44,526 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032150493] [2022-03-15 15:09:44,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:44,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:45,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:45,148 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:45,148 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032150493] [2022-03-15 15:09:45,148 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032150493] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:45,148 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:45,148 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:45,148 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203426405] [2022-03-15 15:09:45,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:45,149 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:45,149 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:45,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:45,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=473, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:45,149 INFO L87 Difference]: Start difference. First operand 3446 states and 9162 transitions. Second operand has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:51,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:51,800 INFO L93 Difference]: Finished difference Result 6489 states and 16464 transitions. [2022-03-15 15:09:51,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:09:51,800 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:09:51,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:51,808 INFO L225 Difference]: With dead ends: 6489 [2022-03-15 15:09:51,808 INFO L226 Difference]: Without dead ends: 6489 [2022-03-15 15:09:51,808 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1112, Invalid=2548, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:09:51,808 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 2647 mSDsluCounter, 3722 mSDsCounter, 0 mSdLazyCounter, 3501 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2647 SdHoareTripleChecker+Valid, 3945 SdHoareTripleChecker+Invalid, 3684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 3501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:51,808 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2647 Valid, 3945 Invalid, 3684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 3501 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:09:51,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6489 states. [2022-03-15 15:09:51,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6489 to 3448. [2022-03-15 15:09:51,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3448 states, 3444 states have (on average 2.662020905923345) internal successors, (9168), 3447 states have internal predecessors, (9168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:51,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 3448 states and 9168 transitions. [2022-03-15 15:09:51,850 INFO L78 Accepts]: Start accepts. Automaton has 3448 states and 9168 transitions. Word has length 98 [2022-03-15 15:09:51,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:51,850 INFO L470 AbstractCegarLoop]: Abstraction has 3448 states and 9168 transitions. [2022-03-15 15:09:51,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:51,851 INFO L276 IsEmpty]: Start isEmpty. Operand 3448 states and 9168 transitions. [2022-03-15 15:09:51,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:09:51,853 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:51,853 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:51,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable373 [2022-03-15 15:09:51,853 INFO L402 AbstractCegarLoop]: === Iteration 375 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 18 more)] === [2022-03-15 15:09:51,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:51,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1680748082, now seen corresponding path program 9 times [2022-03-15 15:09:51,853 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:51,854 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908838827] [2022-03-15 15:09:51,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:51,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:52,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:52,885 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:52,885 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908838827] [2022-03-15 15:09:52,885 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908838827] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:52,885 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:52,885 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-15 15:09:52,885 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072102847] [2022-03-15 15:09:52,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:52,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-15 15:09:52,885 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:52,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-15 15:09:52,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=476, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:09:52,886 INFO L87 Difference]: Start difference. First operand 3448 states and 9168 transitions. Second operand has 24 states, 23 states have (on average 4.260869565217392) internal successors, (98), 24 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Received shutdown request... [2022-03-15 15:09:57,665 WARN L244 SmtUtils]: Removed 5 from assertion stack [2022-03-15 15:09:57,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:09:57,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=677, Invalid=1773, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:09:57,665 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 714 mSDsluCounter, 2759 mSDsCounter, 0 mSdLazyCounter, 1864 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 714 SdHoareTripleChecker+Valid, 2888 SdHoareTripleChecker+Invalid, 1902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 1864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:57,665 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [714 Valid, 2888 Invalid, 1902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 1864 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:09:57,666 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (20 of 21 remaining) [2022-03-15 15:09:57,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable374 [2022-03-15 15:09:57,666 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. [2022-03-15 15:09:57,667 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (19 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (18 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (15 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (14 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (13 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (12 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (11 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (9 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (7 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (5 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (4 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (3 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 21 remaining) [2022-03-15 15:09:57,668 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 21 remaining) [2022-03-15 15:09:57,670 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-15 15:09:57,671 INFO L732 BasicCegarLoop]: Path program histogram: [113, 107, 69, 69, 9, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:57,674 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 15:09:57,674 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 15:09:57,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 03:09:57 BasicIcfg [2022-03-15 15:09:57,675 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 15:09:57,675 INFO L158 Benchmark]: Toolchain (without parser) took 846274.94ms. Allocated memory was 234.9MB in the beginning and 1.1GB in the end (delta: 855.6MB). Free memory was 205.3MB in the beginning and 640.4MB in the end (delta: -435.1MB). Peak memory consumption was 420.1MB. Max. memory is 8.0GB. [2022-03-15 15:09:57,675 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 234.9MB. Free memory is still 195.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 15:09:57,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.27ms. Allocated memory is still 234.9MB. Free memory was 205.3MB in the beginning and 161.9MB in the end (delta: 43.4MB). Peak memory consumption was 46.4MB. Max. memory is 8.0GB. [2022-03-15 15:09:57,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.31ms. Allocated memory is still 234.9MB. Free memory was 161.9MB in the beginning and 157.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-15 15:09:57,675 INFO L158 Benchmark]: Boogie Preprocessor took 42.67ms. Allocated memory is still 234.9MB. Free memory was 157.7MB in the beginning and 154.4MB in the end (delta: 3.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 15:09:57,676 INFO L158 Benchmark]: RCFGBuilder took 561.43ms. Allocated memory was 234.9MB in the beginning and 282.1MB in the end (delta: 47.2MB). Free memory was 154.4MB in the beginning and 238.3MB in the end (delta: -83.9MB). Peak memory consumption was 24.6MB. Max. memory is 8.0GB. [2022-03-15 15:09:57,676 INFO L158 Benchmark]: TraceAbstraction took 844923.87ms. Allocated memory was 282.1MB in the beginning and 1.1GB in the end (delta: 808.5MB). Free memory was 237.8MB in the beginning and 640.4MB in the end (delta: -402.7MB). Peak memory consumption was 405.8MB. Max. memory is 8.0GB. [2022-03-15 15:09:57,676 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 234.9MB. Free memory is still 195.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 663.27ms. Allocated memory is still 234.9MB. Free memory was 205.3MB in the beginning and 161.9MB in the end (delta: 43.4MB). Peak memory consumption was 46.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 70.31ms. Allocated memory is still 234.9MB. Free memory was 161.9MB in the beginning and 157.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 42.67ms. Allocated memory is still 234.9MB. Free memory was 157.7MB in the beginning and 154.4MB in the end (delta: 3.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 561.43ms. Allocated memory was 234.9MB in the beginning and 282.1MB in the end (delta: 47.2MB). Free memory was 154.4MB in the beginning and 238.3MB in the end (delta: -83.9MB). Peak memory consumption was 24.6MB. Max. memory is 8.0GB. * TraceAbstraction took 844923.87ms. Allocated memory was 282.1MB in the beginning and 1.1GB in the end (delta: 808.5MB). Free memory was 237.8MB in the beginning and 640.4MB in the end (delta: -402.7MB). Peak memory consumption was 405.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1720]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1706]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1707]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1742]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1743]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1721]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1744]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1738]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1745]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1739]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1711]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1712]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1693]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1696]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - TimeoutResultAtElement [Line: 1699]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3448states) and FLOYD_HOARE automaton (currently 30 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 165 for 264ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 243 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 844.8s, OverallIterations: 375, TraceHistogramMax: 1, PathProgramHistogramMax: 113, EmptinessCheckTime: 1.2s, AutomataDifference: 599.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.4s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 490669 SdHoareTripleChecker+Valid, 435.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 490669 mSDsluCounter, 707912 SdHoareTripleChecker+Invalid, 378.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 597789 mSDsCounter, 75406 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 587065 IncrementalHoareTripleChecker+Invalid, 662471 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 75406 mSolverCounterUnsat, 123615 mSDtfsCounter, 587065 mSolverCounterSat, 2.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12971 GetRequests, 733 SyntacticMatches, 5 SemanticMatches, 12232 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36796 ImplicationChecksByTransitivity, 206.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16277occurred in iteration=0, InterpolantAutomatonStates: 7756, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 21.5s AutomataMinimizationTime, 374 MinimizatonAttempts, 432580 StatesRemovedByMinimization, 372 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 211.0s InterpolantComputationTime, 34765 NumberOfCodeBlocks, 34765 NumberOfCodeBlocksAsserted, 375 NumberOfCheckSat, 34390 ConstructedInterpolants, 0 QuantifiedInterpolants, 382644 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 375 InterpolantComputations, 375 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown