/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-4b0ab11 [2022-03-01 16:36:41,519 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-03-01 16:36:41,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-01 16:36:41,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-01 16:36:41,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-01 16:36:41,620 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 [2022-03-01 16:36:41,642 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-01 16:36:41,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-01 16:36:41,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-01 16:36:41,642 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-01 16:36:41,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-01 16:36:41,643 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-01 16:36:41,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-01 16:36:41,644 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-01 16:36:41,644 INFO L138 SettingsManager]: * Use SBE=true [2022-03-01 16:36:41,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-01 16:36:41,645 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-01 16:36:41,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-01 16:36:41,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-01 16:36:41,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-01 16:36:41,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-01 16:36:41,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-01 16:36:41,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-01 16:36:41,645 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-01 16:36:41,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-01 16:36:41,646 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-01 16:36:41,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-01 16:36:41,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-01 16:36:41,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-01 16:36:41,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-01 16:36:41,647 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-01 16:36:41,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:36:41,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-01 16:36:41,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-01 16:36:41,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-01 16:36:41,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-01 16:36:41,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-01 16:36:41,647 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-01 16:36:41,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-01 16:36:41,648 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-01 16:36:41,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-01 16:36:41,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-01 16:36:41,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-01 16:36:41,855 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-01 16:36:41,855 INFO L275 PluginConnector]: CDTParser initialized [2022-03-01 16:36:41,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2022-03-01 16:36:41,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4ee9fea3/16d5e6b6ba9041adb0b1237d1c2da836/FLAG19bbd29f8 [2022-03-01 16:36:42,338 INFO L306 CDTParser]: Found 1 translation units. [2022-03-01 16:36:42,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2022-03-01 16:36:42,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4ee9fea3/16d5e6b6ba9041adb0b1237d1c2da836/FLAG19bbd29f8 [2022-03-01 16:36:42,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4ee9fea3/16d5e6b6ba9041adb0b1237d1c2da836 [2022-03-01 16:36:42,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-01 16:36:42,639 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-01 16:36:42,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-01 16:36:42,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-01 16:36:42,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-01 16:36:42,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:36:42" (1/1) ... [2022-03-01 16:36:42,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2daa3128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:42, skipping insertion in model container [2022-03-01 16:36:42,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:36:42" (1/1) ... [2022-03-01 16:36:42,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-01 16:36:42,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-01 16:36:42,836 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-01 16:36:43,162 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] [2022-03-01 16:36:43,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:36:43,222 INFO L203 MainTranslator]: Completed pre-run [2022-03-01 16:36:43,230 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-01 16:36:43,263 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] [2022-03-01 16:36:43,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:36:43,353 INFO L208 MainTranslator]: Completed translation [2022-03-01 16:36:43,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:43 WrapperNode [2022-03-01 16:36:43,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-01 16:36:43,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-01 16:36:43,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-01 16:36:43,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-01 16:36:43,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:43" (1/1) ... [2022-03-01 16:36:43,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:43" (1/1) ... [2022-03-01 16:36:43,435 INFO L137 Inliner]: procedures = 468, calls = 48, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 173 [2022-03-01 16:36:43,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-01 16:36:43,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-01 16:36:43,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-01 16:36:43,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-01 16:36:43,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:43" (1/1) ... [2022-03-01 16:36:43,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:43" (1/1) ... [2022-03-01 16:36:43,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:43" (1/1) ... [2022-03-01 16:36:43,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:43" (1/1) ... [2022-03-01 16:36:43,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:43" (1/1) ... [2022-03-01 16:36:43,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:43" (1/1) ... [2022-03-01 16:36:43,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:43" (1/1) ... [2022-03-01 16:36:43,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-01 16:36:43,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-01 16:36:43,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-01 16:36:43,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-01 16:36:43,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:43" (1/1) ... [2022-03-01 16:36:43,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:36:43,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:36:43,506 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) [2022-03-01 16:36:43,509 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 [2022-03-01 16:36:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-01 16:36:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-01 16:36:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-01 16:36:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-01 16:36:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-01 16:36:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-01 16:36:43,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-01 16:36:43,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-01 16:36:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-03-01 16:36:43,554 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-03-01 16:36:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-01 16:36:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-01 16:36:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-01 16:36:43,555 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-01 16:36:43,770 INFO L234 CfgBuilder]: Building ICFG [2022-03-01 16:36:43,771 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-01 16:36:44,083 INFO L275 CfgBuilder]: Performing block encoding [2022-03-01 16:36:44,128 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-01 16:36:44,128 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-01 16:36:44,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:36:44 BoogieIcfgContainer [2022-03-01 16:36:44,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-01 16:36:44,132 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-01 16:36:44,132 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-01 16:36:44,134 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-01 16:36:44,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.03 04:36:42" (1/3) ... [2022-03-01 16:36:44,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7834ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:36:44, skipping insertion in model container [2022-03-01 16:36:44,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:43" (2/3) ... [2022-03-01 16:36:44,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7834ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:36:44, skipping insertion in model container [2022-03-01 16:36:44,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:36:44" (3/3) ... [2022-03-01 16:36:44,137 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_2-container_of.i [2022-03-01 16:36:44,140 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-01 16:36:44,141 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-01 16:36:44,141 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2022-03-01 16:36:44,141 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-01 16:36:44,182 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,182 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,182 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,183 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,183 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,183 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,183 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,183 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,183 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,183 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,183 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,183 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,184 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,185 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,185 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,185 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,185 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,185 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,186 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,186 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,186 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,186 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,187 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,187 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,187 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,187 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,187 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,187 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,187 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,187 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,187 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,187 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,188 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,188 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,188 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,188 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,188 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,188 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,189 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,189 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,189 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,189 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,189 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,190 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,190 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,190 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,190 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,190 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,190 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,190 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,190 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,191 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,191 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,191 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,191 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,191 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,191 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,191 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,191 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,192 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,192 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,192 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,192 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,193 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,193 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,193 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,193 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,193 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,193 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,193 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,194 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,194 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,194 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,194 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,194 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,195 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,195 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,195 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,195 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,196 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,198 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,198 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,198 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,202 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,202 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,202 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,202 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,202 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,202 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,202 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,202 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,202 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,203 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,203 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,203 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,203 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,203 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,203 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,203 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,203 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,203 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,204 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,204 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,205 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,205 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,205 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,205 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,205 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,205 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,205 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,205 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,205 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,205 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,205 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,206 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,206 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,206 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,207 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,207 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,207 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,207 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,207 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,207 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,208 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,208 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,208 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,208 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,208 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,208 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,208 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,208 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,208 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,209 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,209 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,209 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,209 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,209 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,209 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,209 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,209 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,209 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,210 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,210 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,210 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,210 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,211 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,211 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,212 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,212 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,212 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,212 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,212 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,213 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,215 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,215 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,215 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,215 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,219 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,219 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,220 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,220 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,220 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,220 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,220 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,220 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,220 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,220 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,221 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,221 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,221 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,221 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,222 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,222 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,222 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,222 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,223 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,223 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,223 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,223 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:44,226 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-01 16:36:44,261 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-01 16:36:44,266 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 [2022-03-01 16:36:44,266 INFO L340 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2022-03-01 16:36:44,279 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 233 places, 233 transitions, 482 flow [2022-03-01 16:36:44,680 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) [2022-03-01 16:36:44,764 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) [2022-03-01 16:36:44,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-03-01 16:36:44,769 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:44,770 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] [2022-03-01 16:36:44,771 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)] === [2022-03-01 16:36:44,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:44,777 INFO L85 PathProgramCache]: Analyzing trace with hash 683495268, now seen corresponding path program 1 times [2022-03-01 16:36:44,783 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:44,783 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195413642] [2022-03-01 16:36:44,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:44,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:45,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:45,200 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:45,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195413642] [2022-03-01 16:36:45,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195413642] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:45,203 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:45,204 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:45,205 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411599808] [2022-03-01 16:36:45,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:45,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:36:45,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:45,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:36:45,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:45,257 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) [2022-03-01 16:36:45,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:45,559 INFO L93 Difference]: Finished difference Result 9905 states and 27335 transitions. [2022-03-01 16:36:45,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:45,561 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 [2022-03-01 16:36:45,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:45,605 INFO L225 Difference]: With dead ends: 9905 [2022-03-01 16:36:45,605 INFO L226 Difference]: Without dead ends: 7965 [2022-03-01 16:36:45,606 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 [2022-03-01 16:36:45,608 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, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:45,609 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 477 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:36:45,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7965 states. [2022-03-01 16:36:45,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7965 to 7965. [2022-03-01 16:36:45,899 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) [2022-03-01 16:36:45,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7965 states to 7965 states and 21875 transitions. [2022-03-01 16:36:45,927 INFO L78 Accepts]: Start accepts. Automaton has 7965 states and 21875 transitions. Word has length 43 [2022-03-01 16:36:45,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:45,928 INFO L470 AbstractCegarLoop]: Abstraction has 7965 states and 21875 transitions. [2022-03-01 16:36:45,928 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) [2022-03-01 16:36:45,928 INFO L276 IsEmpty]: Start isEmpty. Operand 7965 states and 21875 transitions. [2022-03-01 16:36:45,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-03-01 16:36:45,929 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:45,929 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:45,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-01 16:36:45,930 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)] === [2022-03-01 16:36:45,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:45,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1481587897, now seen corresponding path program 1 times [2022-03-01 16:36:45,930 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:45,930 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344188593] [2022-03-01 16:36:45,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:45,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:46,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:46,128 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:46,128 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344188593] [2022-03-01 16:36:46,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344188593] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:46,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:46,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:46,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233725857] [2022-03-01 16:36:46,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:46,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:36:46,129 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:46,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:36:46,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:46,130 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) [2022-03-01 16:36:46,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:46,286 INFO L93 Difference]: Finished difference Result 7964 states and 21874 transitions. [2022-03-01 16:36:46,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:46,287 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 [2022-03-01 16:36:46,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:46,316 INFO L225 Difference]: With dead ends: 7964 [2022-03-01 16:36:46,316 INFO L226 Difference]: Without dead ends: 7964 [2022-03-01 16:36:46,318 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 [2022-03-01 16:36:46,319 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 [2022-03-01 16:36:46,319 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] [2022-03-01 16:36:46,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7964 states. [2022-03-01 16:36:46,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7964 to 7964. [2022-03-01 16:36:46,539 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) [2022-03-01 16:36:46,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7964 states to 7964 states and 21874 transitions. [2022-03-01 16:36:46,562 INFO L78 Accepts]: Start accepts. Automaton has 7964 states and 21874 transitions. Word has length 51 [2022-03-01 16:36:46,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:46,564 INFO L470 AbstractCegarLoop]: Abstraction has 7964 states and 21874 transitions. [2022-03-01 16:36:46,564 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) [2022-03-01 16:36:46,564 INFO L276 IsEmpty]: Start isEmpty. Operand 7964 states and 21874 transitions. [2022-03-01 16:36:46,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-03-01 16:36:46,570 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:46,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:46,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-01 16:36:46,571 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)] === [2022-03-01 16:36:46,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:46,571 INFO L85 PathProgramCache]: Analyzing trace with hash -2035216466, now seen corresponding path program 1 times [2022-03-01 16:36:46,571 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:46,572 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954928547] [2022-03-01 16:36:46,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:46,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:46,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:46,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:46,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954928547] [2022-03-01 16:36:46,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954928547] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:46,757 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:46,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:46,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514559306] [2022-03-01 16:36:46,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:46,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:36:46,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:46,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:36:46,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:46,759 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) [2022-03-01 16:36:47,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:47,157 INFO L93 Difference]: Finished difference Result 8352 states and 22930 transitions. [2022-03-01 16:36:47,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:47,158 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 [2022-03-01 16:36:47,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:47,181 INFO L225 Difference]: With dead ends: 8352 [2022-03-01 16:36:47,182 INFO L226 Difference]: Without dead ends: 8352 [2022-03-01 16:36:47,182 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 [2022-03-01 16:36:47,183 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 [2022-03-01 16:36:47,183 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] [2022-03-01 16:36:47,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8352 states. [2022-03-01 16:36:47,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8352 to 8267. [2022-03-01 16:36:47,404 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) [2022-03-01 16:36:47,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8267 states to 8267 states and 22697 transitions. [2022-03-01 16:36:47,428 INFO L78 Accepts]: Start accepts. Automaton has 8267 states and 22697 transitions. Word has length 72 [2022-03-01 16:36:47,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:47,429 INFO L470 AbstractCegarLoop]: Abstraction has 8267 states and 22697 transitions. [2022-03-01 16:36:47,429 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) [2022-03-01 16:36:47,429 INFO L276 IsEmpty]: Start isEmpty. Operand 8267 states and 22697 transitions. [2022-03-01 16:36:47,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-03-01 16:36:47,430 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:47,430 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] [2022-03-01 16:36:47,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-01 16:36:47,430 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)] === [2022-03-01 16:36:47,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:47,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1340023378, now seen corresponding path program 1 times [2022-03-01 16:36:47,431 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:47,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40342430] [2022-03-01 16:36:47,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:47,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:47,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:47,546 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:47,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40342430] [2022-03-01 16:36:47,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40342430] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:47,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:47,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:47,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940071653] [2022-03-01 16:36:47,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:47,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-01 16:36:47,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:47,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-01 16:36:47,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-01 16:36:47,548 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) [2022-03-01 16:36:47,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:47,640 INFO L93 Difference]: Finished difference Result 8295 states and 22724 transitions. [2022-03-01 16:36:47,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:47,641 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 [2022-03-01 16:36:47,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:47,716 INFO L225 Difference]: With dead ends: 8295 [2022-03-01 16:36:47,716 INFO L226 Difference]: Without dead ends: 8295 [2022-03-01 16:36:47,718 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 [2022-03-01 16:36:47,736 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 [2022-03-01 16:36:47,737 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] [2022-03-01 16:36:47,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8295 states. [2022-03-01 16:36:47,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8295 to 8255. [2022-03-01 16:36:47,911 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) [2022-03-01 16:36:47,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8255 states to 8255 states and 22685 transitions. [2022-03-01 16:36:47,938 INFO L78 Accepts]: Start accepts. Automaton has 8255 states and 22685 transitions. Word has length 74 [2022-03-01 16:36:47,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:47,938 INFO L470 AbstractCegarLoop]: Abstraction has 8255 states and 22685 transitions. [2022-03-01 16:36:47,938 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) [2022-03-01 16:36:47,939 INFO L276 IsEmpty]: Start isEmpty. Operand 8255 states and 22685 transitions. [2022-03-01 16:36:47,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-03-01 16:36:47,942 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:47,942 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] [2022-03-01 16:36:47,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-01 16:36:47,942 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)] === [2022-03-01 16:36:47,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:47,943 INFO L85 PathProgramCache]: Analyzing trace with hash 732312171, now seen corresponding path program 1 times [2022-03-01 16:36:47,943 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:47,943 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695543812] [2022-03-01 16:36:47,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:47,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:48,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:48,105 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:48,105 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695543812] [2022-03-01 16:36:48,105 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695543812] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:48,105 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:48,106 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:48,106 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530820216] [2022-03-01 16:36:48,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:48,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:36:48,106 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:48,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:36:48,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:48,107 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) [2022-03-01 16:36:48,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:48,389 INFO L93 Difference]: Finished difference Result 8643 states and 23741 transitions. [2022-03-01 16:36:48,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:48,389 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 [2022-03-01 16:36:48,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:48,459 INFO L225 Difference]: With dead ends: 8643 [2022-03-01 16:36:48,459 INFO L226 Difference]: Without dead ends: 8643 [2022-03-01 16:36:48,459 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 [2022-03-01 16:36:48,460 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 [2022-03-01 16:36:48,460 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] [2022-03-01 16:36:48,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8643 states. [2022-03-01 16:36:48,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8643 to 8558. [2022-03-01 16:36:48,583 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) [2022-03-01 16:36:48,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 23508 transitions. [2022-03-01 16:36:48,603 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 23508 transitions. Word has length 80 [2022-03-01 16:36:48,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:48,604 INFO L470 AbstractCegarLoop]: Abstraction has 8558 states and 23508 transitions. [2022-03-01 16:36:48,604 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) [2022-03-01 16:36:48,604 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 23508 transitions. [2022-03-01 16:36:48,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-03-01 16:36:48,607 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:48,608 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:48,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-01 16:36:48,608 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)] === [2022-03-01 16:36:48,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:48,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1678995988, now seen corresponding path program 1 times [2022-03-01 16:36:48,609 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:48,609 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420644393] [2022-03-01 16:36:48,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:48,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:48,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:48,745 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:48,745 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420644393] [2022-03-01 16:36:48,745 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420644393] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:48,745 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:48,745 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:48,745 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317867454] [2022-03-01 16:36:48,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:48,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:36:48,746 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:48,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:36:48,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:48,746 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) [2022-03-01 16:36:49,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:49,053 INFO L93 Difference]: Finished difference Result 9107 states and 24751 transitions. [2022-03-01 16:36:49,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:49,053 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 [2022-03-01 16:36:49,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:49,076 INFO L225 Difference]: With dead ends: 9107 [2022-03-01 16:36:49,076 INFO L226 Difference]: Without dead ends: 9107 [2022-03-01 16:36:49,076 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 [2022-03-01 16:36:49,077 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 [2022-03-01 16:36:49,077 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] [2022-03-01 16:36:49,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9107 states. [2022-03-01 16:36:49,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9107 to 8862. [2022-03-01 16:36:49,317 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) [2022-03-01 16:36:49,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8862 states to 8862 states and 24332 transitions. [2022-03-01 16:36:49,335 INFO L78 Accepts]: Start accepts. Automaton has 8862 states and 24332 transitions. Word has length 86 [2022-03-01 16:36:49,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:49,336 INFO L470 AbstractCegarLoop]: Abstraction has 8862 states and 24332 transitions. [2022-03-01 16:36:49,336 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) [2022-03-01 16:36:49,336 INFO L276 IsEmpty]: Start isEmpty. Operand 8862 states and 24332 transitions. [2022-03-01 16:36:49,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-01 16:36:49,345 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:49,345 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:49,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-01 16:36:49,345 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)] === [2022-03-01 16:36:49,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:49,346 INFO L85 PathProgramCache]: Analyzing trace with hash 2086448423, now seen corresponding path program 1 times [2022-03-01 16:36:49,346 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:49,346 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123766086] [2022-03-01 16:36:49,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:49,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:49,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:49,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:49,447 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:49,447 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123766086] [2022-03-01 16:36:49,447 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123766086] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:49,447 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:49,447 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:49,447 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2845213] [2022-03-01 16:36:49,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:49,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:36:49,448 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:49,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:36:49,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:49,448 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) [2022-03-01 16:36:49,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:49,738 INFO L93 Difference]: Finished difference Result 10359 states and 28336 transitions. [2022-03-01 16:36:49,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:49,739 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 [2022-03-01 16:36:49,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:49,758 INFO L225 Difference]: With dead ends: 10359 [2022-03-01 16:36:49,759 INFO L226 Difference]: Without dead ends: 10359 [2022-03-01 16:36:49,759 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 [2022-03-01 16:36:49,759 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 [2022-03-01 16:36:49,759 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] [2022-03-01 16:36:49,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10359 states. [2022-03-01 16:36:49,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10359 to 9164. [2022-03-01 16:36:49,971 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) [2022-03-01 16:36:49,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9164 states to 9164 states and 25154 transitions. [2022-03-01 16:36:49,989 INFO L78 Accepts]: Start accepts. Automaton has 9164 states and 25154 transitions. Word has length 87 [2022-03-01 16:36:49,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:49,989 INFO L470 AbstractCegarLoop]: Abstraction has 9164 states and 25154 transitions. [2022-03-01 16:36:49,989 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) [2022-03-01 16:36:49,990 INFO L276 IsEmpty]: Start isEmpty. Operand 9164 states and 25154 transitions. [2022-03-01 16:36:49,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-03-01 16:36:49,994 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:49,994 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:49,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-01 16:36:49,995 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)] === [2022-03-01 16:36:49,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:49,995 INFO L85 PathProgramCache]: Analyzing trace with hash 732069708, now seen corresponding path program 1 times [2022-03-01 16:36:49,995 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:49,995 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210269808] [2022-03-01 16:36:49,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:49,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:50,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:50,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:50,053 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:50,053 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210269808] [2022-03-01 16:36:50,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210269808] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:50,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:50,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:50,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079809038] [2022-03-01 16:36:50,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:50,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-01 16:36:50,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:50,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-01 16:36:50,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-01 16:36:50,054 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) [2022-03-01 16:36:50,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:50,158 INFO L93 Difference]: Finished difference Result 3329 states and 8738 transitions. [2022-03-01 16:36:50,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:50,158 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 [2022-03-01 16:36:50,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:50,164 INFO L225 Difference]: With dead ends: 3329 [2022-03-01 16:36:50,164 INFO L226 Difference]: Without dead ends: 3329 [2022-03-01 16:36:50,164 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 [2022-03-01 16:36:50,165 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 [2022-03-01 16:36:50,165 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] [2022-03-01 16:36:50,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3329 states. [2022-03-01 16:36:50,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3329 to 3291. [2022-03-01 16:36:50,206 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) [2022-03-01 16:36:50,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 3291 states and 8701 transitions. [2022-03-01 16:36:50,212 INFO L78 Accepts]: Start accepts. Automaton has 3291 states and 8701 transitions. Word has length 90 [2022-03-01 16:36:50,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:50,212 INFO L470 AbstractCegarLoop]: Abstraction has 3291 states and 8701 transitions. [2022-03-01 16:36:50,212 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) [2022-03-01 16:36:50,212 INFO L276 IsEmpty]: Start isEmpty. Operand 3291 states and 8701 transitions. [2022-03-01 16:36:50,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:36:50,216 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:50,216 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] [2022-03-01 16:36:50,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-01 16:36:50,217 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)] === [2022-03-01 16:36:50,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:50,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1304914252, now seen corresponding path program 1 times [2022-03-01 16:36:50,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:50,217 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355468749] [2022-03-01 16:36:50,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:50,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:50,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:50,750 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:50,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355468749] [2022-03-01 16:36:50,751 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355468749] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:50,751 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:50,751 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:36:50,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291249665] [2022-03-01 16:36:50,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:50,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:36:50,751 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:50,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:36:50,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:36:50,752 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) [2022-03-01 16:36:52,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:52,058 INFO L93 Difference]: Finished difference Result 3760 states and 9603 transitions. [2022-03-01 16:36:52,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:36:52,058 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 [2022-03-01 16:36:52,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:52,064 INFO L225 Difference]: With dead ends: 3760 [2022-03-01 16:36:52,064 INFO L226 Difference]: Without dead ends: 3760 [2022-03-01 16:36:52,065 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 [2022-03-01 16:36:52,067 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 [2022-03-01 16:36:52,067 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] [2022-03-01 16:36:52,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3760 states. [2022-03-01 16:36:52,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3760 to 3346. [2022-03-01 16:36:52,166 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) [2022-03-01 16:36:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 3346 states and 8861 transitions. [2022-03-01 16:36:52,173 INFO L78 Accepts]: Start accepts. Automaton has 3346 states and 8861 transitions. Word has length 92 [2022-03-01 16:36:52,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:52,173 INFO L470 AbstractCegarLoop]: Abstraction has 3346 states and 8861 transitions. [2022-03-01 16:36:52,173 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) [2022-03-01 16:36:52,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3346 states and 8861 transitions. [2022-03-01 16:36:52,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:36:52,177 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:52,177 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:52,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-01 16:36:52,178 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)] === [2022-03-01 16:36:52,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:52,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1309201552, now seen corresponding path program 2 times [2022-03-01 16:36:52,179 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:52,179 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078732041] [2022-03-01 16:36:52,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:52,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:52,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:52,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:52,700 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:52,700 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078732041] [2022-03-01 16:36:52,700 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078732041] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:52,700 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:52,700 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:36:52,700 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225561363] [2022-03-01 16:36:52,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:52,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:36:52,701 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:52,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:36:52,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:36:52,701 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) [2022-03-01 16:36:53,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:53,692 INFO L93 Difference]: Finished difference Result 3892 states and 9965 transitions. [2022-03-01 16:36:53,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:36:53,693 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 [2022-03-01 16:36:53,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:53,699 INFO L225 Difference]: With dead ends: 3892 [2022-03-01 16:36:53,699 INFO L226 Difference]: Without dead ends: 3892 [2022-03-01 16:36:53,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:36:53,701 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, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:53,701 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 1234 Invalid, 1016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 835 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:36:53,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3892 states. [2022-03-01 16:36:53,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3892 to 3357. [2022-03-01 16:36:53,762 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) [2022-03-01 16:36:53,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 3357 states and 8893 transitions. [2022-03-01 16:36:53,768 INFO L78 Accepts]: Start accepts. Automaton has 3357 states and 8893 transitions. Word has length 92 [2022-03-01 16:36:53,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:53,769 INFO L470 AbstractCegarLoop]: Abstraction has 3357 states and 8893 transitions. [2022-03-01 16:36:53,769 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) [2022-03-01 16:36:53,769 INFO L276 IsEmpty]: Start isEmpty. Operand 3357 states and 8893 transitions. [2022-03-01 16:36:53,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:36:53,773 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:53,774 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] [2022-03-01 16:36:53,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-01 16:36:53,774 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)] === [2022-03-01 16:36:53,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:53,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1309065772, now seen corresponding path program 3 times [2022-03-01 16:36:53,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:53,775 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842920624] [2022-03-01 16:36:53,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:53,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:53,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:54,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:54,384 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:54,384 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842920624] [2022-03-01 16:36:54,384 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842920624] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:54,384 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:54,384 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:36:54,384 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51071634] [2022-03-01 16:36:54,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:54,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:36:54,385 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:54,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:36:54,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:36:54,385 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) [2022-03-01 16:36:55,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:55,605 INFO L93 Difference]: Finished difference Result 3826 states and 9795 transitions. [2022-03-01 16:36:55,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:36:55,605 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 [2022-03-01 16:36:55,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:55,611 INFO L225 Difference]: With dead ends: 3826 [2022-03-01 16:36:55,611 INFO L226 Difference]: Without dead ends: 3826 [2022-03-01 16:36:55,611 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 [2022-03-01 16:36:55,612 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:55,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 1695 Invalid, 1300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1152 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:36:55,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3826 states. [2022-03-01 16:36:55,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3826 to 3357. [2022-03-01 16:36:55,657 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) [2022-03-01 16:36:55,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 3357 states and 8893 transitions. [2022-03-01 16:36:55,662 INFO L78 Accepts]: Start accepts. Automaton has 3357 states and 8893 transitions. Word has length 92 [2022-03-01 16:36:55,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:55,662 INFO L470 AbstractCegarLoop]: Abstraction has 3357 states and 8893 transitions. [2022-03-01 16:36:55,662 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) [2022-03-01 16:36:55,663 INFO L276 IsEmpty]: Start isEmpty. Operand 3357 states and 8893 transitions. [2022-03-01 16:36:55,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:36:55,667 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:55,667 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:55,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-01 16:36:55,667 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)] === [2022-03-01 16:36:55,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:55,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1419043852, now seen corresponding path program 4 times [2022-03-01 16:36:55,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:55,668 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221609987] [2022-03-01 16:36:55,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:55,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:56,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:56,097 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:56,097 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221609987] [2022-03-01 16:36:56,097 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221609987] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:56,097 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:56,098 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:36:56,098 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828597691] [2022-03-01 16:36:56,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:56,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:36:56,098 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:56,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:36:56,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:36:56,099 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) [2022-03-01 16:36:57,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:57,461 INFO L93 Difference]: Finished difference Result 3980 states and 10221 transitions. [2022-03-01 16:36:57,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:36:57,461 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 [2022-03-01 16:36:57,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:57,467 INFO L225 Difference]: With dead ends: 3980 [2022-03-01 16:36:57,467 INFO L226 Difference]: Without dead ends: 3980 [2022-03-01 16:36:57,467 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 [2022-03-01 16:36:57,468 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:57,468 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1466 Valid, 1851 Invalid, 1467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1352 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:36:57,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3980 states. [2022-03-01 16:36:57,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3980 to 3368. [2022-03-01 16:36:57,509 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) [2022-03-01 16:36:57,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 3368 states and 8925 transitions. [2022-03-01 16:36:57,514 INFO L78 Accepts]: Start accepts. Automaton has 3368 states and 8925 transitions. Word has length 92 [2022-03-01 16:36:57,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:57,515 INFO L470 AbstractCegarLoop]: Abstraction has 3368 states and 8925 transitions. [2022-03-01 16:36:57,515 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) [2022-03-01 16:36:57,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 8925 transitions. [2022-03-01 16:36:57,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:36:57,519 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:57,519 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, 1, 1, 1, 1, 1] [2022-03-01 16:36:57,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-01 16:36:57,519 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)] === [2022-03-01 16:36:57,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:57,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1415555422, now seen corresponding path program 5 times [2022-03-01 16:36:57,519 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:57,519 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413989672] [2022-03-01 16:36:57,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:57,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:58,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:58,015 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:58,015 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413989672] [2022-03-01 16:36:58,015 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413989672] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:58,015 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:58,015 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:36:58,015 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48982136] [2022-03-01 16:36:58,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:58,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:36:58,015 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:58,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:36:58,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:36:58,016 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) [2022-03-01 16:36:59,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:59,517 INFO L93 Difference]: Finished difference Result 3980 states and 10221 transitions. [2022-03-01 16:36:59,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:36:59,518 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 [2022-03-01 16:36:59,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:59,524 INFO L225 Difference]: With dead ends: 3980 [2022-03-01 16:36:59,524 INFO L226 Difference]: Without dead ends: 3980 [2022-03-01 16:36:59,525 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 [2022-03-01 16:36:59,525 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:59,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1299 Valid, 2232 Invalid, 1673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1587 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:36:59,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3980 states. [2022-03-01 16:36:59,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3980 to 3379. [2022-03-01 16:36:59,580 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) [2022-03-01 16:36:59,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 3379 states and 8957 transitions. [2022-03-01 16:36:59,585 INFO L78 Accepts]: Start accepts. Automaton has 3379 states and 8957 transitions. Word has length 92 [2022-03-01 16:36:59,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:59,585 INFO L470 AbstractCegarLoop]: Abstraction has 3379 states and 8957 transitions. [2022-03-01 16:36:59,586 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) [2022-03-01 16:36:59,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3379 states and 8957 transitions. [2022-03-01 16:36:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:36:59,590 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:59,590 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:59,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-01 16:36:59,590 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)] === [2022-03-01 16:36:59,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:59,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1415419642, now seen corresponding path program 6 times [2022-03-01 16:36:59,591 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:59,591 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407323201] [2022-03-01 16:36:59,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:59,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:00,197 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:00,197 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407323201] [2022-03-01 16:37:00,197 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407323201] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:00,197 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:00,197 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:00,197 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867533627] [2022-03-01 16:37:00,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:00,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:00,198 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:00,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:00,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:00,199 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) [2022-03-01 16:37:01,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:01,264 INFO L93 Difference]: Finished difference Result 3914 states and 10051 transitions. [2022-03-01 16:37:01,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:01,265 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 [2022-03-01 16:37:01,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:01,270 INFO L225 Difference]: With dead ends: 3914 [2022-03-01 16:37:01,270 INFO L226 Difference]: Without dead ends: 3914 [2022-03-01 16:37:01,271 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 [2022-03-01 16:37:01,271 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1595 mSDsluCounter, 1167 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:01,272 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1595 Valid, 1454 Invalid, 1173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:37:01,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3914 states. [2022-03-01 16:37:01,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3914 to 3368. [2022-03-01 16:37:01,318 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) [2022-03-01 16:37:01,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 3368 states and 8925 transitions. [2022-03-01 16:37:01,324 INFO L78 Accepts]: Start accepts. Automaton has 3368 states and 8925 transitions. Word has length 92 [2022-03-01 16:37:01,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:01,324 INFO L470 AbstractCegarLoop]: Abstraction has 3368 states and 8925 transitions. [2022-03-01 16:37:01,324 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) [2022-03-01 16:37:01,324 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 8925 transitions. [2022-03-01 16:37:01,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:01,329 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:01,329 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:01,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-01 16:37:01,330 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)] === [2022-03-01 16:37:01,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:01,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1363433200, now seen corresponding path program 7 times [2022-03-01 16:37:01,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:01,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975696301] [2022-03-01 16:37:01,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:01,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:01,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:01,707 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:01,707 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975696301] [2022-03-01 16:37:01,707 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975696301] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:01,707 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:01,708 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:01,708 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658712605] [2022-03-01 16:37:01,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:01,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:01,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:01,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:01,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:01,709 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) [2022-03-01 16:37:03,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:03,611 INFO L93 Difference]: Finished difference Result 4024 states and 10349 transitions. [2022-03-01 16:37:03,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 16:37:03,612 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 [2022-03-01 16:37:03,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:03,618 INFO L225 Difference]: With dead ends: 4024 [2022-03-01 16:37:03,618 INFO L226 Difference]: Without dead ends: 4024 [2022-03-01 16:37:03,618 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=665, Invalid=1315, Unknown=0, NotChecked=0, Total=1980 [2022-03-01 16:37:03,619 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:03,619 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1238 Valid, 2485 Invalid, 1879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1751 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:37:03,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4024 states. [2022-03-01 16:37:03,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4024 to 3379. [2022-03-01 16:37:03,666 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) [2022-03-01 16:37:03,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 3379 states and 8957 transitions. [2022-03-01 16:37:03,673 INFO L78 Accepts]: Start accepts. Automaton has 3379 states and 8957 transitions. Word has length 92 [2022-03-01 16:37:03,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:03,673 INFO L470 AbstractCegarLoop]: Abstraction has 3379 states and 8957 transitions. [2022-03-01 16:37:03,673 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) [2022-03-01 16:37:03,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3379 states and 8957 transitions. [2022-03-01 16:37:03,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:03,677 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:03,677 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:03,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-01 16:37:03,677 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)] === [2022-03-01 16:37:03,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:03,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1546647850, now seen corresponding path program 8 times [2022-03-01 16:37:03,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:03,678 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808197499] [2022-03-01 16:37:03,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:03,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:04,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:04,134 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:04,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808197499] [2022-03-01 16:37:04,135 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808197499] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:04,135 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:04,135 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:04,135 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984701728] [2022-03-01 16:37:04,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:04,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:04,135 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:04,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:04,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:04,136 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) [2022-03-01 16:37:05,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:05,492 INFO L93 Difference]: Finished difference Result 4178 states and 10797 transitions. [2022-03-01 16:37:05,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:37:05,493 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 [2022-03-01 16:37:05,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:05,499 INFO L225 Difference]: With dead ends: 4178 [2022-03-01 16:37:05,499 INFO L226 Difference]: Without dead ends: 4178 [2022-03-01 16:37:05,499 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 [2022-03-01 16:37:05,500 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:05,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1446 Valid, 2071 Invalid, 1553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 1460 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:37:05,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4178 states. [2022-03-01 16:37:05,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4178 to 3401. [2022-03-01 16:37:05,561 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) [2022-03-01 16:37:05,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 3401 states and 9021 transitions. [2022-03-01 16:37:05,565 INFO L78 Accepts]: Start accepts. Automaton has 3401 states and 9021 transitions. Word has length 92 [2022-03-01 16:37:05,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:05,566 INFO L470 AbstractCegarLoop]: Abstraction has 3401 states and 9021 transitions. [2022-03-01 16:37:05,566 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) [2022-03-01 16:37:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 3401 states and 9021 transitions. [2022-03-01 16:37:05,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:05,570 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:05,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:05,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-01 16:37:05,570 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)] === [2022-03-01 16:37:05,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:05,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1550136280, now seen corresponding path program 9 times [2022-03-01 16:37:05,571 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:05,571 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627800662] [2022-03-01 16:37:05,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:05,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:05,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:06,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:06,066 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:06,066 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627800662] [2022-03-01 16:37:06,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627800662] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:06,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:06,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:06,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339954054] [2022-03-01 16:37:06,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:06,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:06,067 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:06,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:06,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:06,067 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) [2022-03-01 16:37:07,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:07,206 INFO L93 Difference]: Finished difference Result 4156 states and 10733 transitions. [2022-03-01 16:37:07,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:07,206 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 [2022-03-01 16:37:07,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:07,213 INFO L225 Difference]: With dead ends: 4156 [2022-03-01 16:37:07,213 INFO L226 Difference]: Without dead ends: 4156 [2022-03-01 16:37:07,214 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 [2022-03-01 16:37:07,215 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 [2022-03-01 16:37:07,215 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] [2022-03-01 16:37:07,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4156 states. [2022-03-01 16:37:07,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4156 to 3412. [2022-03-01 16:37:07,285 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) [2022-03-01 16:37:07,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 3412 states and 9053 transitions. [2022-03-01 16:37:07,291 INFO L78 Accepts]: Start accepts. Automaton has 3412 states and 9053 transitions. Word has length 92 [2022-03-01 16:37:07,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:07,291 INFO L470 AbstractCegarLoop]: Abstraction has 3412 states and 9053 transitions. [2022-03-01 16:37:07,291 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) [2022-03-01 16:37:07,292 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 9053 transitions. [2022-03-01 16:37:07,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:07,295 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:07,295 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:07,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-01 16:37:07,295 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)] === [2022-03-01 16:37:07,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:07,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1550272060, now seen corresponding path program 10 times [2022-03-01 16:37:07,296 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:07,296 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235226108] [2022-03-01 16:37:07,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:07,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:07,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:07,975 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:07,975 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235226108] [2022-03-01 16:37:07,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235226108] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:07,976 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:07,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:07,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809331866] [2022-03-01 16:37:07,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:07,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:07,976 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:07,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:07,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:07,977 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) [2022-03-01 16:37:09,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:09,171 INFO L93 Difference]: Finished difference Result 4068 states and 10499 transitions. [2022-03-01 16:37:09,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:09,171 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 [2022-03-01 16:37:09,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:09,176 INFO L225 Difference]: With dead ends: 4068 [2022-03-01 16:37:09,177 INFO L226 Difference]: Without dead ends: 4068 [2022-03-01 16:37:09,177 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 [2022-03-01 16:37:09,177 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1284 mSDsluCounter, 1278 mSDsCounter, 0 mSdLazyCounter, 1096 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:09,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 1565 Invalid, 1188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1096 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:37:09,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4068 states. [2022-03-01 16:37:09,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4068 to 3390. [2022-03-01 16:37:09,217 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) [2022-03-01 16:37:09,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 3390 states and 8989 transitions. [2022-03-01 16:37:09,222 INFO L78 Accepts]: Start accepts. Automaton has 3390 states and 8989 transitions. Word has length 92 [2022-03-01 16:37:09,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:09,222 INFO L470 AbstractCegarLoop]: Abstraction has 3390 states and 8989 transitions. [2022-03-01 16:37:09,222 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) [2022-03-01 16:37:09,223 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 8989 transitions. [2022-03-01 16:37:09,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:09,226 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:09,226 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] [2022-03-01 16:37:09,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-01 16:37:09,226 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)] === [2022-03-01 16:37:09,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:09,226 INFO L85 PathProgramCache]: Analyzing trace with hash -508721192, now seen corresponding path program 11 times [2022-03-01 16:37:09,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:09,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027096981] [2022-03-01 16:37:09,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:09,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:09,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:09,558 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:09,558 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027096981] [2022-03-01 16:37:09,558 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027096981] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:09,558 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:09,558 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:09,558 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019974186] [2022-03-01 16:37:09,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:09,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:09,558 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:09,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:09,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:09,559 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) [2022-03-01 16:37:11,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:11,254 INFO L93 Difference]: Finished difference Result 3897 states and 10018 transitions. [2022-03-01 16:37:11,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 16:37:11,254 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 [2022-03-01 16:37:11,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:11,260 INFO L225 Difference]: With dead ends: 3897 [2022-03-01 16:37:11,260 INFO L226 Difference]: Without dead ends: 3897 [2022-03-01 16:37:11,261 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 [2022-03-01 16:37:11,261 INFO L933 BasicCegarLoop]: 422 mSDtfsCounter, 1655 mSDsluCounter, 1835 mSDsCounter, 0 mSdLazyCounter, 1456 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:37:11,261 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] [2022-03-01 16:37:11,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3897 states. [2022-03-01 16:37:11,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3897 to 3367. [2022-03-01 16:37:11,298 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) [2022-03-01 16:37:11,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 3367 states and 8921 transitions. [2022-03-01 16:37:11,303 INFO L78 Accepts]: Start accepts. Automaton has 3367 states and 8921 transitions. Word has length 92 [2022-03-01 16:37:11,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:11,303 INFO L470 AbstractCegarLoop]: Abstraction has 3367 states and 8921 transitions. [2022-03-01 16:37:11,303 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) [2022-03-01 16:37:11,303 INFO L276 IsEmpty]: Start isEmpty. Operand 3367 states and 8921 transitions. [2022-03-01 16:37:11,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:11,306 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:11,307 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:11,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-01 16:37:11,307 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)] === [2022-03-01 16:37:11,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:11,307 INFO L85 PathProgramCache]: Analyzing trace with hash -691935842, now seen corresponding path program 12 times [2022-03-01 16:37:11,308 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:11,308 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868498190] [2022-03-01 16:37:11,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:11,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:11,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:11,845 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:11,845 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868498190] [2022-03-01 16:37:11,845 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868498190] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:11,845 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:11,845 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:11,845 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154783509] [2022-03-01 16:37:11,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:11,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:11,845 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:11,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:11,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:11,846 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) [2022-03-01 16:37:13,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:13,013 INFO L93 Difference]: Finished difference Result 3956 states and 10194 transitions. [2022-03-01 16:37:13,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:13,014 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 [2022-03-01 16:37:13,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:13,019 INFO L225 Difference]: With dead ends: 3956 [2022-03-01 16:37:13,020 INFO L226 Difference]: Without dead ends: 3956 [2022-03-01 16:37:13,020 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 [2022-03-01 16:37:13,020 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1685 mSDsluCounter, 1302 mSDsCounter, 0 mSdLazyCounter, 1052 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:13,021 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1685 Valid, 1601 Invalid, 1195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1052 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:37:13,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3956 states. [2022-03-01 16:37:13,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3956 to 3389. [2022-03-01 16:37:13,066 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) [2022-03-01 16:37:13,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 3389 states and 8985 transitions. [2022-03-01 16:37:13,072 INFO L78 Accepts]: Start accepts. Automaton has 3389 states and 8985 transitions. Word has length 92 [2022-03-01 16:37:13,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:13,072 INFO L470 AbstractCegarLoop]: Abstraction has 3389 states and 8985 transitions. [2022-03-01 16:37:13,072 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) [2022-03-01 16:37:13,072 INFO L276 IsEmpty]: Start isEmpty. Operand 3389 states and 8985 transitions. [2022-03-01 16:37:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:13,076 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:13,076 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:13,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-01 16:37:13,076 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)] === [2022-03-01 16:37:13,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:13,076 INFO L85 PathProgramCache]: Analyzing trace with hash -695424272, now seen corresponding path program 13 times [2022-03-01 16:37:13,076 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:13,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994848936] [2022-03-01 16:37:13,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:13,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:13,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:13,654 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:13,654 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994848936] [2022-03-01 16:37:13,654 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994848936] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:13,654 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:13,654 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:13,654 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580307271] [2022-03-01 16:37:13,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:13,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:13,654 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:13,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:13,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:13,656 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) [2022-03-01 16:37:14,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:14,786 INFO L93 Difference]: Finished difference Result 3912 states and 10066 transitions. [2022-03-01 16:37:14,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:14,787 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 [2022-03-01 16:37:14,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:14,792 INFO L225 Difference]: With dead ends: 3912 [2022-03-01 16:37:14,792 INFO L226 Difference]: Without dead ends: 3912 [2022-03-01 16:37:14,793 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 [2022-03-01 16:37:14,793 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 [2022-03-01 16:37:14,794 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] [2022-03-01 16:37:14,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3912 states. [2022-03-01 16:37:14,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3912 to 3400. [2022-03-01 16:37:14,833 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) [2022-03-01 16:37:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 3400 states and 9017 transitions. [2022-03-01 16:37:14,838 INFO L78 Accepts]: Start accepts. Automaton has 3400 states and 9017 transitions. Word has length 92 [2022-03-01 16:37:14,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:14,838 INFO L470 AbstractCegarLoop]: Abstraction has 3400 states and 9017 transitions. [2022-03-01 16:37:14,838 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) [2022-03-01 16:37:14,838 INFO L276 IsEmpty]: Start isEmpty. Operand 3400 states and 9017 transitions. [2022-03-01 16:37:14,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:14,842 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:14,842 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:14,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-01 16:37:14,842 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)] === [2022-03-01 16:37:14,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:14,842 INFO L85 PathProgramCache]: Analyzing trace with hash -695560052, now seen corresponding path program 14 times [2022-03-01 16:37:14,842 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:14,842 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230472935] [2022-03-01 16:37:14,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:14,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:14,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:15,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:15,480 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:15,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230472935] [2022-03-01 16:37:15,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230472935] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:15,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:15,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:15,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307241452] [2022-03-01 16:37:15,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:15,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:15,481 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:15,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:15,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:15,481 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) [2022-03-01 16:37:16,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:16,597 INFO L93 Difference]: Finished difference Result 3824 states and 9832 transitions. [2022-03-01 16:37:16,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:16,597 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 [2022-03-01 16:37:16,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:16,602 INFO L225 Difference]: With dead ends: 3824 [2022-03-01 16:37:16,602 INFO L226 Difference]: Without dead ends: 3824 [2022-03-01 16:37:16,603 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 [2022-03-01 16:37:16,604 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 [2022-03-01 16:37:16,604 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] [2022-03-01 16:37:16,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3824 states. [2022-03-01 16:37:16,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3824 to 3367. [2022-03-01 16:37:16,644 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) [2022-03-01 16:37:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 3367 states and 8921 transitions. [2022-03-01 16:37:16,650 INFO L78 Accepts]: Start accepts. Automaton has 3367 states and 8921 transitions. Word has length 92 [2022-03-01 16:37:16,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:16,650 INFO L470 AbstractCegarLoop]: Abstraction has 3367 states and 8921 transitions. [2022-03-01 16:37:16,650 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) [2022-03-01 16:37:16,650 INFO L276 IsEmpty]: Start isEmpty. Operand 3367 states and 8921 transitions. [2022-03-01 16:37:16,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:16,653 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:16,653 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] [2022-03-01 16:37:16,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-01 16:37:16,654 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)] === [2022-03-01 16:37:16,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:16,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1831468014, now seen corresponding path program 15 times [2022-03-01 16:37:16,654 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:16,654 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141803499] [2022-03-01 16:37:16,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:16,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:17,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:17,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:17,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141803499] [2022-03-01 16:37:17,105 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141803499] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:17,105 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:17,105 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:17,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463182762] [2022-03-01 16:37:17,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:17,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:17,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:17,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:17,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:17,106 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) [2022-03-01 16:37:18,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:18,661 INFO L93 Difference]: Finished difference Result 4078 states and 10505 transitions. [2022-03-01 16:37:18,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:18,661 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 [2022-03-01 16:37:18,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:18,668 INFO L225 Difference]: With dead ends: 4078 [2022-03-01 16:37:18,668 INFO L226 Difference]: Without dead ends: 4078 [2022-03-01 16:37:18,668 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 [2022-03-01 16:37:18,669 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:18,669 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1326 Valid, 2105 Invalid, 1739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:37:18,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4078 states. [2022-03-01 16:37:18,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4078 to 3466. [2022-03-01 16:37:18,707 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) [2022-03-01 16:37:18,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3466 states and 9209 transitions. [2022-03-01 16:37:18,713 INFO L78 Accepts]: Start accepts. Automaton has 3466 states and 9209 transitions. Word has length 92 [2022-03-01 16:37:18,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:18,713 INFO L470 AbstractCegarLoop]: Abstraction has 3466 states and 9209 transitions. [2022-03-01 16:37:18,713 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) [2022-03-01 16:37:18,713 INFO L276 IsEmpty]: Start isEmpty. Operand 3466 states and 9209 transitions. [2022-03-01 16:37:18,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:18,716 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:18,716 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] [2022-03-01 16:37:18,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-01 16:37:18,716 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)] === [2022-03-01 16:37:18,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:18,717 INFO L85 PathProgramCache]: Analyzing trace with hash -1827180714, now seen corresponding path program 16 times [2022-03-01 16:37:18,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:18,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545239886] [2022-03-01 16:37:18,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:18,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:19,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:19,089 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:19,089 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545239886] [2022-03-01 16:37:19,089 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545239886] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:19,089 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:19,089 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:19,089 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240507328] [2022-03-01 16:37:19,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:19,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:19,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:19,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:19,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:19,090 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) [2022-03-01 16:37:19,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:19,999 INFO L93 Difference]: Finished difference Result 4177 states and 10782 transitions. [2022-03-01 16:37:19,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:19,999 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 [2022-03-01 16:37:19,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:20,006 INFO L225 Difference]: With dead ends: 4177 [2022-03-01 16:37:20,007 INFO L226 Difference]: Without dead ends: 4177 [2022-03-01 16:37:20,007 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 [2022-03-01 16:37:20,007 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1519 mSDsluCounter, 949 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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 [2022-03-01 16:37:20,008 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] [2022-03-01 16:37:20,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4177 states. [2022-03-01 16:37:20,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4177 to 3477. [2022-03-01 16:37:20,056 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) [2022-03-01 16:37:20,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 9241 transitions. [2022-03-01 16:37:20,062 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 9241 transitions. Word has length 92 [2022-03-01 16:37:20,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:20,063 INFO L470 AbstractCegarLoop]: Abstraction has 3477 states and 9241 transitions. [2022-03-01 16:37:20,063 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) [2022-03-01 16:37:20,063 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 9241 transitions. [2022-03-01 16:37:20,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:20,066 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:20,066 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] [2022-03-01 16:37:20,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-01 16:37:20,067 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)] === [2022-03-01 16:37:20,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:20,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1827316494, now seen corresponding path program 17 times [2022-03-01 16:37:20,067 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:20,067 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565232007] [2022-03-01 16:37:20,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:20,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:20,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:20,610 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:20,610 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565232007] [2022-03-01 16:37:20,610 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565232007] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:20,610 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:20,610 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:20,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899334351] [2022-03-01 16:37:20,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:20,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:20,611 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:20,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:20,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:20,612 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) [2022-03-01 16:37:21,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:21,877 INFO L93 Difference]: Finished difference Result 4111 states and 10612 transitions. [2022-03-01 16:37:21,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:21,878 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 [2022-03-01 16:37:21,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:21,883 INFO L225 Difference]: With dead ends: 4111 [2022-03-01 16:37:21,884 INFO L226 Difference]: Without dead ends: 4111 [2022-03-01 16:37:21,884 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:21,885 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1596 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 1201 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:21,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1596 Valid, 1592 Invalid, 1351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1201 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:37:21,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4111 states. [2022-03-01 16:37:21,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4111 to 3455. [2022-03-01 16:37:21,940 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) [2022-03-01 16:37:21,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3455 states and 9177 transitions. [2022-03-01 16:37:21,946 INFO L78 Accepts]: Start accepts. Automaton has 3455 states and 9177 transitions. Word has length 92 [2022-03-01 16:37:21,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:21,946 INFO L470 AbstractCegarLoop]: Abstraction has 3455 states and 9177 transitions. [2022-03-01 16:37:21,946 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) [2022-03-01 16:37:21,946 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 9177 transitions. [2022-03-01 16:37:21,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:21,949 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:21,949 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] [2022-03-01 16:37:21,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-01 16:37:21,950 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)] === [2022-03-01 16:37:21,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:21,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1437796326, now seen corresponding path program 18 times [2022-03-01 16:37:21,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:21,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495951842] [2022-03-01 16:37:21,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:21,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:22,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:22,363 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:22,363 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495951842] [2022-03-01 16:37:22,363 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495951842] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:22,363 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:22,364 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:22,364 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137874573] [2022-03-01 16:37:22,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:22,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:22,364 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:22,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:22,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:22,364 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) [2022-03-01 16:37:23,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:23,702 INFO L93 Difference]: Finished difference Result 4144 states and 10697 transitions. [2022-03-01 16:37:23,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:23,702 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 [2022-03-01 16:37:23,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:23,709 INFO L225 Difference]: With dead ends: 4144 [2022-03-01 16:37:23,709 INFO L226 Difference]: Without dead ends: 4144 [2022-03-01 16:37:23,710 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 [2022-03-01 16:37:23,710 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 1318 mSDsluCounter, 1446 mSDsCounter, 0 mSdLazyCounter, 1274 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:23,710 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1318 Valid, 1718 Invalid, 1361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1274 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:23,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4144 states. [2022-03-01 16:37:23,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4144 to 3477. [2022-03-01 16:37:23,750 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) [2022-03-01 16:37:23,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 9241 transitions. [2022-03-01 16:37:23,756 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 9241 transitions. Word has length 92 [2022-03-01 16:37:23,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:23,756 INFO L470 AbstractCegarLoop]: Abstraction has 3477 states and 9241 transitions. [2022-03-01 16:37:23,756 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) [2022-03-01 16:37:23,757 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 9241 transitions. [2022-03-01 16:37:23,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:23,761 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:23,761 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:23,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-01 16:37:23,761 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)] === [2022-03-01 16:37:23,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:23,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1442083626, now seen corresponding path program 19 times [2022-03-01 16:37:23,761 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:23,762 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676319534] [2022-03-01 16:37:23,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:23,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:23,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:24,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:24,179 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:24,179 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676319534] [2022-03-01 16:37:24,179 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676319534] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:24,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:24,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:24,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987300920] [2022-03-01 16:37:24,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:24,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:24,180 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:24,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:24,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:24,180 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) [2022-03-01 16:37:25,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:25,415 INFO L93 Difference]: Finished difference Result 4298 states and 11123 transitions. [2022-03-01 16:37:25,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:37:25,416 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 [2022-03-01 16:37:25,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:25,421 INFO L225 Difference]: With dead ends: 4298 [2022-03-01 16:37:25,421 INFO L226 Difference]: Without dead ends: 4298 [2022-03-01 16:37:25,421 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 [2022-03-01 16:37:25,422 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 [2022-03-01 16:37:25,422 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] [2022-03-01 16:37:25,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4298 states. [2022-03-01 16:37:25,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4298 to 3488. [2022-03-01 16:37:25,461 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) [2022-03-01 16:37:25,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-01 16:37:25,466 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-01 16:37:25,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:25,466 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-01 16:37:25,466 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) [2022-03-01 16:37:25,466 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-01 16:37:25,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:25,469 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:25,469 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:25,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-01 16:37:25,469 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)] === [2022-03-01 16:37:25,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:25,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1441947846, now seen corresponding path program 20 times [2022-03-01 16:37:25,470 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:25,470 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484793732] [2022-03-01 16:37:25,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:25,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:25,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:25,935 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:25,935 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484793732] [2022-03-01 16:37:25,935 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484793732] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:25,935 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:25,935 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:25,935 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604411100] [2022-03-01 16:37:25,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:25,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:25,936 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:25,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:25,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:25,936 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) [2022-03-01 16:37:27,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:27,398 INFO L93 Difference]: Finished difference Result 4210 states and 10889 transitions. [2022-03-01 16:37:27,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:27,398 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 [2022-03-01 16:37:27,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:27,404 INFO L225 Difference]: With dead ends: 4210 [2022-03-01 16:37:27,404 INFO L226 Difference]: Without dead ends: 4210 [2022-03-01 16:37:27,404 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 [2022-03-01 16:37:27,405 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 [2022-03-01 16:37:27,405 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] [2022-03-01 16:37:27,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4210 states. [2022-03-01 16:37:27,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4210 to 3466. [2022-03-01 16:37:27,444 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) [2022-03-01 16:37:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3466 states and 9209 transitions. [2022-03-01 16:37:27,449 INFO L78 Accepts]: Start accepts. Automaton has 3466 states and 9209 transitions. Word has length 92 [2022-03-01 16:37:27,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:27,449 INFO L470 AbstractCegarLoop]: Abstraction has 3466 states and 9209 transitions. [2022-03-01 16:37:27,449 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) [2022-03-01 16:37:27,449 INFO L276 IsEmpty]: Start isEmpty. Operand 3466 states and 9209 transitions. [2022-03-01 16:37:27,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:27,452 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:27,452 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:27,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-01 16:37:27,453 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)] === [2022-03-01 16:37:27,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:27,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1551925926, now seen corresponding path program 21 times [2022-03-01 16:37:27,453 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:27,453 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625953147] [2022-03-01 16:37:27,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:27,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:27,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:27,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:27,829 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:27,829 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625953147] [2022-03-01 16:37:27,830 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625953147] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:27,830 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:27,830 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:27,830 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129597255] [2022-03-01 16:37:27,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:27,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:27,830 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:27,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:27,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:27,830 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) [2022-03-01 16:37:29,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:29,193 INFO L93 Difference]: Finished difference Result 4276 states and 11070 transitions. [2022-03-01 16:37:29,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:37:29,193 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 [2022-03-01 16:37:29,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:29,200 INFO L225 Difference]: With dead ends: 4276 [2022-03-01 16:37:29,200 INFO L226 Difference]: Without dead ends: 4276 [2022-03-01 16:37:29,201 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 [2022-03-01 16:37:29,205 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 [2022-03-01 16:37:29,205 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] [2022-03-01 16:37:29,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2022-03-01 16:37:29,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3477. [2022-03-01 16:37:29,250 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) [2022-03-01 16:37:29,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 9241 transitions. [2022-03-01 16:37:29,255 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 9241 transitions. Word has length 92 [2022-03-01 16:37:29,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:29,256 INFO L470 AbstractCegarLoop]: Abstraction has 3477 states and 9241 transitions. [2022-03-01 16:37:29,256 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) [2022-03-01 16:37:29,256 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 9241 transitions. [2022-03-01 16:37:29,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:29,259 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:29,259 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:29,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-01 16:37:29,259 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)] === [2022-03-01 16:37:29,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:29,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1548437496, now seen corresponding path program 22 times [2022-03-01 16:37:29,260 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:29,260 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565946589] [2022-03-01 16:37:29,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:29,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:29,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:29,729 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:29,730 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565946589] [2022-03-01 16:37:29,730 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565946589] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:29,730 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:29,730 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:29,730 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198348611] [2022-03-01 16:37:29,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:29,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:29,730 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:29,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:29,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:29,731 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) [2022-03-01 16:37:31,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:31,242 INFO L93 Difference]: Finished difference Result 4276 states and 11070 transitions. [2022-03-01 16:37:31,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:37:31,242 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 [2022-03-01 16:37:31,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:31,249 INFO L225 Difference]: With dead ends: 4276 [2022-03-01 16:37:31,249 INFO L226 Difference]: Without dead ends: 4276 [2022-03-01 16:37:31,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:37:31,250 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1081 mSDsluCounter, 1525 mSDsCounter, 0 mSdLazyCounter, 1436 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:31,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1081 Valid, 1814 Invalid, 1528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1436 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:37:31,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2022-03-01 16:37:31,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3488. [2022-03-01 16:37:31,294 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) [2022-03-01 16:37:31,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-01 16:37:31,300 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-01 16:37:31,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:31,300 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-01 16:37:31,300 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) [2022-03-01 16:37:31,301 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-01 16:37:31,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:31,304 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:31,304 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:31,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-01 16:37:31,304 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)] === [2022-03-01 16:37:31,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:31,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1548301716, now seen corresponding path program 23 times [2022-03-01 16:37:31,304 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:31,305 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573846017] [2022-03-01 16:37:31,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:31,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:31,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:31,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:31,891 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:31,891 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573846017] [2022-03-01 16:37:31,891 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573846017] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:31,891 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:31,891 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:31,891 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150568039] [2022-03-01 16:37:31,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:31,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:31,891 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:31,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:31,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:31,892 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) [2022-03-01 16:37:33,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:33,171 INFO L93 Difference]: Finished difference Result 4210 states and 10900 transitions. [2022-03-01 16:37:33,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:33,172 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 [2022-03-01 16:37:33,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:33,178 INFO L225 Difference]: With dead ends: 4210 [2022-03-01 16:37:33,178 INFO L226 Difference]: Without dead ends: 4210 [2022-03-01 16:37:33,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:33,179 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 1377 mSDsluCounter, 1245 mSDsCounter, 0 mSdLazyCounter, 1138 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:33,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1377 Valid, 1527 Invalid, 1264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1138 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:37:33,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4210 states. [2022-03-01 16:37:33,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4210 to 3455. [2022-03-01 16:37:33,222 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) [2022-03-01 16:37:33,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3455 states and 9177 transitions. [2022-03-01 16:37:33,228 INFO L78 Accepts]: Start accepts. Automaton has 3455 states and 9177 transitions. Word has length 92 [2022-03-01 16:37:33,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:33,228 INFO L470 AbstractCegarLoop]: Abstraction has 3455 states and 9177 transitions. [2022-03-01 16:37:33,228 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) [2022-03-01 16:37:33,228 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 9177 transitions. [2022-03-01 16:37:33,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:33,232 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:33,232 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:33,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-01 16:37:33,232 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)] === [2022-03-01 16:37:33,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:33,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1163207750, now seen corresponding path program 24 times [2022-03-01 16:37:33,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:33,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670118239] [2022-03-01 16:37:33,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:33,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:33,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:33,594 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:33,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670118239] [2022-03-01 16:37:33,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670118239] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:33,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:33,594 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:33,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132245277] [2022-03-01 16:37:33,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:33,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:33,594 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:33,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:33,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:33,595 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) [2022-03-01 16:37:34,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:34,697 INFO L93 Difference]: Finished difference Result 4100 states and 10569 transitions. [2022-03-01 16:37:34,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:34,698 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 [2022-03-01 16:37:34,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:34,703 INFO L225 Difference]: With dead ends: 4100 [2022-03-01 16:37:34,704 INFO L226 Difference]: Without dead ends: 4100 [2022-03-01 16:37:34,704 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:37:34,704 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 [2022-03-01 16:37:34,704 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] [2022-03-01 16:37:34,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4100 states. [2022-03-01 16:37:34,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4100 to 3488. [2022-03-01 16:37:34,745 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) [2022-03-01 16:37:34,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-01 16:37:34,751 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-01 16:37:34,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:34,751 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-01 16:37:34,752 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) [2022-03-01 16:37:34,752 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-01 16:37:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:34,754 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:34,754 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] [2022-03-01 16:37:34,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-01 16:37:34,755 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)] === [2022-03-01 16:37:34,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:34,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1158920450, now seen corresponding path program 25 times [2022-03-01 16:37:34,755 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:34,755 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992560796] [2022-03-01 16:37:34,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:34,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:35,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:35,113 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:35,113 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992560796] [2022-03-01 16:37:35,113 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992560796] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:35,113 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:35,113 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:35,113 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471817595] [2022-03-01 16:37:35,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:35,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:35,114 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:35,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:35,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:35,114 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) [2022-03-01 16:37:36,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:36,442 INFO L93 Difference]: Finished difference Result 4232 states and 10931 transitions. [2022-03-01 16:37:36,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:36,442 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 [2022-03-01 16:37:36,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:36,448 INFO L225 Difference]: With dead ends: 4232 [2022-03-01 16:37:36,448 INFO L226 Difference]: Without dead ends: 4232 [2022-03-01 16:37:36,448 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:36,449 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1321 mSDsluCounter, 1739 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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 [2022-03-01 16:37:36,449 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] [2022-03-01 16:37:36,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4232 states. [2022-03-01 16:37:36,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4232 to 3499. [2022-03-01 16:37:36,487 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) [2022-03-01 16:37:36,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-01 16:37:36,492 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-01 16:37:36,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:36,492 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-01 16:37:36,492 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) [2022-03-01 16:37:36,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-01 16:37:36,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:36,494 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:36,494 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] [2022-03-01 16:37:36,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-01 16:37:36,495 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)] === [2022-03-01 16:37:36,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:36,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1159056230, now seen corresponding path program 26 times [2022-03-01 16:37:36,495 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:36,495 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417128229] [2022-03-01 16:37:36,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:36,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:36,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:36,963 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:36,964 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417128229] [2022-03-01 16:37:36,964 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417128229] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:36,964 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:36,964 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:36,964 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914864451] [2022-03-01 16:37:36,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:36,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:36,964 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:36,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:36,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:36,964 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) [2022-03-01 16:37:38,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:38,195 INFO L93 Difference]: Finished difference Result 4166 states and 10761 transitions. [2022-03-01 16:37:38,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:38,196 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 [2022-03-01 16:37:38,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:38,201 INFO L225 Difference]: With dead ends: 4166 [2022-03-01 16:37:38,201 INFO L226 Difference]: Without dead ends: 4166 [2022-03-01 16:37:38,202 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 [2022-03-01 16:37:38,202 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1039 mSDsluCounter, 1395 mSDsCounter, 0 mSdLazyCounter, 1206 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:38,204 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1039 Valid, 1672 Invalid, 1298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1206 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:37:38,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4166 states. [2022-03-01 16:37:38,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4166 to 3477. [2022-03-01 16:37:38,241 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) [2022-03-01 16:37:38,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 9241 transitions. [2022-03-01 16:37:38,246 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 9241 transitions. Word has length 92 [2022-03-01 16:37:38,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:38,246 INFO L470 AbstractCegarLoop]: Abstraction has 3477 states and 9241 transitions. [2022-03-01 16:37:38,246 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) [2022-03-01 16:37:38,246 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 9241 transitions. [2022-03-01 16:37:38,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:38,249 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:38,249 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:38,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-01 16:37:38,249 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)] === [2022-03-01 16:37:38,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:38,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1049078150, now seen corresponding path program 27 times [2022-03-01 16:37:38,249 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:38,249 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211470132] [2022-03-01 16:37:38,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:38,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:38,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:38,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:38,612 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:38,612 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211470132] [2022-03-01 16:37:38,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211470132] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:38,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:38,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:38,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196180071] [2022-03-01 16:37:38,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:38,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:38,613 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:38,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:38,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:38,614 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) [2022-03-01 16:37:39,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:39,800 INFO L93 Difference]: Finished difference Result 4342 states and 11251 transitions. [2022-03-01 16:37:39,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:37:39,800 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 [2022-03-01 16:37:39,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:39,807 INFO L225 Difference]: With dead ends: 4342 [2022-03-01 16:37:39,807 INFO L226 Difference]: Without dead ends: 4342 [2022-03-01 16:37:39,808 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 [2022-03-01 16:37:39,808 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 [2022-03-01 16:37:39,808 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] [2022-03-01 16:37:39,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4342 states. [2022-03-01 16:37:39,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4342 to 3488. [2022-03-01 16:37:39,854 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) [2022-03-01 16:37:39,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-01 16:37:39,861 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-01 16:37:39,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:39,861 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-01 16:37:39,861 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) [2022-03-01 16:37:39,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-01 16:37:39,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:39,864 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:39,864 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] [2022-03-01 16:37:39,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-01 16:37:39,864 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)] === [2022-03-01 16:37:39,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:39,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1052566580, now seen corresponding path program 28 times [2022-03-01 16:37:39,865 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:39,865 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090290805] [2022-03-01 16:37:39,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:39,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:40,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:40,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:40,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090290805] [2022-03-01 16:37:40,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090290805] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:40,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:40,284 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:40,285 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173509214] [2022-03-01 16:37:40,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:40,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:40,285 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:40,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:40,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:40,285 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) [2022-03-01 16:37:41,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:41,620 INFO L93 Difference]: Finished difference Result 4320 states and 11187 transitions. [2022-03-01 16:37:41,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:37:41,621 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 [2022-03-01 16:37:41,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:41,627 INFO L225 Difference]: With dead ends: 4320 [2022-03-01 16:37:41,627 INFO L226 Difference]: Without dead ends: 4320 [2022-03-01 16:37:41,627 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 [2022-03-01 16:37:41,627 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 [2022-03-01 16:37:41,628 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] [2022-03-01 16:37:41,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4320 states. [2022-03-01 16:37:41,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4320 to 3499. [2022-03-01 16:37:41,667 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) [2022-03-01 16:37:41,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-01 16:37:41,673 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-01 16:37:41,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:41,673 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-01 16:37:41,673 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) [2022-03-01 16:37:41,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-01 16:37:41,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:41,676 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:41,676 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] [2022-03-01 16:37:41,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-01 16:37:41,676 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)] === [2022-03-01 16:37:41,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:41,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1052702360, now seen corresponding path program 29 times [2022-03-01 16:37:41,677 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:41,677 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369701394] [2022-03-01 16:37:41,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:41,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:42,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:42,209 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:42,209 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369701394] [2022-03-01 16:37:42,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369701394] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:42,210 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:42,210 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:42,210 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352018400] [2022-03-01 16:37:42,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:42,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:42,210 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:42,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:42,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:42,212 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) [2022-03-01 16:37:43,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:43,509 INFO L93 Difference]: Finished difference Result 4254 states and 11017 transitions. [2022-03-01 16:37:43,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:43,510 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 [2022-03-01 16:37:43,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:43,516 INFO L225 Difference]: With dead ends: 4254 [2022-03-01 16:37:43,516 INFO L226 Difference]: Without dead ends: 4254 [2022-03-01 16:37:43,517 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 [2022-03-01 16:37:43,517 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1183 mSDsluCounter, 1320 mSDsCounter, 0 mSdLazyCounter, 1209 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:43,517 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1183 Valid, 1598 Invalid, 1306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1209 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:37:43,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4254 states. [2022-03-01 16:37:43,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4254 to 3466. [2022-03-01 16:37:43,564 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) [2022-03-01 16:37:43,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 3466 states and 9209 transitions. [2022-03-01 16:37:43,571 INFO L78 Accepts]: Start accepts. Automaton has 3466 states and 9209 transitions. Word has length 92 [2022-03-01 16:37:43,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:43,571 INFO L470 AbstractCegarLoop]: Abstraction has 3466 states and 9209 transitions. [2022-03-01 16:37:43,571 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) [2022-03-01 16:37:43,571 INFO L276 IsEmpty]: Start isEmpty. Operand 3466 states and 9209 transitions. [2022-03-01 16:37:43,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:43,575 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:43,575 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:43,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-01 16:37:43,575 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)] === [2022-03-01 16:37:43,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:43,576 INFO L85 PathProgramCache]: Analyzing trace with hash 280197444, now seen corresponding path program 30 times [2022-03-01 16:37:43,576 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:43,576 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584659884] [2022-03-01 16:37:43,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:43,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:44,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:44,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:44,023 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584659884] [2022-03-01 16:37:44,023 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584659884] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:44,023 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:44,023 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:44,023 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282938876] [2022-03-01 16:37:44,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:44,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:44,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:44,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:44,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:44,024 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) [2022-03-01 16:37:45,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:45,702 INFO L93 Difference]: Finished difference Result 4309 states and 11166 transitions. [2022-03-01 16:37:45,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:37:45,703 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 [2022-03-01 16:37:45,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:45,709 INFO L225 Difference]: With dead ends: 4309 [2022-03-01 16:37:45,710 INFO L226 Difference]: Without dead ends: 4309 [2022-03-01 16:37:45,710 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:37:45,710 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1138 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1702 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:45,711 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 2137 Invalid, 1826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1702 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:37:45,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4309 states. [2022-03-01 16:37:45,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4309 to 3488. [2022-03-01 16:37:45,755 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) [2022-03-01 16:37:45,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 9273 transitions. [2022-03-01 16:37:45,761 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 9273 transitions. Word has length 92 [2022-03-01 16:37:45,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:45,761 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 9273 transitions. [2022-03-01 16:37:45,761 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) [2022-03-01 16:37:45,761 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 9273 transitions. [2022-03-01 16:37:45,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:45,799 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:45,799 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] [2022-03-01 16:37:45,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-01 16:37:45,799 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)] === [2022-03-01 16:37:45,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:45,800 INFO L85 PathProgramCache]: Analyzing trace with hash 276709014, now seen corresponding path program 31 times [2022-03-01 16:37:45,800 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:45,800 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883165954] [2022-03-01 16:37:45,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:45,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:46,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:46,272 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:46,272 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883165954] [2022-03-01 16:37:46,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883165954] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:46,273 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:46,273 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:46,273 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102468689] [2022-03-01 16:37:46,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:46,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:46,273 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:46,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:46,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:46,273 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) [2022-03-01 16:37:47,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:47,581 INFO L93 Difference]: Finished difference Result 4287 states and 11102 transitions. [2022-03-01 16:37:47,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:47,582 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 [2022-03-01 16:37:47,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:47,587 INFO L225 Difference]: With dead ends: 4287 [2022-03-01 16:37:47,587 INFO L226 Difference]: Without dead ends: 4287 [2022-03-01 16:37:47,588 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 [2022-03-01 16:37:47,588 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 [2022-03-01 16:37:47,588 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] [2022-03-01 16:37:47,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4287 states. [2022-03-01 16:37:47,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4287 to 3499. [2022-03-01 16:37:47,628 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) [2022-03-01 16:37:47,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-01 16:37:47,633 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-01 16:37:47,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:47,634 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-01 16:37:47,634 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) [2022-03-01 16:37:47,634 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-01 16:37:47,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:47,636 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:47,636 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:47,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-01 16:37:47,637 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)] === [2022-03-01 16:37:47,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:47,637 INFO L85 PathProgramCache]: Analyzing trace with hash 276573234, now seen corresponding path program 32 times [2022-03-01 16:37:47,637 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:47,637 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586007855] [2022-03-01 16:37:47,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:47,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:48,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:48,261 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:48,262 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586007855] [2022-03-01 16:37:48,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586007855] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:48,262 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:48,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:48,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666405712] [2022-03-01 16:37:48,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:48,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:48,262 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:48,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:48,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:48,263 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) [2022-03-01 16:37:49,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:49,857 INFO L93 Difference]: Finished difference Result 4199 states and 10868 transitions. [2022-03-01 16:37:49,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:49,858 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 [2022-03-01 16:37:49,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:49,863 INFO L225 Difference]: With dead ends: 4199 [2022-03-01 16:37:49,863 INFO L226 Difference]: Without dead ends: 4199 [2022-03-01 16:37:49,864 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:49,864 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:49,864 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1036 Valid, 2064 Invalid, 1686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1588 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:37:49,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4199 states. [2022-03-01 16:37:49,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4199 to 3455. [2022-03-01 16:37:49,905 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) [2022-03-01 16:37:49,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3455 states and 9177 transitions. [2022-03-01 16:37:49,911 INFO L78 Accepts]: Start accepts. Automaton has 3455 states and 9177 transitions. Word has length 92 [2022-03-01 16:37:49,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:49,911 INFO L470 AbstractCegarLoop]: Abstraction has 3455 states and 9177 transitions. [2022-03-01 16:37:49,911 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) [2022-03-01 16:37:49,911 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 9177 transitions. [2022-03-01 16:37:49,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:49,914 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:49,914 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] [2022-03-01 16:37:49,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-01 16:37:49,914 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)] === [2022-03-01 16:37:49,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:49,914 INFO L85 PathProgramCache]: Analyzing trace with hash 56444050, now seen corresponding path program 33 times [2022-03-01 16:37:49,914 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:49,914 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676399471] [2022-03-01 16:37:49,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:49,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:50,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:50,291 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:50,291 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676399471] [2022-03-01 16:37:50,291 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676399471] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:50,291 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:50,291 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:50,291 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125499919] [2022-03-01 16:37:50,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:50,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:50,291 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:50,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:50,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:50,292 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) [2022-03-01 16:37:51,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:51,347 INFO L93 Difference]: Finished difference Result 4276 states and 11059 transitions. [2022-03-01 16:37:51,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:51,348 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 [2022-03-01 16:37:51,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:51,353 INFO L225 Difference]: With dead ends: 4276 [2022-03-01 16:37:51,353 INFO L226 Difference]: Without dead ends: 4276 [2022-03-01 16:37:51,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:37:51,354 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1192 mSDsluCounter, 1241 mSDsCounter, 0 mSdLazyCounter, 1183 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:51,355 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1192 Valid, 1504 Invalid, 1335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1183 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:37:51,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2022-03-01 16:37:51,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3532. [2022-03-01 16:37:51,392 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) [2022-03-01 16:37:51,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3532 states and 9401 transitions. [2022-03-01 16:37:51,397 INFO L78 Accepts]: Start accepts. Automaton has 3532 states and 9401 transitions. Word has length 92 [2022-03-01 16:37:51,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:51,397 INFO L470 AbstractCegarLoop]: Abstraction has 3532 states and 9401 transitions. [2022-03-01 16:37:51,397 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) [2022-03-01 16:37:51,398 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 9401 transitions. [2022-03-01 16:37:51,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:51,400 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:51,400 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:51,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-01 16:37:51,400 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)] === [2022-03-01 16:37:51,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:51,404 INFO L85 PathProgramCache]: Analyzing trace with hash 60731350, now seen corresponding path program 34 times [2022-03-01 16:37:51,404 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:51,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490519179] [2022-03-01 16:37:51,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:51,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:51,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:51,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:51,804 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:51,804 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490519179] [2022-03-01 16:37:51,804 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490519179] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:51,804 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:51,804 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:51,804 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955919435] [2022-03-01 16:37:51,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:51,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:51,804 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:51,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:51,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:51,805 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) [2022-03-01 16:37:53,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:53,278 INFO L93 Difference]: Finished difference Result 4375 states and 11336 transitions. [2022-03-01 16:37:53,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:53,278 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 [2022-03-01 16:37:53,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:53,284 INFO L225 Difference]: With dead ends: 4375 [2022-03-01 16:37:53,285 INFO L226 Difference]: Without dead ends: 4375 [2022-03-01 16:37:53,285 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 [2022-03-01 16:37:53,285 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:53,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1142 Valid, 1797 Invalid, 1568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1450 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:37:53,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4375 states. [2022-03-01 16:37:53,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4375 to 3543. [2022-03-01 16:37:53,322 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) [2022-03-01 16:37:53,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-01 16:37:53,327 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-01 16:37:53,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:53,327 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-01 16:37:53,327 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) [2022-03-01 16:37:53,327 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-01 16:37:53,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:53,330 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:53,330 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:53,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-01 16:37:53,330 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)] === [2022-03-01 16:37:53,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:53,330 INFO L85 PathProgramCache]: Analyzing trace with hash 60595570, now seen corresponding path program 35 times [2022-03-01 16:37:53,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:53,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651373981] [2022-03-01 16:37:53,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:53,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:53,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:53,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:53,818 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:53,819 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651373981] [2022-03-01 16:37:53,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651373981] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:53,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:53,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:53,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271449380] [2022-03-01 16:37:53,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:53,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:53,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:53,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:53,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:53,826 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) [2022-03-01 16:37:55,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:55,138 INFO L93 Difference]: Finished difference Result 4309 states and 11166 transitions. [2022-03-01 16:37:55,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:55,139 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 [2022-03-01 16:37:55,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:55,145 INFO L225 Difference]: With dead ends: 4309 [2022-03-01 16:37:55,145 INFO L226 Difference]: Without dead ends: 4309 [2022-03-01 16:37:55,145 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:55,152 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1071 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:37:55,152 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] [2022-03-01 16:37:55,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4309 states. [2022-03-01 16:37:55,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4309 to 3499. [2022-03-01 16:37:55,191 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) [2022-03-01 16:37:55,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-01 16:37:55,197 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-01 16:37:55,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:55,198 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-01 16:37:55,198 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) [2022-03-01 16:37:55,198 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-01 16:37:55,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:55,201 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:55,201 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] [2022-03-01 16:37:55,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-01 16:37:55,201 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)] === [2022-03-01 16:37:55,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:55,201 INFO L85 PathProgramCache]: Analyzing trace with hash 487768106, now seen corresponding path program 36 times [2022-03-01 16:37:55,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:55,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031399865] [2022-03-01 16:37:55,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:55,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:55,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:55,598 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:55,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031399865] [2022-03-01 16:37:55,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031399865] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:55,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:55,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:55,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852088966] [2022-03-01 16:37:55,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:55,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:55,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:55,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:55,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:55,600 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) [2022-03-01 16:37:56,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:56,953 INFO L93 Difference]: Finished difference Result 4474 states and 11613 transitions. [2022-03-01 16:37:56,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:56,953 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 [2022-03-01 16:37:56,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:56,959 INFO L225 Difference]: With dead ends: 4474 [2022-03-01 16:37:56,959 INFO L226 Difference]: Without dead ends: 4474 [2022-03-01 16:37:56,960 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 [2022-03-01 16:37:56,960 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 935 mSDsluCounter, 1422 mSDsCounter, 0 mSdLazyCounter, 1325 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:37:56,960 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] [2022-03-01 16:37:56,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4474 states. [2022-03-01 16:37:56,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4474 to 3554. [2022-03-01 16:37:56,997 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) [2022-03-01 16:37:57,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-01 16:37:57,001 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-01 16:37:57,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:57,002 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-01 16:37:57,002 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) [2022-03-01 16:37:57,002 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-01 16:37:57,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:57,004 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:57,004 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:57,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-01 16:37:57,004 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)] === [2022-03-01 16:37:57,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:57,005 INFO L85 PathProgramCache]: Analyzing trace with hash 492055406, now seen corresponding path program 37 times [2022-03-01 16:37:57,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:57,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506510492] [2022-03-01 16:37:57,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:57,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:57,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:57,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:57,283 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:57,283 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506510492] [2022-03-01 16:37:57,283 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506510492] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:57,283 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:57,284 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:57,284 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574920356] [2022-03-01 16:37:57,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:57,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:57,284 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:57,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:57,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:57,284 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) [2022-03-01 16:37:58,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:58,866 INFO L93 Difference]: Finished difference Result 4573 states and 11890 transitions. [2022-03-01 16:37:58,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:37:58,866 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 [2022-03-01 16:37:58,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:58,873 INFO L225 Difference]: With dead ends: 4573 [2022-03-01 16:37:58,873 INFO L226 Difference]: Without dead ends: 4573 [2022-03-01 16:37:58,873 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 [2022-03-01 16:37:58,874 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 [2022-03-01 16:37:58,874 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] [2022-03-01 16:37:58,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4573 states. [2022-03-01 16:37:58,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4573 to 3565. [2022-03-01 16:37:58,912 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) [2022-03-01 16:37:58,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-01 16:37:58,917 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-01 16:37:58,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:58,918 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-01 16:37:58,918 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) [2022-03-01 16:37:58,918 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-01 16:37:58,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:37:58,920 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:58,920 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:58,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-01 16:37:58,920 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)] === [2022-03-01 16:37:58,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:58,921 INFO L85 PathProgramCache]: Analyzing trace with hash 491919626, now seen corresponding path program 38 times [2022-03-01 16:37:58,921 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:58,921 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659593235] [2022-03-01 16:37:58,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:58,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:59,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:59,400 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:59,400 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659593235] [2022-03-01 16:37:59,400 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659593235] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:59,400 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:59,400 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:59,400 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861640329] [2022-03-01 16:37:59,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:59,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:59,400 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:59,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:59,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:59,401 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) [2022-03-01 16:38:00,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:00,582 INFO L93 Difference]: Finished difference Result 4507 states and 11720 transitions. [2022-03-01 16:38:00,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:00,582 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 [2022-03-01 16:38:00,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:00,590 INFO L225 Difference]: With dead ends: 4507 [2022-03-01 16:38:00,590 INFO L226 Difference]: Without dead ends: 4507 [2022-03-01 16:38:00,590 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:00,590 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 935 mSDsluCounter, 1405 mSDsCounter, 0 mSdLazyCounter, 1352 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:00,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [935 Valid, 1674 Invalid, 1449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1352 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:00,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4507 states. [2022-03-01 16:38:00,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4507 to 3521. [2022-03-01 16:38:00,639 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) [2022-03-01 16:38:00,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 3521 states and 9369 transitions. [2022-03-01 16:38:00,645 INFO L78 Accepts]: Start accepts. Automaton has 3521 states and 9369 transitions. Word has length 92 [2022-03-01 16:38:00,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:00,645 INFO L470 AbstractCegarLoop]: Abstraction has 3521 states and 9369 transitions. [2022-03-01 16:38:00,645 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) [2022-03-01 16:38:00,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3521 states and 9369 transitions. [2022-03-01 16:38:00,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:00,648 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:00,648 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] [2022-03-01 16:38:00,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-01 16:38:00,648 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)] === [2022-03-01 16:38:00,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:00,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1166137352, now seen corresponding path program 39 times [2022-03-01 16:38:00,649 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:00,649 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959927100] [2022-03-01 16:38:00,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:00,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:00,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:00,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:00,986 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:00,986 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959927100] [2022-03-01 16:38:00,986 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959927100] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:00,986 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:00,986 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:00,986 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300630576] [2022-03-01 16:38:00,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:00,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:00,987 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:00,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:00,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:00,987 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) [2022-03-01 16:38:02,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:02,233 INFO L93 Difference]: Finished difference Result 4364 states and 11315 transitions. [2022-03-01 16:38:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:02,233 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 [2022-03-01 16:38:02,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:02,241 INFO L225 Difference]: With dead ends: 4364 [2022-03-01 16:38:02,241 INFO L226 Difference]: Without dead ends: 4364 [2022-03-01 16:38:02,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:02,242 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 927 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1591 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:02,242 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [927 Valid, 2001 Invalid, 1685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1591 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:02,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4364 states. [2022-03-01 16:38:02,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4364 to 3543. [2022-03-01 16:38:02,295 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) [2022-03-01 16:38:02,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-01 16:38:02,301 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-01 16:38:02,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:02,301 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-01 16:38:02,302 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) [2022-03-01 16:38:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-01 16:38:02,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:02,304 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:02,305 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:02,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-01 16:38:02,305 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)] === [2022-03-01 16:38:02,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:02,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1170424652, now seen corresponding path program 40 times [2022-03-01 16:38:02,306 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:02,306 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321907908] [2022-03-01 16:38:02,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:02,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:02,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:02,628 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:02,628 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321907908] [2022-03-01 16:38:02,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321907908] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:02,628 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:02,628 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:02,628 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963676163] [2022-03-01 16:38:02,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:02,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:02,629 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:02,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:02,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:02,629 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) [2022-03-01 16:38:04,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:04,326 INFO L93 Difference]: Finished difference Result 4518 states and 11741 transitions. [2022-03-01 16:38:04,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:38:04,327 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 [2022-03-01 16:38:04,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:04,333 INFO L225 Difference]: With dead ends: 4518 [2022-03-01 16:38:04,333 INFO L226 Difference]: Without dead ends: 4518 [2022-03-01 16:38:04,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=412, Invalid=848, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:38:04,337 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1252 mSDsluCounter, 1782 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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 [2022-03-01 16:38:04,337 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] [2022-03-01 16:38:04,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-03-01 16:38:04,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3554. [2022-03-01 16:38:04,384 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) [2022-03-01 16:38:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-01 16:38:04,390 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-01 16:38:04,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:04,390 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-01 16:38:04,390 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) [2022-03-01 16:38:04,390 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-01 16:38:04,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:04,393 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:04,393 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:04,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-01 16:38:04,393 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)] === [2022-03-01 16:38:04,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:04,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1170288872, now seen corresponding path program 41 times [2022-03-01 16:38:04,394 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:04,394 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082878308] [2022-03-01 16:38:04,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:04,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:04,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:04,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:04,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082878308] [2022-03-01 16:38:04,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082878308] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:04,877 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:04,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:04,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707904897] [2022-03-01 16:38:04,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:04,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:04,877 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:04,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:04,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:04,879 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) [2022-03-01 16:38:06,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:06,510 INFO L93 Difference]: Finished difference Result 4430 states and 11507 transitions. [2022-03-01 16:38:06,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:06,511 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 [2022-03-01 16:38:06,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:06,516 INFO L225 Difference]: With dead ends: 4430 [2022-03-01 16:38:06,516 INFO L226 Difference]: Without dead ends: 4430 [2022-03-01 16:38:06,516 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 [2022-03-01 16:38:06,517 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 [2022-03-01 16:38:06,517 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] [2022-03-01 16:38:06,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2022-03-01 16:38:06,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 3532. [2022-03-01 16:38:06,556 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) [2022-03-01 16:38:06,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3532 states and 9401 transitions. [2022-03-01 16:38:06,562 INFO L78 Accepts]: Start accepts. Automaton has 3532 states and 9401 transitions. Word has length 92 [2022-03-01 16:38:06,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:06,562 INFO L470 AbstractCegarLoop]: Abstraction has 3532 states and 9401 transitions. [2022-03-01 16:38:06,562 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) [2022-03-01 16:38:06,562 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 9401 transitions. [2022-03-01 16:38:06,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:06,565 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:06,565 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:06,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-01 16:38:06,565 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)] === [2022-03-01 16:38:06,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:06,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1280266952, now seen corresponding path program 42 times [2022-03-01 16:38:06,566 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:06,566 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506263707] [2022-03-01 16:38:06,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:06,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:06,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:06,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:06,855 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506263707] [2022-03-01 16:38:06,855 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506263707] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:06,855 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:06,855 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:06,855 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254703205] [2022-03-01 16:38:06,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:06,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:06,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:06,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:06,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:06,856 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) [2022-03-01 16:38:08,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:08,425 INFO L93 Difference]: Finished difference Result 4496 states and 11688 transitions. [2022-03-01 16:38:08,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:38:08,426 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 [2022-03-01 16:38:08,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:08,432 INFO L225 Difference]: With dead ends: 4496 [2022-03-01 16:38:08,432 INFO L226 Difference]: Without dead ends: 4496 [2022-03-01 16:38:08,432 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 [2022-03-01 16:38:08,433 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 [2022-03-01 16:38:08,433 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] [2022-03-01 16:38:08,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2022-03-01 16:38:08,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 3543. [2022-03-01 16:38:08,474 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) [2022-03-01 16:38:08,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-01 16:38:08,479 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-01 16:38:08,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:08,479 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-01 16:38:08,479 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) [2022-03-01 16:38:08,479 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-01 16:38:08,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:08,481 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:08,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:08,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-01 16:38:08,482 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)] === [2022-03-01 16:38:08,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:08,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1276778522, now seen corresponding path program 43 times [2022-03-01 16:38:08,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:08,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472545131] [2022-03-01 16:38:08,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:08,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:08,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:08,893 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:08,893 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472545131] [2022-03-01 16:38:08,893 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472545131] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:08,893 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:08,894 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:08,894 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227822783] [2022-03-01 16:38:08,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:08,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:08,894 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:08,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:08,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:08,894 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) [2022-03-01 16:38:10,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:10,402 INFO L93 Difference]: Finished difference Result 4496 states and 11688 transitions. [2022-03-01 16:38:10,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:38:10,402 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 [2022-03-01 16:38:10,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:10,408 INFO L225 Difference]: With dead ends: 4496 [2022-03-01 16:38:10,408 INFO L226 Difference]: Without dead ends: 4496 [2022-03-01 16:38:10,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:38:10,409 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1291 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:38:10,409 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] [2022-03-01 16:38:10,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2022-03-01 16:38:10,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 3554. [2022-03-01 16:38:10,448 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) [2022-03-01 16:38:10,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-01 16:38:10,453 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-01 16:38:10,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:10,454 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-01 16:38:10,454 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) [2022-03-01 16:38:10,454 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-01 16:38:10,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:10,456 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:10,456 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:10,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-01 16:38:10,456 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)] === [2022-03-01 16:38:10,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:10,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1276642742, now seen corresponding path program 44 times [2022-03-01 16:38:10,457 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:10,457 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003881270] [2022-03-01 16:38:10,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:10,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:10,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:10,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:10,900 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:10,900 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003881270] [2022-03-01 16:38:10,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003881270] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:10,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:10,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:10,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688204739] [2022-03-01 16:38:10,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:10,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:10,901 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:10,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:10,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:10,901 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) [2022-03-01 16:38:12,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:12,252 INFO L93 Difference]: Finished difference Result 4430 states and 11518 transitions. [2022-03-01 16:38:12,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:12,252 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 [2022-03-01 16:38:12,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:12,258 INFO L225 Difference]: With dead ends: 4430 [2022-03-01 16:38:12,258 INFO L226 Difference]: Without dead ends: 4430 [2022-03-01 16:38:12,258 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 [2022-03-01 16:38:12,260 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1257 mSDsluCounter, 1368 mSDsCounter, 0 mSdLazyCounter, 1306 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:38:12,260 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] [2022-03-01 16:38:12,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2022-03-01 16:38:12,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 3499. [2022-03-01 16:38:12,300 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) [2022-03-01 16:38:12,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-01 16:38:12,305 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-01 16:38:12,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:12,306 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-01 16:38:12,306 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) [2022-03-01 16:38:12,306 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-01 16:38:12,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:12,320 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:12,320 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:12,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-01 16:38:12,320 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)] === [2022-03-01 16:38:12,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:12,321 INFO L85 PathProgramCache]: Analyzing trace with hash -895587654, now seen corresponding path program 45 times [2022-03-01 16:38:12,321 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:12,321 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602205716] [2022-03-01 16:38:12,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:12,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:12,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:12,688 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:12,688 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602205716] [2022-03-01 16:38:12,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602205716] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:12,688 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:12,689 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:12,689 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22453884] [2022-03-01 16:38:12,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:12,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:12,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:12,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:12,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:12,689 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) [2022-03-01 16:38:14,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:14,098 INFO L93 Difference]: Finished difference Result 4386 states and 11357 transitions. [2022-03-01 16:38:14,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:14,098 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 [2022-03-01 16:38:14,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:14,105 INFO L225 Difference]: With dead ends: 4386 [2022-03-01 16:38:14,105 INFO L226 Difference]: Without dead ends: 4386 [2022-03-01 16:38:14,105 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 [2022-03-01 16:38:14,105 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 [2022-03-01 16:38:14,105 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] [2022-03-01 16:38:14,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4386 states. [2022-03-01 16:38:14,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4386 to 3576. [2022-03-01 16:38:14,144 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) [2022-03-01 16:38:14,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3576 states and 9529 transitions. [2022-03-01 16:38:14,149 INFO L78 Accepts]: Start accepts. Automaton has 3576 states and 9529 transitions. Word has length 92 [2022-03-01 16:38:14,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:14,149 INFO L470 AbstractCegarLoop]: Abstraction has 3576 states and 9529 transitions. [2022-03-01 16:38:14,149 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) [2022-03-01 16:38:14,149 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 9529 transitions. [2022-03-01 16:38:14,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:14,152 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:14,152 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] [2022-03-01 16:38:14,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-01 16:38:14,152 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)] === [2022-03-01 16:38:14,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:14,152 INFO L85 PathProgramCache]: Analyzing trace with hash -891300354, now seen corresponding path program 46 times [2022-03-01 16:38:14,152 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:14,152 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149163684] [2022-03-01 16:38:14,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:14,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:14,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:14,508 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:14,508 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149163684] [2022-03-01 16:38:14,508 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149163684] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:14,508 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:14,508 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:14,508 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017035586] [2022-03-01 16:38:14,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:14,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:14,508 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:14,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:14,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:14,509 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) [2022-03-01 16:38:15,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:15,714 INFO L93 Difference]: Finished difference Result 4485 states and 11634 transitions. [2022-03-01 16:38:15,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:15,714 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 [2022-03-01 16:38:15,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:15,722 INFO L225 Difference]: With dead ends: 4485 [2022-03-01 16:38:15,722 INFO L226 Difference]: Without dead ends: 4485 [2022-03-01 16:38:15,722 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 [2022-03-01 16:38:15,722 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:15,722 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1012 Valid, 1580 Invalid, 1363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1239 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:15,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4485 states. [2022-03-01 16:38:15,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4485 to 3587. [2022-03-01 16:38:15,775 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) [2022-03-01 16:38:15,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 3587 states and 9561 transitions. [2022-03-01 16:38:15,782 INFO L78 Accepts]: Start accepts. Automaton has 3587 states and 9561 transitions. Word has length 92 [2022-03-01 16:38:15,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:15,782 INFO L470 AbstractCegarLoop]: Abstraction has 3587 states and 9561 transitions. [2022-03-01 16:38:15,782 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) [2022-03-01 16:38:15,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 9561 transitions. [2022-03-01 16:38:15,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:15,785 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:15,786 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] [2022-03-01 16:38:15,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-01 16:38:15,786 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)] === [2022-03-01 16:38:15,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:15,786 INFO L85 PathProgramCache]: Analyzing trace with hash -891436134, now seen corresponding path program 47 times [2022-03-01 16:38:15,786 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:15,786 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094267468] [2022-03-01 16:38:15,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:15,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:16,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:16,152 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:16,152 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094267468] [2022-03-01 16:38:16,153 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094267468] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:16,153 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:16,153 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:16,153 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836254619] [2022-03-01 16:38:16,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:16,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:16,153 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:16,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:16,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:16,153 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) [2022-03-01 16:38:17,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:17,508 INFO L93 Difference]: Finished difference Result 4419 states and 11464 transitions. [2022-03-01 16:38:17,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:17,509 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 [2022-03-01 16:38:17,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:17,515 INFO L225 Difference]: With dead ends: 4419 [2022-03-01 16:38:17,515 INFO L226 Difference]: Without dead ends: 4419 [2022-03-01 16:38:17,515 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 [2022-03-01 16:38:17,521 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1235 mSDsluCounter, 1575 mSDsCounter, 0 mSdLazyCounter, 1544 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:17,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 1839 Invalid, 1639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1544 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:38:17,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4419 states. [2022-03-01 16:38:17,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4419 to 3543. [2022-03-01 16:38:17,568 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) [2022-03-01 16:38:17,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-01 16:38:17,574 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-01 16:38:17,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:17,574 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-01 16:38:17,574 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) [2022-03-01 16:38:17,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-01 16:38:17,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:17,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:17,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:17,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-01 16:38:17,577 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)] === [2022-03-01 16:38:17,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:17,578 INFO L85 PathProgramCache]: Analyzing trace with hash -217218408, now seen corresponding path program 48 times [2022-03-01 16:38:17,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:17,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030165135] [2022-03-01 16:38:17,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:17,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:17,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:17,943 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:17,943 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030165135] [2022-03-01 16:38:17,943 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030165135] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:17,943 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:17,943 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:17,943 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658821442] [2022-03-01 16:38:17,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:17,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:17,944 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:17,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:17,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:17,944 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) [2022-03-01 16:38:19,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:19,224 INFO L93 Difference]: Finished difference Result 4452 states and 11549 transitions. [2022-03-01 16:38:19,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:19,224 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 [2022-03-01 16:38:19,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:19,230 INFO L225 Difference]: With dead ends: 4452 [2022-03-01 16:38:19,230 INFO L226 Difference]: Without dead ends: 4452 [2022-03-01 16:38:19,230 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 [2022-03-01 16:38:19,231 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:19,231 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [926 Valid, 1799 Invalid, 1540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1442 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:19,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4452 states. [2022-03-01 16:38:19,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4452 to 3565. [2022-03-01 16:38:19,272 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) [2022-03-01 16:38:19,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-01 16:38:19,278 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-01 16:38:19,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:19,278 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-01 16:38:19,278 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) [2022-03-01 16:38:19,279 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-01 16:38:19,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:19,281 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:19,281 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:19,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-01 16:38:19,281 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)] === [2022-03-01 16:38:19,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:19,282 INFO L85 PathProgramCache]: Analyzing trace with hash -212931108, now seen corresponding path program 49 times [2022-03-01 16:38:19,282 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:19,282 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625001936] [2022-03-01 16:38:19,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:19,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:19,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:19,653 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:19,653 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625001936] [2022-03-01 16:38:19,653 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625001936] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:19,653 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:19,653 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:19,653 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090203348] [2022-03-01 16:38:19,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:19,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:19,654 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:19,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:19,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:19,654 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) [2022-03-01 16:38:20,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:20,887 INFO L93 Difference]: Finished difference Result 4606 states and 11975 transitions. [2022-03-01 16:38:20,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:38:20,887 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 [2022-03-01 16:38:20,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:20,894 INFO L225 Difference]: With dead ends: 4606 [2022-03-01 16:38:20,894 INFO L226 Difference]: Without dead ends: 4606 [2022-03-01 16:38:20,894 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 [2022-03-01 16:38:20,894 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1288 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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 [2022-03-01 16:38:20,894 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] [2022-03-01 16:38:20,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4606 states. [2022-03-01 16:38:20,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4606 to 3576. [2022-03-01 16:38:20,943 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) [2022-03-01 16:38:20,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3576 states and 9529 transitions. [2022-03-01 16:38:20,949 INFO L78 Accepts]: Start accepts. Automaton has 3576 states and 9529 transitions. Word has length 92 [2022-03-01 16:38:20,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:20,950 INFO L470 AbstractCegarLoop]: Abstraction has 3576 states and 9529 transitions. [2022-03-01 16:38:20,950 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) [2022-03-01 16:38:20,950 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 9529 transitions. [2022-03-01 16:38:20,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:20,953 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:20,953 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:20,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-01 16:38:20,954 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)] === [2022-03-01 16:38:20,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:20,955 INFO L85 PathProgramCache]: Analyzing trace with hash -213066888, now seen corresponding path program 50 times [2022-03-01 16:38:20,955 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:20,955 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681037800] [2022-03-01 16:38:20,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:20,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:21,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:21,319 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:21,319 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681037800] [2022-03-01 16:38:21,319 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681037800] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:21,319 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:21,319 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:21,319 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905148701] [2022-03-01 16:38:21,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:21,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:21,320 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:21,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:21,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:21,320 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) [2022-03-01 16:38:22,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:22,535 INFO L93 Difference]: Finished difference Result 4518 states and 11741 transitions. [2022-03-01 16:38:22,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:22,535 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 [2022-03-01 16:38:22,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:22,541 INFO L225 Difference]: With dead ends: 4518 [2022-03-01 16:38:22,542 INFO L226 Difference]: Without dead ends: 4518 [2022-03-01 16:38:22,542 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 [2022-03-01 16:38:22,555 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1073 mSDsluCounter, 1685 mSDsCounter, 0 mSdLazyCounter, 1675 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:22,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1073 Valid, 1945 Invalid, 1776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 1675 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:22,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-03-01 16:38:22,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3554. [2022-03-01 16:38:22,612 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) [2022-03-01 16:38:22,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-01 16:38:22,617 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-01 16:38:22,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:22,617 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-01 16:38:22,617 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) [2022-03-01 16:38:22,618 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-01 16:38:22,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:22,620 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:22,620 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:22,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-01 16:38:22,620 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)] === [2022-03-01 16:38:22,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:22,620 INFO L85 PathProgramCache]: Analyzing trace with hash -103088808, now seen corresponding path program 51 times [2022-03-01 16:38:22,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:22,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137986872] [2022-03-01 16:38:22,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:22,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:22,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:22,928 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:22,928 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137986872] [2022-03-01 16:38:22,928 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137986872] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:22,928 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:22,928 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:22,928 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732058722] [2022-03-01 16:38:22,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:22,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:22,929 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:22,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:22,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:22,929 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) [2022-03-01 16:38:24,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:24,047 INFO L93 Difference]: Finished difference Result 4562 states and 11858 transitions. [2022-03-01 16:38:24,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:38:24,048 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 [2022-03-01 16:38:24,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:24,053 INFO L225 Difference]: With dead ends: 4562 [2022-03-01 16:38:24,054 INFO L226 Difference]: Without dead ends: 4562 [2022-03-01 16:38:24,054 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 [2022-03-01 16:38:24,054 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 [2022-03-01 16:38:24,054 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] [2022-03-01 16:38:24,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4562 states. [2022-03-01 16:38:24,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4562 to 3565. [2022-03-01 16:38:24,090 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) [2022-03-01 16:38:24,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-01 16:38:24,095 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-01 16:38:24,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:24,095 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-01 16:38:24,095 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) [2022-03-01 16:38:24,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-01 16:38:24,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:24,098 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:24,098 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:24,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-01 16:38:24,098 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)] === [2022-03-01 16:38:24,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:24,098 INFO L85 PathProgramCache]: Analyzing trace with hash -106577238, now seen corresponding path program 52 times [2022-03-01 16:38:24,098 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:24,098 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022188202] [2022-03-01 16:38:24,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:24,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:24,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:24,489 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:24,489 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022188202] [2022-03-01 16:38:24,489 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022188202] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:24,490 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:24,490 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:24,490 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334200449] [2022-03-01 16:38:24,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:24,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:24,490 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:24,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:24,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:24,490 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) [2022-03-01 16:38:25,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:25,831 INFO L93 Difference]: Finished difference Result 4584 states and 11922 transitions. [2022-03-01 16:38:25,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:38:25,832 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 [2022-03-01 16:38:25,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:25,845 INFO L225 Difference]: With dead ends: 4584 [2022-03-01 16:38:25,845 INFO L226 Difference]: Without dead ends: 4584 [2022-03-01 16:38:25,846 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 [2022-03-01 16:38:25,846 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1014 mSDsluCounter, 1371 mSDsCounter, 0 mSdLazyCounter, 1353 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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 [2022-03-01 16:38:25,846 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] [2022-03-01 16:38:25,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4584 states. [2022-03-01 16:38:25,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4584 to 3576. [2022-03-01 16:38:25,887 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) [2022-03-01 16:38:25,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3576 states and 9529 transitions. [2022-03-01 16:38:25,892 INFO L78 Accepts]: Start accepts. Automaton has 3576 states and 9529 transitions. Word has length 92 [2022-03-01 16:38:25,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:25,892 INFO L470 AbstractCegarLoop]: Abstraction has 3576 states and 9529 transitions. [2022-03-01 16:38:25,892 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) [2022-03-01 16:38:25,892 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 9529 transitions. [2022-03-01 16:38:25,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:25,894 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:25,895 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:25,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-01 16:38:25,895 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)] === [2022-03-01 16:38:25,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:25,895 INFO L85 PathProgramCache]: Analyzing trace with hash -106713018, now seen corresponding path program 53 times [2022-03-01 16:38:25,895 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:25,895 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346644224] [2022-03-01 16:38:25,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:25,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:26,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:26,424 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:26,424 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346644224] [2022-03-01 16:38:26,424 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346644224] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:26,424 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:26,424 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:26,424 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340543090] [2022-03-01 16:38:26,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:26,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:26,424 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:26,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:26,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:26,424 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) [2022-03-01 16:38:27,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:27,654 INFO L93 Difference]: Finished difference Result 4518 states and 11752 transitions. [2022-03-01 16:38:27,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:27,654 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 [2022-03-01 16:38:27,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:27,660 INFO L225 Difference]: With dead ends: 4518 [2022-03-01 16:38:27,661 INFO L226 Difference]: Without dead ends: 4518 [2022-03-01 16:38:27,661 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 [2022-03-01 16:38:27,663 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 [2022-03-01 16:38:27,664 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] [2022-03-01 16:38:27,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-03-01 16:38:27,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3521. [2022-03-01 16:38:27,706 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) [2022-03-01 16:38:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 3521 states and 9369 transitions. [2022-03-01 16:38:27,711 INFO L78 Accepts]: Start accepts. Automaton has 3521 states and 9369 transitions. Word has length 92 [2022-03-01 16:38:27,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:27,711 INFO L470 AbstractCegarLoop]: Abstraction has 3521 states and 9369 transitions. [2022-03-01 16:38:27,711 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) [2022-03-01 16:38:27,712 INFO L276 IsEmpty]: Start isEmpty. Operand 3521 states and 9369 transitions. [2022-03-01 16:38:27,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:27,714 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:27,714 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:27,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-01 16:38:27,714 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)] === [2022-03-01 16:38:27,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:27,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1594690426, now seen corresponding path program 54 times [2022-03-01 16:38:27,715 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:27,715 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410755341] [2022-03-01 16:38:27,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:27,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:28,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:28,066 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:28,067 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410755341] [2022-03-01 16:38:28,067 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410755341] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:28,067 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:28,067 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:28,067 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548812270] [2022-03-01 16:38:28,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:28,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:28,067 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:28,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:28,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:28,068 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) [2022-03-01 16:38:29,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:29,235 INFO L93 Difference]: Finished difference Result 4254 states and 10995 transitions. [2022-03-01 16:38:29,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:29,235 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 [2022-03-01 16:38:29,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:29,241 INFO L225 Difference]: With dead ends: 4254 [2022-03-01 16:38:29,241 INFO L226 Difference]: Without dead ends: 4254 [2022-03-01 16:38:29,241 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 [2022-03-01 16:38:29,241 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 1200 mSDsluCounter, 1506 mSDsCounter, 0 mSdLazyCounter, 1435 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:29,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1200 Valid, 1761 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1435 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:29,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4254 states. [2022-03-01 16:38:29,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4254 to 3554. [2022-03-01 16:38:29,279 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) [2022-03-01 16:38:29,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-01 16:38:29,284 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-01 16:38:29,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:29,284 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-01 16:38:29,284 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) [2022-03-01 16:38:29,284 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-01 16:38:29,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:29,286 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:29,287 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] [2022-03-01 16:38:29,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-01 16:38:29,287 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)] === [2022-03-01 16:38:29,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:29,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1598977726, now seen corresponding path program 55 times [2022-03-01 16:38:29,287 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:29,287 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918471808] [2022-03-01 16:38:29,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:29,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:29,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:29,623 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:29,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918471808] [2022-03-01 16:38:29,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918471808] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:29,624 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:29,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:29,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248451572] [2022-03-01 16:38:29,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:29,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:29,624 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:29,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:29,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:29,625 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) [2022-03-01 16:38:30,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:30,851 INFO L93 Difference]: Finished difference Result 4386 states and 11357 transitions. [2022-03-01 16:38:30,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:30,851 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 [2022-03-01 16:38:30,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:30,857 INFO L225 Difference]: With dead ends: 4386 [2022-03-01 16:38:30,857 INFO L226 Difference]: Without dead ends: 4386 [2022-03-01 16:38:30,857 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 [2022-03-01 16:38:30,857 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 [2022-03-01 16:38:30,857 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] [2022-03-01 16:38:30,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4386 states. [2022-03-01 16:38:30,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4386 to 3565. [2022-03-01 16:38:30,894 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) [2022-03-01 16:38:30,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-01 16:38:30,899 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-01 16:38:30,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:30,899 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-01 16:38:30,899 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) [2022-03-01 16:38:30,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-01 16:38:30,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:30,901 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:30,901 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:30,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-01 16:38:30,902 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)] === [2022-03-01 16:38:30,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:30,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1598841946, now seen corresponding path program 56 times [2022-03-01 16:38:30,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:30,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529360184] [2022-03-01 16:38:30,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:30,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:31,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:31,306 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:31,306 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529360184] [2022-03-01 16:38:31,307 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529360184] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:31,307 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:31,307 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:31,307 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201825247] [2022-03-01 16:38:31,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:31,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:31,307 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:31,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:31,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:31,308 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) [2022-03-01 16:38:32,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:32,429 INFO L93 Difference]: Finished difference Result 4320 states and 11187 transitions. [2022-03-01 16:38:32,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:32,429 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 [2022-03-01 16:38:32,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:32,434 INFO L225 Difference]: With dead ends: 4320 [2022-03-01 16:38:32,435 INFO L226 Difference]: Without dead ends: 4320 [2022-03-01 16:38:32,435 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 [2022-03-01 16:38:32,435 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 [2022-03-01 16:38:32,435 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] [2022-03-01 16:38:32,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4320 states. [2022-03-01 16:38:32,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4320 to 3543. [2022-03-01 16:38:32,471 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) [2022-03-01 16:38:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3543 states and 9433 transitions. [2022-03-01 16:38:32,477 INFO L78 Accepts]: Start accepts. Automaton has 3543 states and 9433 transitions. Word has length 92 [2022-03-01 16:38:32,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:32,477 INFO L470 AbstractCegarLoop]: Abstraction has 3543 states and 9433 transitions. [2022-03-01 16:38:32,477 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) [2022-03-01 16:38:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 9433 transitions. [2022-03-01 16:38:32,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:32,480 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:32,480 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:32,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-01 16:38:32,480 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)] === [2022-03-01 16:38:32,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:32,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1708820026, now seen corresponding path program 57 times [2022-03-01 16:38:32,481 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:32,481 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164950129] [2022-03-01 16:38:32,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:32,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:32,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:32,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:32,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:32,720 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164950129] [2022-03-01 16:38:32,720 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164950129] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:32,720 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:32,720 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:32,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193702620] [2022-03-01 16:38:32,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:32,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:32,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:32,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:32,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:32,721 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) [2022-03-01 16:38:34,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:34,512 INFO L93 Difference]: Finished difference Result 4496 states and 11677 transitions. [2022-03-01 16:38:34,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:38:34,512 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 [2022-03-01 16:38:34,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:34,519 INFO L225 Difference]: With dead ends: 4496 [2022-03-01 16:38:34,519 INFO L226 Difference]: Without dead ends: 4496 [2022-03-01 16:38:34,519 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 [2022-03-01 16:38:34,520 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 [2022-03-01 16:38:34,531 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] [2022-03-01 16:38:34,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2022-03-01 16:38:34,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 3554. [2022-03-01 16:38:34,580 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) [2022-03-01 16:38:34,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-01 16:38:34,587 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-01 16:38:34,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:34,587 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-01 16:38:34,587 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) [2022-03-01 16:38:34,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-01 16:38:34,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:34,589 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:34,590 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:34,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-01 16:38:34,590 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)] === [2022-03-01 16:38:34,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:34,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1705331596, now seen corresponding path program 58 times [2022-03-01 16:38:34,591 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:34,591 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298119541] [2022-03-01 16:38:34,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:34,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:35,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:35,058 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:35,058 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298119541] [2022-03-01 16:38:35,058 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298119541] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:35,058 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:35,058 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:35,058 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527424836] [2022-03-01 16:38:35,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:35,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:35,058 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:35,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:35,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:35,059 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) [2022-03-01 16:38:36,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:36,775 INFO L93 Difference]: Finished difference Result 4474 states and 11613 transitions. [2022-03-01 16:38:36,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:38:36,779 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 [2022-03-01 16:38:36,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:36,785 INFO L225 Difference]: With dead ends: 4474 [2022-03-01 16:38:36,786 INFO L226 Difference]: Without dead ends: 4474 [2022-03-01 16:38:36,786 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 [2022-03-01 16:38:36,786 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 [2022-03-01 16:38:36,790 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] [2022-03-01 16:38:36,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4474 states. [2022-03-01 16:38:36,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4474 to 3565. [2022-03-01 16:38:36,837 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) [2022-03-01 16:38:36,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-01 16:38:36,843 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-01 16:38:36,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:36,843 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-01 16:38:36,843 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) [2022-03-01 16:38:36,843 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-01 16:38:36,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:36,846 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:36,846 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:36,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-01 16:38:36,846 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)] === [2022-03-01 16:38:36,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:36,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1705195816, now seen corresponding path program 59 times [2022-03-01 16:38:36,847 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:36,847 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325001400] [2022-03-01 16:38:36,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:36,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:37,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:37,434 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:37,434 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325001400] [2022-03-01 16:38:37,434 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325001400] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:37,434 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:37,434 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:37,434 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590398324] [2022-03-01 16:38:37,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:37,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:37,435 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:37,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:37,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:37,435 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) [2022-03-01 16:38:38,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:38,858 INFO L93 Difference]: Finished difference Result 4408 states and 11443 transitions. [2022-03-01 16:38:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:38,858 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 [2022-03-01 16:38:38,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:38,864 INFO L225 Difference]: With dead ends: 4408 [2022-03-01 16:38:38,864 INFO L226 Difference]: Without dead ends: 4408 [2022-03-01 16:38:38,865 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 [2022-03-01 16:38:38,866 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:38,866 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1172 Valid, 1706 Invalid, 1576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1471 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:38,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4408 states. [2022-03-01 16:38:38,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4408 to 3532. [2022-03-01 16:38:38,906 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) [2022-03-01 16:38:38,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3532 states and 9401 transitions. [2022-03-01 16:38:38,911 INFO L78 Accepts]: Start accepts. Automaton has 3532 states and 9401 transitions. Word has length 92 [2022-03-01 16:38:38,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:38,911 INFO L470 AbstractCegarLoop]: Abstraction has 3532 states and 9401 transitions. [2022-03-01 16:38:38,912 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) [2022-03-01 16:38:38,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 9401 transitions. [2022-03-01 16:38:38,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:38,914 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:38,914 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] [2022-03-01 16:38:38,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-01 16:38:38,914 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)] === [2022-03-01 16:38:38,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:38,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1256871676, now seen corresponding path program 60 times [2022-03-01 16:38:38,914 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:38,915 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919877701] [2022-03-01 16:38:38,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:38,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:39,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:39,290 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:39,290 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919877701] [2022-03-01 16:38:39,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919877701] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:39,290 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:39,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:39,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452250861] [2022-03-01 16:38:39,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:39,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:39,290 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:39,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:39,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:39,291 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) [2022-03-01 16:38:41,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:41,026 INFO L93 Difference]: Finished difference Result 4463 states and 11592 transitions. [2022-03-01 16:38:41,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:38:41,026 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 [2022-03-01 16:38:41,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:41,033 INFO L225 Difference]: With dead ends: 4463 [2022-03-01 16:38:41,033 INFO L226 Difference]: Without dead ends: 4463 [2022-03-01 16:38:41,033 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 [2022-03-01 16:38:41,034 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1030 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1816 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:41,034 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1030 Valid, 2124 Invalid, 1951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1816 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:38:41,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4463 states. [2022-03-01 16:38:41,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4463 to 3554. [2022-03-01 16:38:41,080 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) [2022-03-01 16:38:41,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 9465 transitions. [2022-03-01 16:38:41,085 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 9465 transitions. Word has length 92 [2022-03-01 16:38:41,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:41,086 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 9465 transitions. [2022-03-01 16:38:41,086 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) [2022-03-01 16:38:41,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 9465 transitions. [2022-03-01 16:38:41,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:41,088 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:41,088 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] [2022-03-01 16:38:41,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-01 16:38:41,088 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)] === [2022-03-01 16:38:41,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:41,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1260360106, now seen corresponding path program 61 times [2022-03-01 16:38:41,089 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:41,089 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105111557] [2022-03-01 16:38:41,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:41,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:41,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:41,525 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:41,525 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105111557] [2022-03-01 16:38:41,525 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105111557] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:41,525 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:41,525 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:41,525 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416983863] [2022-03-01 16:38:41,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:41,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:41,526 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:41,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:41,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:41,526 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) [2022-03-01 16:38:42,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:42,686 INFO L93 Difference]: Finished difference Result 4441 states and 11528 transitions. [2022-03-01 16:38:42,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:42,686 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 [2022-03-01 16:38:42,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:42,692 INFO L225 Difference]: With dead ends: 4441 [2022-03-01 16:38:42,692 INFO L226 Difference]: Without dead ends: 4441 [2022-03-01 16:38:42,692 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 [2022-03-01 16:38:42,693 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1437 mSDsluCounter, 1179 mSDsCounter, 0 mSdLazyCounter, 1242 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:42,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1437 Valid, 1446 Invalid, 1380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1242 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:38:42,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4441 states. [2022-03-01 16:38:42,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4441 to 3565. [2022-03-01 16:38:42,733 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) [2022-03-01 16:38:42,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3565 states and 9497 transitions. [2022-03-01 16:38:42,738 INFO L78 Accepts]: Start accepts. Automaton has 3565 states and 9497 transitions. Word has length 92 [2022-03-01 16:38:42,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:42,738 INFO L470 AbstractCegarLoop]: Abstraction has 3565 states and 9497 transitions. [2022-03-01 16:38:42,738 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) [2022-03-01 16:38:42,738 INFO L276 IsEmpty]: Start isEmpty. Operand 3565 states and 9497 transitions. [2022-03-01 16:38:42,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:42,741 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:42,741 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] [2022-03-01 16:38:42,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-01 16:38:42,741 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)] === [2022-03-01 16:38:42,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:42,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1260495886, now seen corresponding path program 62 times [2022-03-01 16:38:42,741 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:42,741 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935305916] [2022-03-01 16:38:42,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:42,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:42,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:43,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:43,286 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:43,286 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935305916] [2022-03-01 16:38:43,286 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935305916] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:43,286 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:43,286 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:43,286 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710304733] [2022-03-01 16:38:43,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:43,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:43,287 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:43,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:43,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:43,287 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) [2022-03-01 16:38:44,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:44,791 INFO L93 Difference]: Finished difference Result 4353 states and 11294 transitions. [2022-03-01 16:38:44,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:44,791 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 [2022-03-01 16:38:44,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:44,797 INFO L225 Difference]: With dead ends: 4353 [2022-03-01 16:38:44,797 INFO L226 Difference]: Without dead ends: 4353 [2022-03-01 16:38:44,797 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 [2022-03-01 16:38:44,798 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1191 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1695 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:44,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1191 Valid, 2002 Invalid, 1801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1695 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:44,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4353 states. [2022-03-01 16:38:44,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4353 to 3499. [2022-03-01 16:38:44,838 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) [2022-03-01 16:38:44,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 3499 states and 9305 transitions. [2022-03-01 16:38:44,843 INFO L78 Accepts]: Start accepts. Automaton has 3499 states and 9305 transitions. Word has length 92 [2022-03-01 16:38:44,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:44,843 INFO L470 AbstractCegarLoop]: Abstraction has 3499 states and 9305 transitions. [2022-03-01 16:38:44,843 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) [2022-03-01 16:38:44,843 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 9305 transitions. [2022-03-01 16:38:44,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:44,846 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:44,846 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:44,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-01 16:38:44,846 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)] === [2022-03-01 16:38:44,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:44,846 INFO L85 PathProgramCache]: Analyzing trace with hash 342088176, now seen corresponding path program 1 times [2022-03-01 16:38:44,846 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:44,846 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543126479] [2022-03-01 16:38:44,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:44,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:45,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:45,344 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:45,344 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543126479] [2022-03-01 16:38:45,344 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543126479] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:45,344 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:45,344 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:45,344 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497691095] [2022-03-01 16:38:45,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:45,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:45,344 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:45,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:45,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:45,345 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) [2022-03-01 16:38:46,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:46,619 INFO L93 Difference]: Finished difference Result 4082 states and 10538 transitions. [2022-03-01 16:38:46,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:46,619 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 [2022-03-01 16:38:46,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:46,625 INFO L225 Difference]: With dead ends: 4082 [2022-03-01 16:38:46,625 INFO L226 Difference]: Without dead ends: 4082 [2022-03-01 16:38:46,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:46,626 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1320 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 1305 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:46,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1320 Valid, 1875 Invalid, 1422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1305 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:46,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4082 states. [2022-03-01 16:38:46,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4082 to 3559. [2022-03-01 16:38:46,666 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) [2022-03-01 16:38:46,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 3559 states and 9482 transitions. [2022-03-01 16:38:46,672 INFO L78 Accepts]: Start accepts. Automaton has 3559 states and 9482 transitions. Word has length 92 [2022-03-01 16:38:46,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:46,672 INFO L470 AbstractCegarLoop]: Abstraction has 3559 states and 9482 transitions. [2022-03-01 16:38:46,672 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) [2022-03-01 16:38:46,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3559 states and 9482 transitions. [2022-03-01 16:38:46,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:46,676 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:46,676 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] [2022-03-01 16:38:46,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-01 16:38:46,676 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)] === [2022-03-01 16:38:46,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:46,676 INFO L85 PathProgramCache]: Analyzing trace with hash 341940306, now seen corresponding path program 2 times [2022-03-01 16:38:46,677 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:46,677 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899519491] [2022-03-01 16:38:46,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:46,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:47,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:47,236 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:47,236 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899519491] [2022-03-01 16:38:47,236 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899519491] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:47,236 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:47,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:47,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475112731] [2022-03-01 16:38:47,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:47,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:47,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:47,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:47,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:47,237 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) [2022-03-01 16:38:48,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:48,400 INFO L93 Difference]: Finished difference Result 3940 states and 10168 transitions. [2022-03-01 16:38:48,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:48,401 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 [2022-03-01 16:38:48,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:48,406 INFO L225 Difference]: With dead ends: 3940 [2022-03-01 16:38:48,406 INFO L226 Difference]: Without dead ends: 3940 [2022-03-01 16:38:48,406 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:48,407 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 [2022-03-01 16:38:48,407 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] [2022-03-01 16:38:48,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3940 states. [2022-03-01 16:38:48,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3940 to 3575. [2022-03-01 16:38:48,448 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) [2022-03-01 16:38:48,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 9529 transitions. [2022-03-01 16:38:48,452 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 9529 transitions. Word has length 92 [2022-03-01 16:38:48,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:48,453 INFO L470 AbstractCegarLoop]: Abstraction has 3575 states and 9529 transitions. [2022-03-01 16:38:48,453 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) [2022-03-01 16:38:48,453 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 9529 transitions. [2022-03-01 16:38:48,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:48,455 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:48,455 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:48,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-01 16:38:48,455 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)] === [2022-03-01 16:38:48,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:48,455 INFO L85 PathProgramCache]: Analyzing trace with hash -957109264, now seen corresponding path program 3 times [2022-03-01 16:38:48,455 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:48,456 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679186691] [2022-03-01 16:38:48,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:48,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:48,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:48,774 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:48,774 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679186691] [2022-03-01 16:38:48,774 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679186691] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:48,774 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:48,774 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:48,775 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703221547] [2022-03-01 16:38:48,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:48,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:48,775 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:48,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:48,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:48,775 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) [2022-03-01 16:38:49,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:49,822 INFO L93 Difference]: Finished difference Result 4348 states and 11241 transitions. [2022-03-01 16:38:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:49,823 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 [2022-03-01 16:38:49,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:49,829 INFO L225 Difference]: With dead ends: 4348 [2022-03-01 16:38:49,829 INFO L226 Difference]: Without dead ends: 4348 [2022-03-01 16:38:49,829 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 [2022-03-01 16:38:49,829 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 [2022-03-01 16:38:49,829 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] [2022-03-01 16:38:49,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4348 states. [2022-03-01 16:38:49,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4348 to 3639. [2022-03-01 16:38:49,868 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) [2022-03-01 16:38:49,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 9717 transitions. [2022-03-01 16:38:49,873 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 9717 transitions. Word has length 92 [2022-03-01 16:38:49,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:49,873 INFO L470 AbstractCegarLoop]: Abstraction has 3639 states and 9717 transitions. [2022-03-01 16:38:49,873 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) [2022-03-01 16:38:49,873 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 9717 transitions. [2022-03-01 16:38:49,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:49,875 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:49,875 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:49,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-01 16:38:49,876 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)] === [2022-03-01 16:38:49,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:49,876 INFO L85 PathProgramCache]: Analyzing trace with hash -957257134, now seen corresponding path program 4 times [2022-03-01 16:38:49,876 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:49,876 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93617277] [2022-03-01 16:38:49,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:49,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:50,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:50,319 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:50,319 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93617277] [2022-03-01 16:38:50,319 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93617277] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:50,319 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:50,319 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:50,319 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606243990] [2022-03-01 16:38:50,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:50,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:50,319 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:50,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:50,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:50,320 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) [2022-03-01 16:38:51,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:51,653 INFO L93 Difference]: Finished difference Result 4282 states and 11091 transitions. [2022-03-01 16:38:51,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:51,653 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 [2022-03-01 16:38:51,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:51,658 INFO L225 Difference]: With dead ends: 4282 [2022-03-01 16:38:51,658 INFO L226 Difference]: Without dead ends: 4282 [2022-03-01 16:38:51,659 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 [2022-03-01 16:38:51,660 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1478 mSDsluCounter, 1534 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:38:51,660 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] [2022-03-01 16:38:51,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4282 states. [2022-03-01 16:38:51,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4282 to 3639. [2022-03-01 16:38:51,699 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) [2022-03-01 16:38:51,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 9717 transitions. [2022-03-01 16:38:51,705 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 9717 transitions. Word has length 92 [2022-03-01 16:38:51,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:51,705 INFO L470 AbstractCegarLoop]: Abstraction has 3639 states and 9717 transitions. [2022-03-01 16:38:51,705 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) [2022-03-01 16:38:51,705 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 9717 transitions. [2022-03-01 16:38:51,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:51,708 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:51,708 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] [2022-03-01 16:38:51,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-01 16:38:51,709 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)] === [2022-03-01 16:38:51,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:51,709 INFO L85 PathProgramCache]: Analyzing trace with hash -839136904, now seen corresponding path program 5 times [2022-03-01 16:38:51,709 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:51,709 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010985438] [2022-03-01 16:38:51,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:51,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:52,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:52,128 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:52,128 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010985438] [2022-03-01 16:38:52,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010985438] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:52,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:52,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:52,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445603454] [2022-03-01 16:38:52,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:52,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:52,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:52,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:52,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:52,129 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) [2022-03-01 16:38:53,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:53,684 INFO L93 Difference]: Finished difference Result 4484 states and 11638 transitions. [2022-03-01 16:38:53,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:38:53,684 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 [2022-03-01 16:38:53,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:53,690 INFO L225 Difference]: With dead ends: 4484 [2022-03-01 16:38:53,690 INFO L226 Difference]: Without dead ends: 4484 [2022-03-01 16:38:53,690 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 [2022-03-01 16:38:53,691 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1357 mSDsluCounter, 1932 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:53,691 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1357 Valid, 2215 Invalid, 1852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:53,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4484 states. [2022-03-01 16:38:53,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4484 to 3671. [2022-03-01 16:38:53,729 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) [2022-03-01 16:38:53,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3671 states to 3671 states and 9811 transitions. [2022-03-01 16:38:53,734 INFO L78 Accepts]: Start accepts. Automaton has 3671 states and 9811 transitions. Word has length 92 [2022-03-01 16:38:53,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:53,734 INFO L470 AbstractCegarLoop]: Abstraction has 3671 states and 9811 transitions. [2022-03-01 16:38:53,734 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) [2022-03-01 16:38:53,734 INFO L276 IsEmpty]: Start isEmpty. Operand 3671 states and 9811 transitions. [2022-03-01 16:38:53,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:53,736 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:53,736 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:53,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-01 16:38:53,737 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)] === [2022-03-01 16:38:53,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:53,737 INFO L85 PathProgramCache]: Analyzing trace with hash -839284774, now seen corresponding path program 6 times [2022-03-01 16:38:53,737 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:53,737 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406478434] [2022-03-01 16:38:53,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:53,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:54,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:54,205 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:54,205 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406478434] [2022-03-01 16:38:54,205 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406478434] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:54,205 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:54,205 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:54,205 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259307438] [2022-03-01 16:38:54,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:54,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:54,205 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:54,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:54,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:54,206 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) [2022-03-01 16:38:55,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:55,370 INFO L93 Difference]: Finished difference Result 4396 states and 11424 transitions. [2022-03-01 16:38:55,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:55,371 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 [2022-03-01 16:38:55,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:55,377 INFO L225 Difference]: With dead ends: 4396 [2022-03-01 16:38:55,378 INFO L226 Difference]: Without dead ends: 4396 [2022-03-01 16:38:55,378 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 [2022-03-01 16:38:55,378 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1482 mSDsluCounter, 1453 mSDsCounter, 0 mSdLazyCounter, 1294 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:55,378 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1482 Valid, 1741 Invalid, 1427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1294 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:38:55,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4396 states. [2022-03-01 16:38:55,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4396 to 3639. [2022-03-01 16:38:55,424 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) [2022-03-01 16:38:55,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 9717 transitions. [2022-03-01 16:38:55,429 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 9717 transitions. Word has length 92 [2022-03-01 16:38:55,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:55,429 INFO L470 AbstractCegarLoop]: Abstraction has 3639 states and 9717 transitions. [2022-03-01 16:38:55,429 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) [2022-03-01 16:38:55,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 9717 transitions. [2022-03-01 16:38:55,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:55,432 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:55,432 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] [2022-03-01 16:38:55,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-01 16:38:55,432 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)] === [2022-03-01 16:38:55,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:55,432 INFO L85 PathProgramCache]: Analyzing trace with hash 850311880, now seen corresponding path program 7 times [2022-03-01 16:38:55,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:55,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793020682] [2022-03-01 16:38:55,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:55,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:55,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:55,896 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:55,896 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793020682] [2022-03-01 16:38:55,896 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793020682] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:55,896 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:55,896 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:55,896 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634762772] [2022-03-01 16:38:55,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:55,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:55,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:55,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:55,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:55,900 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) [2022-03-01 16:38:57,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:57,201 INFO L93 Difference]: Finished difference Result 4474 states and 11608 transitions. [2022-03-01 16:38:57,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:57,201 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 [2022-03-01 16:38:57,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:57,207 INFO L225 Difference]: With dead ends: 4474 [2022-03-01 16:38:57,207 INFO L226 Difference]: Without dead ends: 4474 [2022-03-01 16:38:57,208 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 [2022-03-01 16:38:57,208 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1401 mSDsluCounter, 1546 mSDsCounter, 0 mSdLazyCounter, 1430 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:57,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1401 Valid, 1827 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1430 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:57,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4474 states. [2022-03-01 16:38:57,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4474 to 3687. [2022-03-01 16:38:57,248 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) [2022-03-01 16:38:57,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3687 states to 3687 states and 9858 transitions. [2022-03-01 16:38:57,254 INFO L78 Accepts]: Start accepts. Automaton has 3687 states and 9858 transitions. Word has length 92 [2022-03-01 16:38:57,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:57,254 INFO L470 AbstractCegarLoop]: Abstraction has 3687 states and 9858 transitions. [2022-03-01 16:38:57,254 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) [2022-03-01 16:38:57,254 INFO L276 IsEmpty]: Start isEmpty. Operand 3687 states and 9858 transitions. [2022-03-01 16:38:57,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:57,257 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:57,257 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:57,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-01 16:38:57,257 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)] === [2022-03-01 16:38:57,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:57,257 INFO L85 PathProgramCache]: Analyzing trace with hash 850164010, now seen corresponding path program 8 times [2022-03-01 16:38:57,257 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:57,257 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785395664] [2022-03-01 16:38:57,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:57,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:57,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:57,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:57,856 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:57,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785395664] [2022-03-01 16:38:57,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785395664] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:57,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:57,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:57,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578311089] [2022-03-01 16:38:57,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:57,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:57,857 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:57,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:57,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:57,857 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) [2022-03-01 16:38:59,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:59,364 INFO L93 Difference]: Finished difference Result 4408 states and 11458 transitions. [2022-03-01 16:38:59,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:59,364 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 [2022-03-01 16:38:59,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:59,371 INFO L225 Difference]: With dead ends: 4408 [2022-03-01 16:38:59,371 INFO L226 Difference]: Without dead ends: 4408 [2022-03-01 16:38:59,371 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 [2022-03-01 16:38:59,371 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:59,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1139 Valid, 2180 Invalid, 1804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:59,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4408 states. [2022-03-01 16:38:59,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4408 to 3639. [2022-03-01 16:38:59,418 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) [2022-03-01 16:38:59,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 3639 states and 9717 transitions. [2022-03-01 16:38:59,425 INFO L78 Accepts]: Start accepts. Automaton has 3639 states and 9717 transitions. Word has length 92 [2022-03-01 16:38:59,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:59,425 INFO L470 AbstractCegarLoop]: Abstraction has 3639 states and 9717 transitions. [2022-03-01 16:38:59,425 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) [2022-03-01 16:38:59,425 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 9717 transitions. [2022-03-01 16:38:59,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:38:59,428 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:59,428 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:59,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-01 16:38:59,428 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)] === [2022-03-01 16:38:59,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:59,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1333683280, now seen corresponding path program 9 times [2022-03-01 16:38:59,428 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:59,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233253139] [2022-03-01 16:38:59,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:59,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:59,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:59,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:59,776 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233253139] [2022-03-01 16:38:59,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233253139] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:59,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:59,776 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:59,776 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930147747] [2022-03-01 16:38:59,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:59,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:59,776 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:59,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:59,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:59,777 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) [2022-03-01 16:39:00,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:00,914 INFO L93 Difference]: Finished difference Result 4594 states and 11942 transitions. [2022-03-01 16:39:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:00,914 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 [2022-03-01 16:39:00,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:00,921 INFO L225 Difference]: With dead ends: 4594 [2022-03-01 16:39:00,921 INFO L226 Difference]: Without dead ends: 4594 [2022-03-01 16:39:00,921 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 [2022-03-01 16:39:00,922 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:00,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1086 Valid, 1858 Invalid, 1508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1400 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:00,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4594 states. [2022-03-01 16:39:00,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4594 to 3767. [2022-03-01 16:39:00,971 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) [2022-03-01 16:39:00,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 10093 transitions. [2022-03-01 16:39:00,977 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 10093 transitions. Word has length 92 [2022-03-01 16:39:00,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:00,977 INFO L470 AbstractCegarLoop]: Abstraction has 3767 states and 10093 transitions. [2022-03-01 16:39:00,977 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) [2022-03-01 16:39:00,978 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 10093 transitions. [2022-03-01 16:39:00,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:00,980 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:00,980 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:00,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-01 16:39:00,981 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)] === [2022-03-01 16:39:00,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:00,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1333831150, now seen corresponding path program 10 times [2022-03-01 16:39:00,981 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:00,981 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833522177] [2022-03-01 16:39:00,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:00,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:01,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:01,460 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:01,460 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833522177] [2022-03-01 16:39:01,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833522177] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:01,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:01,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:01,461 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606051906] [2022-03-01 16:39:01,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:01,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:01,461 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:01,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:01,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:01,461 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) [2022-03-01 16:39:02,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:02,936 INFO L93 Difference]: Finished difference Result 4528 states and 11792 transitions. [2022-03-01 16:39:02,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:02,936 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 [2022-03-01 16:39:02,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:02,942 INFO L225 Difference]: With dead ends: 4528 [2022-03-01 16:39:02,942 INFO L226 Difference]: Without dead ends: 4528 [2022-03-01 16:39:02,943 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:02,943 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1110 mSDsluCounter, 1756 mSDsCounter, 0 mSdLazyCounter, 1570 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:02,943 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1110 Valid, 2032 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1570 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:02,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4528 states. [2022-03-01 16:39:02,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4528 to 3767. [2022-03-01 16:39:02,988 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) [2022-03-01 16:39:02,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 10093 transitions. [2022-03-01 16:39:02,994 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 10093 transitions. Word has length 92 [2022-03-01 16:39:02,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:02,994 INFO L470 AbstractCegarLoop]: Abstraction has 3767 states and 10093 transitions. [2022-03-01 16:39:02,995 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) [2022-03-01 16:39:02,995 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 10093 transitions. [2022-03-01 16:39:02,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:02,997 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:02,997 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] [2022-03-01 16:39:02,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-01 16:39:02,998 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)] === [2022-03-01 16:39:02,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:02,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1999213046, now seen corresponding path program 11 times [2022-03-01 16:39:02,998 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:02,998 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681595778] [2022-03-01 16:39:02,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:02,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:03,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:03,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:03,263 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:03,263 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681595778] [2022-03-01 16:39:03,263 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681595778] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:03,263 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:03,263 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:03,263 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811371046] [2022-03-01 16:39:03,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:03,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:03,263 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:03,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:03,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:03,264 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) [2022-03-01 16:39:04,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:04,475 INFO L93 Difference]: Finished difference Result 4810 states and 12553 transitions. [2022-03-01 16:39:04,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:39:04,475 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 [2022-03-01 16:39:04,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:04,482 INFO L225 Difference]: With dead ends: 4810 [2022-03-01 16:39:04,482 INFO L226 Difference]: Without dead ends: 4810 [2022-03-01 16:39:04,482 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 [2022-03-01 16:39:04,482 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1204 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 1486 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:04,483 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1204 Valid, 1910 Invalid, 1658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1486 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:04,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2022-03-01 16:39:04,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 3815. [2022-03-01 16:39:04,528 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) [2022-03-01 16:39:04,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 3815 states and 10234 transitions. [2022-03-01 16:39:04,534 INFO L78 Accepts]: Start accepts. Automaton has 3815 states and 10234 transitions. Word has length 92 [2022-03-01 16:39:04,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:04,534 INFO L470 AbstractCegarLoop]: Abstraction has 3815 states and 10234 transitions. [2022-03-01 16:39:04,534 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) [2022-03-01 16:39:04,534 INFO L276 IsEmpty]: Start isEmpty. Operand 3815 states and 10234 transitions. [2022-03-01 16:39:04,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:04,537 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:04,537 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:04,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-01 16:39:04,537 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)] === [2022-03-01 16:39:04,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:04,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1999360916, now seen corresponding path program 12 times [2022-03-01 16:39:04,538 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:04,538 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872752390] [2022-03-01 16:39:04,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:04,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:04,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:04,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:04,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872752390] [2022-03-01 16:39:04,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872752390] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:04,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:04,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:04,914 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032189817] [2022-03-01 16:39:04,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:04,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:04,914 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:04,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:04,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:04,914 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) [2022-03-01 16:39:06,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:06,108 INFO L93 Difference]: Finished difference Result 4678 states and 12211 transitions. [2022-03-01 16:39:06,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:06,109 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 [2022-03-01 16:39:06,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:06,115 INFO L225 Difference]: With dead ends: 4678 [2022-03-01 16:39:06,116 INFO L226 Difference]: Without dead ends: 4678 [2022-03-01 16:39:06,121 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 [2022-03-01 16:39:06,121 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 [2022-03-01 16:39:06,122 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] [2022-03-01 16:39:06,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2022-03-01 16:39:06,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 3783. [2022-03-01 16:39:06,171 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) [2022-03-01 16:39:06,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3783 states and 10140 transitions. [2022-03-01 16:39:06,178 INFO L78 Accepts]: Start accepts. Automaton has 3783 states and 10140 transitions. Word has length 92 [2022-03-01 16:39:06,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:06,178 INFO L470 AbstractCegarLoop]: Abstraction has 3783 states and 10140 transitions. [2022-03-01 16:39:06,178 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) [2022-03-01 16:39:06,178 INFO L276 IsEmpty]: Start isEmpty. Operand 3783 states and 10140 transitions. [2022-03-01 16:39:06,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:06,182 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:06,182 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:06,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-01 16:39:06,182 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)] === [2022-03-01 16:39:06,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:06,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1881240686, now seen corresponding path program 13 times [2022-03-01 16:39:06,182 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:06,182 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299250592] [2022-03-01 16:39:06,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:06,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:06,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:06,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:06,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299250592] [2022-03-01 16:39:06,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299250592] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:06,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:06,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:06,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701771829] [2022-03-01 16:39:06,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:06,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:06,594 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:06,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:06,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:06,594 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) [2022-03-01 16:39:07,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:07,875 INFO L93 Difference]: Finished difference Result 4746 states and 12386 transitions. [2022-03-01 16:39:07,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:39:07,875 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 [2022-03-01 16:39:07,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:07,882 INFO L225 Difference]: With dead ends: 4746 [2022-03-01 16:39:07,882 INFO L226 Difference]: Without dead ends: 4746 [2022-03-01 16:39:07,882 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 [2022-03-01 16:39:07,883 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1244 mSDsluCounter, 1366 mSDsCounter, 0 mSdLazyCounter, 1327 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:07,883 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1244 Valid, 1665 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 1327 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:07,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4746 states. [2022-03-01 16:39:07,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4746 to 3815. [2022-03-01 16:39:07,928 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) [2022-03-01 16:39:07,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3815 states to 3815 states and 10234 transitions. [2022-03-01 16:39:07,934 INFO L78 Accepts]: Start accepts. Automaton has 3815 states and 10234 transitions. Word has length 92 [2022-03-01 16:39:07,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:07,934 INFO L470 AbstractCegarLoop]: Abstraction has 3815 states and 10234 transitions. [2022-03-01 16:39:07,934 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) [2022-03-01 16:39:07,934 INFO L276 IsEmpty]: Start isEmpty. Operand 3815 states and 10234 transitions. [2022-03-01 16:39:07,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:07,936 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:07,936 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:07,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-01 16:39:07,937 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)] === [2022-03-01 16:39:07,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:07,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1881388556, now seen corresponding path program 14 times [2022-03-01 16:39:07,937 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:07,937 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034021484] [2022-03-01 16:39:07,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:07,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:07,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:08,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:08,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:08,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034021484] [2022-03-01 16:39:08,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034021484] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:08,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:08,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:08,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887295916] [2022-03-01 16:39:08,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:08,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:08,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:08,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:08,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:08,480 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) [2022-03-01 16:39:09,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:09,875 INFO L93 Difference]: Finished difference Result 4658 states and 12172 transitions. [2022-03-01 16:39:09,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:09,876 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 [2022-03-01 16:39:09,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:09,882 INFO L225 Difference]: With dead ends: 4658 [2022-03-01 16:39:09,883 INFO L226 Difference]: Without dead ends: 4658 [2022-03-01 16:39:09,883 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:09,883 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1320 mSDsluCounter, 1667 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:39:09,883 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] [2022-03-01 16:39:09,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4658 states. [2022-03-01 16:39:09,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4658 to 3767. [2022-03-01 16:39:09,965 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) [2022-03-01 16:39:09,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 10093 transitions. [2022-03-01 16:39:09,971 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 10093 transitions. Word has length 92 [2022-03-01 16:39:09,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:09,971 INFO L470 AbstractCegarLoop]: Abstraction has 3767 states and 10093 transitions. [2022-03-01 16:39:09,972 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) [2022-03-01 16:39:09,972 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 10093 transitions. [2022-03-01 16:39:09,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:09,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:09,975 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] [2022-03-01 16:39:09,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-01 16:39:09,975 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)] === [2022-03-01 16:39:09,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:09,976 INFO L85 PathProgramCache]: Analyzing trace with hash -2024782824, now seen corresponding path program 15 times [2022-03-01 16:39:09,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:09,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084647211] [2022-03-01 16:39:09,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:09,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:10,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:10,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:10,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084647211] [2022-03-01 16:39:10,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084647211] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:10,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:10,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:10,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150894794] [2022-03-01 16:39:10,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:10,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:10,320 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:10,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:10,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:10,321 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) [2022-03-01 16:39:11,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:11,431 INFO L93 Difference]: Finished difference Result 4680 states and 12173 transitions. [2022-03-01 16:39:11,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:11,431 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 [2022-03-01 16:39:11,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:11,438 INFO L225 Difference]: With dead ends: 4680 [2022-03-01 16:39:11,438 INFO L226 Difference]: Without dead ends: 4680 [2022-03-01 16:39:11,438 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 [2022-03-01 16:39:11,438 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 [2022-03-01 16:39:11,439 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] [2022-03-01 16:39:11,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4680 states. [2022-03-01 16:39:11,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4680 to 3831. [2022-03-01 16:39:11,481 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) [2022-03-01 16:39:11,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-01 16:39:11,487 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-01 16:39:11,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:11,487 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-01 16:39:11,487 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) [2022-03-01 16:39:11,487 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-01 16:39:11,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:11,490 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:11,490 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:11,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-01 16:39:11,490 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)] === [2022-03-01 16:39:11,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:11,490 INFO L85 PathProgramCache]: Analyzing trace with hash -2024930694, now seen corresponding path program 16 times [2022-03-01 16:39:11,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:11,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827648779] [2022-03-01 16:39:11,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:11,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:11,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:11,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:11,931 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827648779] [2022-03-01 16:39:11,931 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827648779] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:11,931 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:11,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:11,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635153888] [2022-03-01 16:39:11,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:11,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:11,931 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:11,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:11,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:11,932 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) [2022-03-01 16:39:13,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:13,379 INFO L93 Difference]: Finished difference Result 4614 states and 12023 transitions. [2022-03-01 16:39:13,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:13,379 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 [2022-03-01 16:39:13,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:13,385 INFO L225 Difference]: With dead ends: 4614 [2022-03-01 16:39:13,385 INFO L226 Difference]: Without dead ends: 4614 [2022-03-01 16:39:13,385 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 [2022-03-01 16:39:13,385 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 [2022-03-01 16:39:13,385 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] [2022-03-01 16:39:13,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4614 states. [2022-03-01 16:39:13,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4614 to 3799. [2022-03-01 16:39:13,430 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) [2022-03-01 16:39:13,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 3799 states and 10187 transitions. [2022-03-01 16:39:13,437 INFO L78 Accepts]: Start accepts. Automaton has 3799 states and 10187 transitions. Word has length 92 [2022-03-01 16:39:13,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:13,437 INFO L470 AbstractCegarLoop]: Abstraction has 3799 states and 10187 transitions. [2022-03-01 16:39:13,437 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) [2022-03-01 16:39:13,437 INFO L276 IsEmpty]: Start isEmpty. Operand 3799 states and 10187 transitions. [2022-03-01 16:39:13,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:13,440 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:13,440 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:13,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-01 16:39:13,440 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)] === [2022-03-01 16:39:13,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:13,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1906810464, now seen corresponding path program 17 times [2022-03-01 16:39:13,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:13,440 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374684344] [2022-03-01 16:39:13,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:13,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:13,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:13,818 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:13,818 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374684344] [2022-03-01 16:39:13,818 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374684344] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:13,819 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:13,819 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:13,819 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450569588] [2022-03-01 16:39:13,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:13,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:13,819 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:13,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:13,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:13,819 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) [2022-03-01 16:39:15,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:15,362 INFO L93 Difference]: Finished difference Result 4816 states and 12570 transitions. [2022-03-01 16:39:15,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:39:15,363 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 [2022-03-01 16:39:15,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:15,369 INFO L225 Difference]: With dead ends: 4816 [2022-03-01 16:39:15,369 INFO L226 Difference]: Without dead ends: 4816 [2022-03-01 16:39:15,370 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 [2022-03-01 16:39:15,370 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1360 mSDsluCounter, 1964 mSDsCounter, 0 mSdLazyCounter, 1849 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:15,370 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1360 Valid, 2237 Invalid, 1971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1849 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:39:15,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-03-01 16:39:15,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 3831. [2022-03-01 16:39:15,411 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) [2022-03-01 16:39:15,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-01 16:39:15,416 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-01 16:39:15,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:15,416 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-01 16:39:15,416 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) [2022-03-01 16:39:15,417 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-01 16:39:15,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:15,419 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:15,419 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:15,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-01 16:39:15,419 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)] === [2022-03-01 16:39:15,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:15,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1906958334, now seen corresponding path program 18 times [2022-03-01 16:39:15,419 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:15,420 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050069610] [2022-03-01 16:39:15,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:15,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:15,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:15,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:15,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050069610] [2022-03-01 16:39:15,905 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050069610] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:15,905 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:15,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:15,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089852781] [2022-03-01 16:39:15,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:15,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:15,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:15,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:15,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:15,906 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) [2022-03-01 16:39:17,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:17,509 INFO L93 Difference]: Finished difference Result 4728 states and 12356 transitions. [2022-03-01 16:39:17,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:17,510 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 [2022-03-01 16:39:17,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:17,516 INFO L225 Difference]: With dead ends: 4728 [2022-03-01 16:39:17,517 INFO L226 Difference]: Without dead ends: 4728 [2022-03-01 16:39:17,517 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 [2022-03-01 16:39:17,517 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 [2022-03-01 16:39:17,517 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] [2022-03-01 16:39:17,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4728 states. [2022-03-01 16:39:17,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4728 to 3783. [2022-03-01 16:39:17,567 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) [2022-03-01 16:39:17,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3783 states and 10140 transitions. [2022-03-01 16:39:17,573 INFO L78 Accepts]: Start accepts. Automaton has 3783 states and 10140 transitions. Word has length 92 [2022-03-01 16:39:17,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:17,573 INFO L470 AbstractCegarLoop]: Abstraction has 3783 states and 10140 transitions. [2022-03-01 16:39:17,574 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) [2022-03-01 16:39:17,574 INFO L276 IsEmpty]: Start isEmpty. Operand 3783 states and 10140 transitions. [2022-03-01 16:39:17,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:17,576 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:17,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:17,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-01 16:39:17,577 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)] === [2022-03-01 16:39:17,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:17,577 INFO L85 PathProgramCache]: Analyzing trace with hash -217361680, now seen corresponding path program 19 times [2022-03-01 16:39:17,577 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:17,577 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578782397] [2022-03-01 16:39:17,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:17,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:18,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:18,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578782397] [2022-03-01 16:39:18,052 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578782397] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:18,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:18,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:18,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562112884] [2022-03-01 16:39:18,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:18,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:18,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:18,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:18,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:18,053 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) [2022-03-01 16:39:19,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:19,326 INFO L93 Difference]: Finished difference Result 4688 states and 12215 transitions. [2022-03-01 16:39:19,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:19,326 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 [2022-03-01 16:39:19,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:19,332 INFO L225 Difference]: With dead ends: 4688 [2022-03-01 16:39:19,333 INFO L226 Difference]: Without dead ends: 4688 [2022-03-01 16:39:19,333 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 [2022-03-01 16:39:19,333 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1233 mSDsluCounter, 1702 mSDsCounter, 0 mSdLazyCounter, 1559 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:19,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1233 Valid, 1978 Invalid, 1686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1559 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:19,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4688 states. [2022-03-01 16:39:19,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4688 to 3831. [2022-03-01 16:39:19,376 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) [2022-03-01 16:39:19,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-01 16:39:19,382 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-01 16:39:19,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:19,382 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-01 16:39:19,382 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) [2022-03-01 16:39:19,382 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-01 16:39:19,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:19,385 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:19,385 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:19,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-01 16:39:19,385 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)] === [2022-03-01 16:39:19,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:19,386 INFO L85 PathProgramCache]: Analyzing trace with hash -217509550, now seen corresponding path program 20 times [2022-03-01 16:39:19,386 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:19,386 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591393072] [2022-03-01 16:39:19,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:19,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:20,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:20,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:20,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591393072] [2022-03-01 16:39:20,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591393072] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:20,099 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:20,099 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:20,099 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755674712] [2022-03-01 16:39:20,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:20,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:20,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:20,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:20,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:20,100 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) [2022-03-01 16:39:21,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:21,736 INFO L93 Difference]: Finished difference Result 4622 states and 12065 transitions. [2022-03-01 16:39:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:21,737 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 [2022-03-01 16:39:21,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:21,743 INFO L225 Difference]: With dead ends: 4622 [2022-03-01 16:39:21,743 INFO L226 Difference]: Without dead ends: 4622 [2022-03-01 16:39:21,743 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:21,743 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1179 mSDsluCounter, 1774 mSDsCounter, 0 mSdLazyCounter, 1650 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:21,743 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1179 Valid, 2046 Invalid, 1752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1650 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:21,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4622 states. [2022-03-01 16:39:21,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4622 to 3767. [2022-03-01 16:39:21,782 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) [2022-03-01 16:39:21,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 10093 transitions. [2022-03-01 16:39:21,788 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 10093 transitions. Word has length 92 [2022-03-01 16:39:21,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:21,788 INFO L470 AbstractCegarLoop]: Abstraction has 3767 states and 10093 transitions. [2022-03-01 16:39:21,788 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) [2022-03-01 16:39:21,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 10093 transitions. [2022-03-01 16:39:21,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:21,790 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:21,791 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:21,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-01 16:39:21,791 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)] === [2022-03-01 16:39:21,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:21,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1331920240, now seen corresponding path program 21 times [2022-03-01 16:39:21,791 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:21,791 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389954070] [2022-03-01 16:39:21,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:21,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:22,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:22,166 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:22,166 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389954070] [2022-03-01 16:39:22,166 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389954070] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:22,166 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:22,166 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:22,166 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304264756] [2022-03-01 16:39:22,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:22,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:22,167 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:22,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:22,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:22,167 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) [2022-03-01 16:39:23,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:23,313 INFO L93 Difference]: Finished difference Result 4894 states and 12780 transitions. [2022-03-01 16:39:23,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:23,313 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 [2022-03-01 16:39:23,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:23,319 INFO L225 Difference]: With dead ends: 4894 [2022-03-01 16:39:23,319 INFO L226 Difference]: Without dead ends: 4894 [2022-03-01 16:39:23,319 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:23,321 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:23,321 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 1401 Invalid, 1349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1129 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:39:23,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4894 states. [2022-03-01 16:39:23,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4894 to 3879. [2022-03-01 16:39:23,362 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) [2022-03-01 16:39:23,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3879 states and 10422 transitions. [2022-03-01 16:39:23,368 INFO L78 Accepts]: Start accepts. Automaton has 3879 states and 10422 transitions. Word has length 92 [2022-03-01 16:39:23,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:23,368 INFO L470 AbstractCegarLoop]: Abstraction has 3879 states and 10422 transitions. [2022-03-01 16:39:23,368 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) [2022-03-01 16:39:23,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 10422 transitions. [2022-03-01 16:39:23,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:23,371 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:23,371 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:23,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-01 16:39:23,371 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)] === [2022-03-01 16:39:23,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:23,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1331772370, now seen corresponding path program 22 times [2022-03-01 16:39:23,371 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:23,371 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102561409] [2022-03-01 16:39:23,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:23,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:23,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:23,821 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:23,821 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102561409] [2022-03-01 16:39:23,821 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102561409] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:23,821 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:23,821 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:23,821 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718852863] [2022-03-01 16:39:23,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:23,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:23,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:23,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:23,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:23,822 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) [2022-03-01 16:39:25,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:25,260 INFO L93 Difference]: Finished difference Result 4828 states and 12630 transitions. [2022-03-01 16:39:25,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:25,260 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 [2022-03-01 16:39:25,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:25,267 INFO L225 Difference]: With dead ends: 4828 [2022-03-01 16:39:25,267 INFO L226 Difference]: Without dead ends: 4828 [2022-03-01 16:39:25,267 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:25,267 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1159 mSDsluCounter, 1546 mSDsCounter, 0 mSdLazyCounter, 1537 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:25,268 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1159 Valid, 1822 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1537 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:25,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4828 states. [2022-03-01 16:39:25,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4828 to 3831. [2022-03-01 16:39:25,308 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) [2022-03-01 16:39:25,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-01 16:39:25,314 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-01 16:39:25,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:25,314 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-01 16:39:25,314 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) [2022-03-01 16:39:25,314 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-01 16:39:25,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:25,316 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:25,316 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:25,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-01 16:39:25,317 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)] === [2022-03-01 16:39:25,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:25,317 INFO L85 PathProgramCache]: Analyzing trace with hash -2671090, now seen corresponding path program 23 times [2022-03-01 16:39:25,317 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:25,317 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479738788] [2022-03-01 16:39:25,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:25,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:25,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:25,613 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:25,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479738788] [2022-03-01 16:39:25,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479738788] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:25,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:25,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:25,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692271513] [2022-03-01 16:39:25,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:25,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:25,614 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:25,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:25,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:25,614 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) [2022-03-01 16:39:27,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:27,392 INFO L93 Difference]: Finished difference Result 5260 states and 13810 transitions. [2022-03-01 16:39:27,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:39:27,393 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 [2022-03-01 16:39:27,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:27,400 INFO L225 Difference]: With dead ends: 5260 [2022-03-01 16:39:27,400 INFO L226 Difference]: Without dead ends: 5260 [2022-03-01 16:39:27,400 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 [2022-03-01 16:39:27,401 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 [2022-03-01 16:39:27,401 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] [2022-03-01 16:39:27,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5260 states. [2022-03-01 16:39:27,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5260 to 3927. [2022-03-01 16:39:27,452 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) [2022-03-01 16:39:27,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 10563 transitions. [2022-03-01 16:39:27,459 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 10563 transitions. Word has length 92 [2022-03-01 16:39:27,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:27,459 INFO L470 AbstractCegarLoop]: Abstraction has 3927 states and 10563 transitions. [2022-03-01 16:39:27,460 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) [2022-03-01 16:39:27,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 10563 transitions. [2022-03-01 16:39:27,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:27,463 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:27,463 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:27,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-01 16:39:27,463 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)] === [2022-03-01 16:39:27,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:27,463 INFO L85 PathProgramCache]: Analyzing trace with hash -2818960, now seen corresponding path program 24 times [2022-03-01 16:39:27,463 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:27,463 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962069284] [2022-03-01 16:39:27,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:27,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:27,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:27,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:27,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962069284] [2022-03-01 16:39:27,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962069284] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:27,884 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:27,884 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:27,884 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079873236] [2022-03-01 16:39:27,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:27,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:27,884 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:27,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:27,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:27,884 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) [2022-03-01 16:39:29,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:29,186 INFO L93 Difference]: Finished difference Result 5128 states and 13468 transitions. [2022-03-01 16:39:29,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:29,186 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 [2022-03-01 16:39:29,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:29,193 INFO L225 Difference]: With dead ends: 5128 [2022-03-01 16:39:29,193 INFO L226 Difference]: Without dead ends: 5128 [2022-03-01 16:39:29,194 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:29,194 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 [2022-03-01 16:39:29,194 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] [2022-03-01 16:39:29,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-01 16:39:29,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 3863. [2022-03-01 16:39:29,275 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) [2022-03-01 16:39:29,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3863 states and 10375 transitions. [2022-03-01 16:39:29,281 INFO L78 Accepts]: Start accepts. Automaton has 3863 states and 10375 transitions. Word has length 92 [2022-03-01 16:39:29,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:29,281 INFO L470 AbstractCegarLoop]: Abstraction has 3863 states and 10375 transitions. [2022-03-01 16:39:29,282 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) [2022-03-01 16:39:29,282 INFO L276 IsEmpty]: Start isEmpty. Operand 3863 states and 10375 transitions. [2022-03-01 16:39:29,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:29,284 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:29,285 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:29,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-01 16:39:29,285 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)] === [2022-03-01 16:39:29,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:29,286 INFO L85 PathProgramCache]: Analyzing trace with hash -683661652, now seen corresponding path program 25 times [2022-03-01 16:39:29,286 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:29,286 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265535623] [2022-03-01 16:39:29,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:29,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:29,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:29,605 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:29,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265535623] [2022-03-01 16:39:29,606 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265535623] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:29,606 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:29,606 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:29,606 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729035892] [2022-03-01 16:39:29,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:29,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:29,606 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:29,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:29,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:29,606 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) [2022-03-01 16:39:31,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:31,531 INFO L93 Difference]: Finished difference Result 5142 states and 13485 transitions. [2022-03-01 16:39:31,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:39:31,531 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 [2022-03-01 16:39:31,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:31,538 INFO L225 Difference]: With dead ends: 5142 [2022-03-01 16:39:31,538 INFO L226 Difference]: Without dead ends: 5142 [2022-03-01 16:39:31,538 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 [2022-03-01 16:39:31,538 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 [2022-03-01 16:39:31,539 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] [2022-03-01 16:39:31,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5142 states. [2022-03-01 16:39:31,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5142 to 3911. [2022-03-01 16:39:31,584 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) [2022-03-01 16:39:31,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 3911 states and 10516 transitions. [2022-03-01 16:39:31,590 INFO L78 Accepts]: Start accepts. Automaton has 3911 states and 10516 transitions. Word has length 92 [2022-03-01 16:39:31,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:31,590 INFO L470 AbstractCegarLoop]: Abstraction has 3911 states and 10516 transitions. [2022-03-01 16:39:31,590 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) [2022-03-01 16:39:31,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 10516 transitions. [2022-03-01 16:39:31,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:31,593 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:31,593 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:31,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-01 16:39:31,593 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)] === [2022-03-01 16:39:31,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:31,594 INFO L85 PathProgramCache]: Analyzing trace with hash -683809522, now seen corresponding path program 26 times [2022-03-01 16:39:31,594 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:31,594 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051556535] [2022-03-01 16:39:31,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:31,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:32,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:32,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:32,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051556535] [2022-03-01 16:39:32,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051556535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:32,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:32,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:32,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173780317] [2022-03-01 16:39:32,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:32,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:32,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:32,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:32,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:32,009 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) [2022-03-01 16:39:33,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:33,546 INFO L93 Difference]: Finished difference Result 5010 states and 13143 transitions. [2022-03-01 16:39:33,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:33,547 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 [2022-03-01 16:39:33,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:33,554 INFO L225 Difference]: With dead ends: 5010 [2022-03-01 16:39:33,554 INFO L226 Difference]: Without dead ends: 5010 [2022-03-01 16:39:33,554 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 [2022-03-01 16:39:33,554 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:33,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1004 Valid, 2017 Invalid, 1836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1693 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:39:33,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5010 states. [2022-03-01 16:39:33,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5010 to 3879. [2022-03-01 16:39:33,602 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) [2022-03-01 16:39:33,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3879 states and 10422 transitions. [2022-03-01 16:39:33,609 INFO L78 Accepts]: Start accepts. Automaton has 3879 states and 10422 transitions. Word has length 92 [2022-03-01 16:39:33,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:33,609 INFO L470 AbstractCegarLoop]: Abstraction has 3879 states and 10422 transitions. [2022-03-01 16:39:33,609 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) [2022-03-01 16:39:33,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 10422 transitions. [2022-03-01 16:39:33,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:33,612 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:33,612 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] [2022-03-01 16:39:33,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-01 16:39:33,612 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)] === [2022-03-01 16:39:33,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:33,612 INFO L85 PathProgramCache]: Analyzing trace with hash -565689292, now seen corresponding path program 27 times [2022-03-01 16:39:33,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:33,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364724713] [2022-03-01 16:39:33,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:33,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:34,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:34,110 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:34,110 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364724713] [2022-03-01 16:39:34,110 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364724713] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:34,110 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:34,110 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:34,111 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088918644] [2022-03-01 16:39:34,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:34,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:34,111 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:34,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:34,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:34,111 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) [2022-03-01 16:39:35,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:35,684 INFO L93 Difference]: Finished difference Result 5078 states and 13318 transitions. [2022-03-01 16:39:35,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:39:35,684 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 [2022-03-01 16:39:35,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:35,691 INFO L225 Difference]: With dead ends: 5078 [2022-03-01 16:39:35,691 INFO L226 Difference]: Without dead ends: 5078 [2022-03-01 16:39:35,691 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 [2022-03-01 16:39:35,692 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1356 mSDsluCounter, 1662 mSDsCounter, 0 mSdLazyCounter, 1687 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-01 16:39:35,692 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] [2022-03-01 16:39:35,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5078 states. [2022-03-01 16:39:35,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5078 to 3911. [2022-03-01 16:39:35,739 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) [2022-03-01 16:39:35,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 3911 states and 10516 transitions. [2022-03-01 16:39:35,745 INFO L78 Accepts]: Start accepts. Automaton has 3911 states and 10516 transitions. Word has length 92 [2022-03-01 16:39:35,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:35,745 INFO L470 AbstractCegarLoop]: Abstraction has 3911 states and 10516 transitions. [2022-03-01 16:39:35,746 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) [2022-03-01 16:39:35,746 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 10516 transitions. [2022-03-01 16:39:35,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:35,748 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:35,748 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:35,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-01 16:39:35,749 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)] === [2022-03-01 16:39:35,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:35,749 INFO L85 PathProgramCache]: Analyzing trace with hash -565837162, now seen corresponding path program 28 times [2022-03-01 16:39:35,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:35,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671056361] [2022-03-01 16:39:35,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:35,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:36,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:36,335 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:36,335 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671056361] [2022-03-01 16:39:36,335 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671056361] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:36,335 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:36,335 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:36,335 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774312136] [2022-03-01 16:39:36,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:36,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:36,335 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:36,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:36,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:36,336 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) [2022-03-01 16:39:38,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:38,010 INFO L93 Difference]: Finished difference Result 4990 states and 13104 transitions. [2022-03-01 16:39:38,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:38,010 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 [2022-03-01 16:39:38,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:38,017 INFO L225 Difference]: With dead ends: 4990 [2022-03-01 16:39:38,017 INFO L226 Difference]: Without dead ends: 4990 [2022-03-01 16:39:38,017 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 [2022-03-01 16:39:38,018 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 941 mSDsluCounter, 1771 mSDsCounter, 0 mSdLazyCounter, 1727 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:38,018 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [941 Valid, 2043 Invalid, 1837 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1727 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:38,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4990 states. [2022-03-01 16:39:38,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4990 to 3831. [2022-03-01 16:39:38,065 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) [2022-03-01 16:39:38,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-01 16:39:38,071 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-01 16:39:38,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:38,071 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-01 16:39:38,071 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) [2022-03-01 16:39:38,071 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-01 16:39:38,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:38,074 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:38,074 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:38,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-01 16:39:38,074 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)] === [2022-03-01 16:39:38,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:38,075 INFO L85 PathProgramCache]: Analyzing trace with hash -294828968, now seen corresponding path program 29 times [2022-03-01 16:39:38,075 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:38,075 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317671626] [2022-03-01 16:39:38,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:38,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:38,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:38,367 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:38,367 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317671626] [2022-03-01 16:39:38,367 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317671626] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:38,367 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:38,367 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:38,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715402956] [2022-03-01 16:39:38,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:38,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:38,367 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:38,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:38,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:38,368 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) [2022-03-01 16:39:39,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:39,615 INFO L93 Difference]: Finished difference Result 5066 states and 13242 transitions. [2022-03-01 16:39:39,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:39,615 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 [2022-03-01 16:39:39,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:39,622 INFO L225 Difference]: With dead ends: 5066 [2022-03-01 16:39:39,622 INFO L226 Difference]: Without dead ends: 5066 [2022-03-01 16:39:39,622 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 [2022-03-01 16:39:39,623 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1364 mSDsluCounter, 1176 mSDsCounter, 0 mSdLazyCounter, 1205 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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 [2022-03-01 16:39:39,623 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] [2022-03-01 16:39:39,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5066 states. [2022-03-01 16:39:39,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5066 to 3959. [2022-03-01 16:39:39,672 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) [2022-03-01 16:39:39,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3959 states to 3959 states and 10657 transitions. [2022-03-01 16:39:39,678 INFO L78 Accepts]: Start accepts. Automaton has 3959 states and 10657 transitions. Word has length 92 [2022-03-01 16:39:39,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:39,679 INFO L470 AbstractCegarLoop]: Abstraction has 3959 states and 10657 transitions. [2022-03-01 16:39:39,679 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) [2022-03-01 16:39:39,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3959 states and 10657 transitions. [2022-03-01 16:39:39,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:39,682 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:39,682 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:39,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-01 16:39:39,682 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)] === [2022-03-01 16:39:39,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:39,682 INFO L85 PathProgramCache]: Analyzing trace with hash -294976838, now seen corresponding path program 30 times [2022-03-01 16:39:39,682 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:39,682 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135760267] [2022-03-01 16:39:39,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:39,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:40,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:40,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:40,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135760267] [2022-03-01 16:39:40,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135760267] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:40,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:40,105 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:40,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584689061] [2022-03-01 16:39:40,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:40,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:40,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:40,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:40,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:40,105 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) [2022-03-01 16:39:41,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:41,317 INFO L93 Difference]: Finished difference Result 5000 states and 13092 transitions. [2022-03-01 16:39:41,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:41,317 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 [2022-03-01 16:39:41,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:41,324 INFO L225 Difference]: With dead ends: 5000 [2022-03-01 16:39:41,324 INFO L226 Difference]: Without dead ends: 5000 [2022-03-01 16:39:41,324 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 [2022-03-01 16:39:41,324 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 954 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 1597 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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 [2022-03-01 16:39:41,324 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] [2022-03-01 16:39:41,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5000 states. [2022-03-01 16:39:41,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5000 to 3895. [2022-03-01 16:39:41,368 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) [2022-03-01 16:39:41,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3895 states and 10469 transitions. [2022-03-01 16:39:41,374 INFO L78 Accepts]: Start accepts. Automaton has 3895 states and 10469 transitions. Word has length 92 [2022-03-01 16:39:41,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:41,374 INFO L470 AbstractCegarLoop]: Abstraction has 3895 states and 10469 transitions. [2022-03-01 16:39:41,374 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) [2022-03-01 16:39:41,374 INFO L276 IsEmpty]: Start isEmpty. Operand 3895 states and 10469 transitions. [2022-03-01 16:39:41,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:41,377 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:41,377 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:41,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-01 16:39:41,377 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)] === [2022-03-01 16:39:41,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:41,377 INFO L85 PathProgramCache]: Analyzing trace with hash -975819530, now seen corresponding path program 31 times [2022-03-01 16:39:41,377 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:41,377 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49746180] [2022-03-01 16:39:41,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:41,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:41,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:41,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:41,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49746180] [2022-03-01 16:39:41,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49746180] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:41,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:41,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:41,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248578652] [2022-03-01 16:39:41,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:41,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:41,809 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:41,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:41,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:41,809 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) [2022-03-01 16:39:43,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:43,296 INFO L93 Difference]: Finished difference Result 5282 states and 13853 transitions. [2022-03-01 16:39:43,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:39:43,297 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 [2022-03-01 16:39:43,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:43,303 INFO L225 Difference]: With dead ends: 5282 [2022-03-01 16:39:43,303 INFO L226 Difference]: Without dead ends: 5282 [2022-03-01 16:39:43,303 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:39:43,303 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1063 mSDsluCounter, 1518 mSDsCounter, 0 mSdLazyCounter, 1520 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:43,303 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1063 Valid, 1794 Invalid, 1681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1520 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:43,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5282 states. [2022-03-01 16:39:43,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5282 to 3943. [2022-03-01 16:39:43,349 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) [2022-03-01 16:39:43,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 3943 states and 10610 transitions. [2022-03-01 16:39:43,355 INFO L78 Accepts]: Start accepts. Automaton has 3943 states and 10610 transitions. Word has length 92 [2022-03-01 16:39:43,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:43,355 INFO L470 AbstractCegarLoop]: Abstraction has 3943 states and 10610 transitions. [2022-03-01 16:39:43,356 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) [2022-03-01 16:39:43,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3943 states and 10610 transitions. [2022-03-01 16:39:43,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:43,358 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:43,360 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] [2022-03-01 16:39:43,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-01 16:39:43,360 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)] === [2022-03-01 16:39:43,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:43,363 INFO L85 PathProgramCache]: Analyzing trace with hash -975967400, now seen corresponding path program 32 times [2022-03-01 16:39:43,363 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:43,363 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531549009] [2022-03-01 16:39:43,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:43,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:43,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:43,766 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:43,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531549009] [2022-03-01 16:39:43,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531549009] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:43,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:43,767 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:43,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431700766] [2022-03-01 16:39:43,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:43,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:43,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:43,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:43,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:43,767 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) [2022-03-01 16:39:45,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:45,305 INFO L93 Difference]: Finished difference Result 5150 states and 13511 transitions. [2022-03-01 16:39:45,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:45,305 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 [2022-03-01 16:39:45,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:45,312 INFO L225 Difference]: With dead ends: 5150 [2022-03-01 16:39:45,312 INFO L226 Difference]: Without dead ends: 5150 [2022-03-01 16:39:45,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:45,312 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 [2022-03-01 16:39:45,313 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] [2022-03-01 16:39:45,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5150 states. [2022-03-01 16:39:45,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5150 to 3911. [2022-03-01 16:39:45,358 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) [2022-03-01 16:39:45,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3911 states to 3911 states and 10516 transitions. [2022-03-01 16:39:45,364 INFO L78 Accepts]: Start accepts. Automaton has 3911 states and 10516 transitions. Word has length 92 [2022-03-01 16:39:45,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:45,364 INFO L470 AbstractCegarLoop]: Abstraction has 3911 states and 10516 transitions. [2022-03-01 16:39:45,364 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) [2022-03-01 16:39:45,364 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 10516 transitions. [2022-03-01 16:39:45,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:45,367 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:45,368 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] [2022-03-01 16:39:45,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-01 16:39:45,368 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)] === [2022-03-01 16:39:45,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:45,368 INFO L85 PathProgramCache]: Analyzing trace with hash -857847170, now seen corresponding path program 33 times [2022-03-01 16:39:45,368 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:45,368 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279647969] [2022-03-01 16:39:45,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:45,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:45,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:45,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:45,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279647969] [2022-03-01 16:39:45,756 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279647969] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:45,756 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:45,756 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:45,756 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685912316] [2022-03-01 16:39:45,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:45,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:45,757 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:45,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:45,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:45,757 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) [2022-03-01 16:39:47,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:47,307 INFO L93 Difference]: Finished difference Result 5218 states and 13686 transitions. [2022-03-01 16:39:47,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:39:47,308 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 [2022-03-01 16:39:47,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:47,315 INFO L225 Difference]: With dead ends: 5218 [2022-03-01 16:39:47,315 INFO L226 Difference]: Without dead ends: 5218 [2022-03-01 16:39:47,316 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 [2022-03-01 16:39:47,316 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1340 mSDsluCounter, 1763 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-01 16:39:47,316 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] [2022-03-01 16:39:47,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2022-03-01 16:39:47,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3943. [2022-03-01 16:39:47,368 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) [2022-03-01 16:39:47,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 3943 states and 10610 transitions. [2022-03-01 16:39:47,375 INFO L78 Accepts]: Start accepts. Automaton has 3943 states and 10610 transitions. Word has length 92 [2022-03-01 16:39:47,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:47,375 INFO L470 AbstractCegarLoop]: Abstraction has 3943 states and 10610 transitions. [2022-03-01 16:39:47,375 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) [2022-03-01 16:39:47,375 INFO L276 IsEmpty]: Start isEmpty. Operand 3943 states and 10610 transitions. [2022-03-01 16:39:47,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:47,378 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:47,378 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:47,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-01 16:39:47,378 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)] === [2022-03-01 16:39:47,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:47,379 INFO L85 PathProgramCache]: Analyzing trace with hash -857995040, now seen corresponding path program 34 times [2022-03-01 16:39:47,379 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:47,379 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459177762] [2022-03-01 16:39:47,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:47,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:47,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:47,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:47,957 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:47,957 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459177762] [2022-03-01 16:39:47,957 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459177762] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:47,957 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:47,957 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:47,957 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511204202] [2022-03-01 16:39:47,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:47,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:47,957 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:47,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:47,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:47,958 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) [2022-03-01 16:39:49,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:49,387 INFO L93 Difference]: Finished difference Result 5130 states and 13472 transitions. [2022-03-01 16:39:49,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:49,388 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 [2022-03-01 16:39:49,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:49,395 INFO L225 Difference]: With dead ends: 5130 [2022-03-01 16:39:49,395 INFO L226 Difference]: Without dead ends: 5130 [2022-03-01 16:39:49,396 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 [2022-03-01 16:39:49,396 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:49,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1105 Valid, 1759 Invalid, 1589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1461 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:39:49,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5130 states. [2022-03-01 16:39:49,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5130 to 3863. [2022-03-01 16:39:49,466 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) [2022-03-01 16:39:49,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3863 states and 10375 transitions. [2022-03-01 16:39:49,472 INFO L78 Accepts]: Start accepts. Automaton has 3863 states and 10375 transitions. Word has length 92 [2022-03-01 16:39:49,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:49,473 INFO L470 AbstractCegarLoop]: Abstraction has 3863 states and 10375 transitions. [2022-03-01 16:39:49,473 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) [2022-03-01 16:39:49,473 INFO L276 IsEmpty]: Start isEmpty. Operand 3863 states and 10375 transitions. [2022-03-01 16:39:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:49,475 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:49,476 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:49,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-01 16:39:49,476 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)] === [2022-03-01 16:39:49,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:49,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1645608216, now seen corresponding path program 35 times [2022-03-01 16:39:49,477 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:49,477 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849410584] [2022-03-01 16:39:49,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:49,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:49,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:49,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:49,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849410584] [2022-03-01 16:39:49,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849410584] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:49,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:49,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:49,789 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040409946] [2022-03-01 16:39:49,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:49,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:49,789 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:49,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:49,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:49,789 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) [2022-03-01 16:39:51,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:51,428 INFO L93 Difference]: Finished difference Result 4916 states and 12823 transitions. [2022-03-01 16:39:51,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:51,428 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 [2022-03-01 16:39:51,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:51,435 INFO L225 Difference]: With dead ends: 4916 [2022-03-01 16:39:51,435 INFO L226 Difference]: Without dead ends: 4916 [2022-03-01 16:39:51,435 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 [2022-03-01 16:39:51,436 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1239 mSDsluCounter, 2180 mSDsCounter, 0 mSdLazyCounter, 2089 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:51,436 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1239 Valid, 2436 Invalid, 2209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2089 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:51,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4916 states. [2022-03-01 16:39:51,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4916 to 3927. [2022-03-01 16:39:51,479 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) [2022-03-01 16:39:51,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 10563 transitions. [2022-03-01 16:39:51,485 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 10563 transitions. Word has length 92 [2022-03-01 16:39:51,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:51,485 INFO L470 AbstractCegarLoop]: Abstraction has 3927 states and 10563 transitions. [2022-03-01 16:39:51,485 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) [2022-03-01 16:39:51,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 10563 transitions. [2022-03-01 16:39:51,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:51,487 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:51,487 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:51,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-01 16:39:51,488 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)] === [2022-03-01 16:39:51,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:51,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1645460346, now seen corresponding path program 36 times [2022-03-01 16:39:51,488 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:51,488 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10555616] [2022-03-01 16:39:51,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:51,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:51,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:51,976 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:51,976 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10555616] [2022-03-01 16:39:51,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10555616] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:51,976 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:51,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:51,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195715228] [2022-03-01 16:39:51,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:51,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:51,976 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:51,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:51,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:51,977 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) [2022-03-01 16:39:53,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:53,376 INFO L93 Difference]: Finished difference Result 4850 states and 12673 transitions. [2022-03-01 16:39:53,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:53,376 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 [2022-03-01 16:39:53,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:53,384 INFO L225 Difference]: With dead ends: 4850 [2022-03-01 16:39:53,385 INFO L226 Difference]: Without dead ends: 4850 [2022-03-01 16:39:53,385 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 [2022-03-01 16:39:53,385 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:53,385 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1214 Valid, 2023 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1705 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:53,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2022-03-01 16:39:53,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 3895. [2022-03-01 16:39:53,433 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) [2022-03-01 16:39:53,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3895 states and 10469 transitions. [2022-03-01 16:39:53,439 INFO L78 Accepts]: Start accepts. Automaton has 3895 states and 10469 transitions. Word has length 92 [2022-03-01 16:39:53,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:53,439 INFO L470 AbstractCegarLoop]: Abstraction has 3895 states and 10469 transitions. [2022-03-01 16:39:53,439 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) [2022-03-01 16:39:53,440 INFO L276 IsEmpty]: Start isEmpty. Operand 3895 states and 10469 transitions. [2022-03-01 16:39:53,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:53,442 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:53,442 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:53,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-01 16:39:53,443 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)] === [2022-03-01 16:39:53,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:53,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1763580576, now seen corresponding path program 37 times [2022-03-01 16:39:53,443 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:53,443 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568234127] [2022-03-01 16:39:53,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:53,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:53,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:53,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:53,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568234127] [2022-03-01 16:39:53,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568234127] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:53,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:53,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:53,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041366984] [2022-03-01 16:39:53,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:53,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:53,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:53,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:53,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:53,866 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) [2022-03-01 16:39:55,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:55,437 INFO L93 Difference]: Finished difference Result 5052 states and 13220 transitions. [2022-03-01 16:39:55,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:39:55,438 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 [2022-03-01 16:39:55,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:55,445 INFO L225 Difference]: With dead ends: 5052 [2022-03-01 16:39:55,445 INFO L226 Difference]: Without dead ends: 5052 [2022-03-01 16:39:55,445 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 [2022-03-01 16:39:55,445 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 [2022-03-01 16:39:55,445 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] [2022-03-01 16:39:55,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5052 states. [2022-03-01 16:39:55,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5052 to 3927. [2022-03-01 16:39:55,492 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) [2022-03-01 16:39:55,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 10563 transitions. [2022-03-01 16:39:55,498 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 10563 transitions. Word has length 92 [2022-03-01 16:39:55,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:55,498 INFO L470 AbstractCegarLoop]: Abstraction has 3927 states and 10563 transitions. [2022-03-01 16:39:55,499 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) [2022-03-01 16:39:55,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 10563 transitions. [2022-03-01 16:39:55,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:55,501 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:55,501 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] [2022-03-01 16:39:55,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-01 16:39:55,501 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)] === [2022-03-01 16:39:55,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:55,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1763432706, now seen corresponding path program 38 times [2022-03-01 16:39:55,502 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:55,502 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829831288] [2022-03-01 16:39:55,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:55,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:56,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:56,064 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:56,064 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829831288] [2022-03-01 16:39:56,064 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829831288] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:56,064 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:56,064 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:56,064 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883723698] [2022-03-01 16:39:56,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:56,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:56,064 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:56,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:56,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:56,065 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) [2022-03-01 16:39:57,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:57,416 INFO L93 Difference]: Finished difference Result 4964 states and 13006 transitions. [2022-03-01 16:39:57,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:57,416 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 [2022-03-01 16:39:57,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:57,423 INFO L225 Difference]: With dead ends: 4964 [2022-03-01 16:39:57,423 INFO L226 Difference]: Without dead ends: 4964 [2022-03-01 16:39:57,423 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 [2022-03-01 16:39:57,423 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 [2022-03-01 16:39:57,424 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] [2022-03-01 16:39:57,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4964 states. [2022-03-01 16:39:57,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4964 to 3879. [2022-03-01 16:39:57,469 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) [2022-03-01 16:39:57,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3879 states and 10422 transitions. [2022-03-01 16:39:57,475 INFO L78 Accepts]: Start accepts. Automaton has 3879 states and 10422 transitions. Word has length 92 [2022-03-01 16:39:57,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:57,476 INFO L470 AbstractCegarLoop]: Abstraction has 3879 states and 10422 transitions. [2022-03-01 16:39:57,476 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) [2022-03-01 16:39:57,476 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 10422 transitions. [2022-03-01 16:39:57,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:57,478 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:57,479 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:57,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-01 16:39:57,479 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)] === [2022-03-01 16:39:57,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:57,479 INFO L85 PathProgramCache]: Analyzing trace with hash -841937936, now seen corresponding path program 39 times [2022-03-01 16:39:57,479 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:57,479 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854147898] [2022-03-01 16:39:57,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:57,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:57,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:57,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:57,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854147898] [2022-03-01 16:39:57,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854147898] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:57,974 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:57,974 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:57,974 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386450650] [2022-03-01 16:39:57,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:57,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:57,975 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:57,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:57,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:57,975 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) [2022-03-01 16:39:59,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:59,407 INFO L93 Difference]: Finished difference Result 4924 states and 12865 transitions. [2022-03-01 16:39:59,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:59,407 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 [2022-03-01 16:39:59,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:59,415 INFO L225 Difference]: With dead ends: 4924 [2022-03-01 16:39:59,415 INFO L226 Difference]: Without dead ends: 4924 [2022-03-01 16:39:59,415 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 [2022-03-01 16:39:59,415 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:59,415 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1063 Valid, 1892 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1624 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:59,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4924 states. [2022-03-01 16:39:59,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4924 to 3927. [2022-03-01 16:39:59,462 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) [2022-03-01 16:39:59,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 10563 transitions. [2022-03-01 16:39:59,468 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 10563 transitions. Word has length 92 [2022-03-01 16:39:59,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:59,468 INFO L470 AbstractCegarLoop]: Abstraction has 3927 states and 10563 transitions. [2022-03-01 16:39:59,468 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) [2022-03-01 16:39:59,468 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 10563 transitions. [2022-03-01 16:39:59,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:39:59,471 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:59,471 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:59,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-01 16:39:59,471 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)] === [2022-03-01 16:39:59,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:59,472 INFO L85 PathProgramCache]: Analyzing trace with hash -842085806, now seen corresponding path program 40 times [2022-03-01 16:39:59,472 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:59,472 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930570077] [2022-03-01 16:39:59,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:59,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:00,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:00,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:00,016 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930570077] [2022-03-01 16:40:00,016 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930570077] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:00,016 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:00,016 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:00,017 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864888469] [2022-03-01 16:40:00,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:00,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:00,017 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:00,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:00,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:00,017 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) [2022-03-01 16:40:01,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:01,278 INFO L93 Difference]: Finished difference Result 4858 states and 12715 transitions. [2022-03-01 16:40:01,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:01,278 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 [2022-03-01 16:40:01,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:01,285 INFO L225 Difference]: With dead ends: 4858 [2022-03-01 16:40:01,285 INFO L226 Difference]: Without dead ends: 4858 [2022-03-01 16:40:01,285 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 [2022-03-01 16:40:01,285 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:01,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 1596 Invalid, 1496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1370 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:40:01,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4858 states. [2022-03-01 16:40:01,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4858 to 3831. [2022-03-01 16:40:01,329 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) [2022-03-01 16:40:01,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 10281 transitions. [2022-03-01 16:40:01,335 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 10281 transitions. Word has length 92 [2022-03-01 16:40:01,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:01,335 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 10281 transitions. [2022-03-01 16:40:01,335 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) [2022-03-01 16:40:01,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 10281 transitions. [2022-03-01 16:40:01,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:01,338 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:01,338 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] [2022-03-01 16:40:01,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-01 16:40:01,338 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)] === [2022-03-01 16:40:01,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:01,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1262221680, now seen corresponding path program 41 times [2022-03-01 16:40:01,338 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:01,338 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248071988] [2022-03-01 16:40:01,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:01,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:01,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:01,613 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:01,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248071988] [2022-03-01 16:40:01,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248071988] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:01,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:01,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:01,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510978446] [2022-03-01 16:40:01,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:01,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:01,614 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:01,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:01,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:01,614 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) [2022-03-01 16:40:02,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:02,968 INFO L93 Difference]: Finished difference Result 5036 states and 13092 transitions. [2022-03-01 16:40:02,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:40:02,969 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 [2022-03-01 16:40:02,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:02,975 INFO L225 Difference]: With dead ends: 5036 [2022-03-01 16:40:02,975 INFO L226 Difference]: Without dead ends: 5036 [2022-03-01 16:40:02,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=397, Invalid=793, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:40:02,976 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:02,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1038 Valid, 1506 Invalid, 1438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1222 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:40:02,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5036 states. [2022-03-01 16:40:03,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5036 to 3933. [2022-03-01 16:40:03,021 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) [2022-03-01 16:40:03,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 3933 states and 10581 transitions. [2022-03-01 16:40:03,027 INFO L78 Accepts]: Start accepts. Automaton has 3933 states and 10581 transitions. Word has length 92 [2022-03-01 16:40:03,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:03,027 INFO L470 AbstractCegarLoop]: Abstraction has 3933 states and 10581 transitions. [2022-03-01 16:40:03,027 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) [2022-03-01 16:40:03,028 INFO L276 IsEmpty]: Start isEmpty. Operand 3933 states and 10581 transitions. [2022-03-01 16:40:03,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:03,030 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:03,030 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:03,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-01 16:40:03,030 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)] === [2022-03-01 16:40:03,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:03,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1262073810, now seen corresponding path program 42 times [2022-03-01 16:40:03,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:03,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355157110] [2022-03-01 16:40:03,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:03,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:03,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:03,499 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:03,499 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355157110] [2022-03-01 16:40:03,499 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355157110] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:03,499 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:03,499 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:03,499 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316741603] [2022-03-01 16:40:03,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:03,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:03,499 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:03,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:03,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:03,499 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) [2022-03-01 16:40:04,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:04,942 INFO L93 Difference]: Finished difference Result 5130 states and 13412 transitions. [2022-03-01 16:40:04,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:04,943 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 [2022-03-01 16:40:04,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:04,950 INFO L225 Difference]: With dead ends: 5130 [2022-03-01 16:40:04,950 INFO L226 Difference]: Without dead ends: 5130 [2022-03-01 16:40:04,950 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 [2022-03-01 16:40:04,951 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1361 mSDsluCounter, 1447 mSDsCounter, 0 mSdLazyCounter, 1498 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:04,951 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1361 Valid, 1712 Invalid, 1669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1498 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:04,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5130 states. [2022-03-01 16:40:04,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5130 to 3933. [2022-03-01 16:40:05,001 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) [2022-03-01 16:40:05,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 3933 states and 10581 transitions. [2022-03-01 16:40:05,008 INFO L78 Accepts]: Start accepts. Automaton has 3933 states and 10581 transitions. Word has length 92 [2022-03-01 16:40:05,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:05,008 INFO L470 AbstractCegarLoop]: Abstraction has 3933 states and 10581 transitions. [2022-03-01 16:40:05,008 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) [2022-03-01 16:40:05,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3933 states and 10581 transitions. [2022-03-01 16:40:05,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:05,011 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:05,011 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:05,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-01 16:40:05,011 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)] === [2022-03-01 16:40:05,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:05,011 INFO L85 PathProgramCache]: Analyzing trace with hash -72369650, now seen corresponding path program 43 times [2022-03-01 16:40:05,011 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:05,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614786685] [2022-03-01 16:40:05,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:05,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:05,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:05,370 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:05,370 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614786685] [2022-03-01 16:40:05,370 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614786685] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:05,370 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:05,370 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:05,370 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052846043] [2022-03-01 16:40:05,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:05,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:05,370 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:05,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:05,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:05,370 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) [2022-03-01 16:40:06,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:06,639 INFO L93 Difference]: Finished difference Result 5218 states and 13668 transitions. [2022-03-01 16:40:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:40:06,640 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 [2022-03-01 16:40:06,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:06,647 INFO L225 Difference]: With dead ends: 5218 [2022-03-01 16:40:06,647 INFO L226 Difference]: Without dead ends: 5218 [2022-03-01 16:40:06,647 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 [2022-03-01 16:40:06,647 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 [2022-03-01 16:40:06,647 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] [2022-03-01 16:40:06,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2022-03-01 16:40:06,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3965. [2022-03-01 16:40:06,690 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) [2022-03-01 16:40:06,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3965 states to 3965 states and 10675 transitions. [2022-03-01 16:40:06,696 INFO L78 Accepts]: Start accepts. Automaton has 3965 states and 10675 transitions. Word has length 92 [2022-03-01 16:40:06,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:06,696 INFO L470 AbstractCegarLoop]: Abstraction has 3965 states and 10675 transitions. [2022-03-01 16:40:06,696 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) [2022-03-01 16:40:06,696 INFO L276 IsEmpty]: Start isEmpty. Operand 3965 states and 10675 transitions. [2022-03-01 16:40:06,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:06,699 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:06,699 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] [2022-03-01 16:40:06,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-01 16:40:06,699 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)] === [2022-03-01 16:40:06,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:06,699 INFO L85 PathProgramCache]: Analyzing trace with hash -72517520, now seen corresponding path program 44 times [2022-03-01 16:40:06,699 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:06,699 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541427793] [2022-03-01 16:40:06,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:06,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:07,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:07,087 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:07,087 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541427793] [2022-03-01 16:40:07,087 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541427793] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:07,087 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:07,087 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:07,087 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217222790] [2022-03-01 16:40:07,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:07,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:07,087 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:07,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:07,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:07,088 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) [2022-03-01 16:40:08,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:08,486 INFO L93 Difference]: Finished difference Result 5150 states and 13514 transitions. [2022-03-01 16:40:08,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:08,487 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 [2022-03-01 16:40:08,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:08,493 INFO L225 Difference]: With dead ends: 5150 [2022-03-01 16:40:08,493 INFO L226 Difference]: Without dead ends: 5150 [2022-03-01 16:40:08,494 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 [2022-03-01 16:40:08,494 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1181 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 1762 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:08,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1181 Valid, 1999 Invalid, 1928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1762 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:08,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5150 states. [2022-03-01 16:40:08,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5150 to 3965. [2022-03-01 16:40:08,555 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) [2022-03-01 16:40:08,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3965 states to 3965 states and 10675 transitions. [2022-03-01 16:40:08,560 INFO L78 Accepts]: Start accepts. Automaton has 3965 states and 10675 transitions. Word has length 92 [2022-03-01 16:40:08,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:08,560 INFO L470 AbstractCegarLoop]: Abstraction has 3965 states and 10675 transitions. [2022-03-01 16:40:08,561 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) [2022-03-01 16:40:08,561 INFO L276 IsEmpty]: Start isEmpty. Operand 3965 states and 10675 transitions. [2022-03-01 16:40:08,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:08,563 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:08,563 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:08,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-01 16:40:08,563 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)] === [2022-03-01 16:40:08,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:08,564 INFO L85 PathProgramCache]: Analyzing trace with hash -753360212, now seen corresponding path program 45 times [2022-03-01 16:40:08,564 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:08,564 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826940139] [2022-03-01 16:40:08,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:08,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:08,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:08,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:08,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826940139] [2022-03-01 16:40:08,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826940139] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:08,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:08,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:08,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101504099] [2022-03-01 16:40:08,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:08,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:08,809 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:08,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:08,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:08,809 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) [2022-03-01 16:40:10,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:10,456 INFO L93 Difference]: Finished difference Result 5132 states and 13437 transitions. [2022-03-01 16:40:10,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:40:10,456 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 [2022-03-01 16:40:10,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:10,463 INFO L225 Difference]: With dead ends: 5132 [2022-03-01 16:40:10,463 INFO L226 Difference]: Without dead ends: 5132 [2022-03-01 16:40:10,464 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=443, Invalid=889, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:40:10,464 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:10,464 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1245 Valid, 2063 Invalid, 2031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1821 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:40:10,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5132 states. [2022-03-01 16:40:10,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5132 to 3981. [2022-03-01 16:40:10,513 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) [2022-03-01 16:40:10,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 10722 transitions. [2022-03-01 16:40:10,520 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 10722 transitions. Word has length 92 [2022-03-01 16:40:10,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:10,520 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 10722 transitions. [2022-03-01 16:40:10,520 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) [2022-03-01 16:40:10,521 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 10722 transitions. [2022-03-01 16:40:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:10,524 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:10,524 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:10,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-01 16:40:10,524 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)] === [2022-03-01 16:40:10,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:10,524 INFO L85 PathProgramCache]: Analyzing trace with hash -753508082, now seen corresponding path program 46 times [2022-03-01 16:40:10,524 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:10,524 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151559840] [2022-03-01 16:40:10,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:10,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:10,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:10,979 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:10,979 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151559840] [2022-03-01 16:40:10,979 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151559840] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:10,979 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:10,979 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:10,979 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708741321] [2022-03-01 16:40:10,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:10,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:10,979 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:10,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:10,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:10,980 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) [2022-03-01 16:40:12,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:12,503 INFO L93 Difference]: Finished difference Result 5032 states and 13189 transitions. [2022-03-01 16:40:12,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:12,503 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 [2022-03-01 16:40:12,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:12,511 INFO L225 Difference]: With dead ends: 5032 [2022-03-01 16:40:12,511 INFO L226 Difference]: Without dead ends: 5032 [2022-03-01 16:40:12,512 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:12,512 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1053 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:12,512 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 1774 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1507 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:12,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5032 states. [2022-03-01 16:40:12,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5032 to 3981. [2022-03-01 16:40:12,565 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) [2022-03-01 16:40:12,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 10722 transitions. [2022-03-01 16:40:12,572 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 10722 transitions. Word has length 92 [2022-03-01 16:40:12,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:12,573 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 10722 transitions. [2022-03-01 16:40:12,573 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) [2022-03-01 16:40:12,573 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 10722 transitions. [2022-03-01 16:40:12,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:12,576 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:12,576 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:12,576 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-01 16:40:12,576 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)] === [2022-03-01 16:40:12,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:12,576 INFO L85 PathProgramCache]: Analyzing trace with hash -635387852, now seen corresponding path program 47 times [2022-03-01 16:40:12,576 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:12,576 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89175631] [2022-03-01 16:40:12,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:12,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:12,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:12,960 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:12,960 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89175631] [2022-03-01 16:40:12,960 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89175631] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:12,960 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:12,960 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:12,960 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333727807] [2022-03-01 16:40:12,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:12,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:12,961 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:12,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:12,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:12,961 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) [2022-03-01 16:40:14,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:14,588 INFO L93 Difference]: Finished difference Result 5084 states and 13317 transitions. [2022-03-01 16:40:14,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:40:14,588 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 [2022-03-01 16:40:14,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:14,596 INFO L225 Difference]: With dead ends: 5084 [2022-03-01 16:40:14,596 INFO L226 Difference]: Without dead ends: 5084 [2022-03-01 16:40:14,597 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 [2022-03-01 16:40:14,597 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1085 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1850 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:14,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1085 Valid, 2045 Invalid, 2011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1850 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:40:14,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5084 states. [2022-03-01 16:40:14,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5084 to 3997. [2022-03-01 16:40:14,651 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) [2022-03-01 16:40:14,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 3997 states and 10769 transitions. [2022-03-01 16:40:14,658 INFO L78 Accepts]: Start accepts. Automaton has 3997 states and 10769 transitions. Word has length 92 [2022-03-01 16:40:14,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:14,659 INFO L470 AbstractCegarLoop]: Abstraction has 3997 states and 10769 transitions. [2022-03-01 16:40:14,659 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) [2022-03-01 16:40:14,659 INFO L276 IsEmpty]: Start isEmpty. Operand 3997 states and 10769 transitions. [2022-03-01 16:40:14,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:14,662 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:14,662 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:14,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-01 16:40:14,662 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)] === [2022-03-01 16:40:14,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:14,662 INFO L85 PathProgramCache]: Analyzing trace with hash -635535722, now seen corresponding path program 48 times [2022-03-01 16:40:14,662 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:14,662 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794179997] [2022-03-01 16:40:14,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:14,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:15,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:15,156 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:15,156 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794179997] [2022-03-01 16:40:15,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794179997] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:15,156 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:15,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:15,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438652037] [2022-03-01 16:40:15,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:15,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:15,156 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:15,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:15,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:15,157 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) [2022-03-01 16:40:16,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:16,799 INFO L93 Difference]: Finished difference Result 5056 states and 13278 transitions. [2022-03-01 16:40:16,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:16,800 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 [2022-03-01 16:40:16,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:16,808 INFO L225 Difference]: With dead ends: 5056 [2022-03-01 16:40:16,808 INFO L226 Difference]: Without dead ends: 5056 [2022-03-01 16:40:16,808 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 [2022-03-01 16:40:16,809 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 [2022-03-01 16:40:16,809 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] [2022-03-01 16:40:16,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5056 states. [2022-03-01 16:40:16,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5056 to 3917. [2022-03-01 16:40:16,865 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) [2022-03-01 16:40:16,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 3917 states and 10534 transitions. [2022-03-01 16:40:16,872 INFO L78 Accepts]: Start accepts. Automaton has 3917 states and 10534 transitions. Word has length 92 [2022-03-01 16:40:16,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:16,872 INFO L470 AbstractCegarLoop]: Abstraction has 3917 states and 10534 transitions. [2022-03-01 16:40:16,872 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) [2022-03-01 16:40:16,873 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 10534 transitions. [2022-03-01 16:40:16,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:16,876 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:16,876 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:16,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-01 16:40:16,876 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)] === [2022-03-01 16:40:16,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:16,876 INFO L85 PathProgramCache]: Analyzing trace with hash 429434578, now seen corresponding path program 49 times [2022-03-01 16:40:16,876 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:16,876 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288065841] [2022-03-01 16:40:16,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:16,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:17,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:17,308 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:17,308 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288065841] [2022-03-01 16:40:17,308 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288065841] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:17,308 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:17,308 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:17,309 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179524483] [2022-03-01 16:40:17,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:17,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:17,309 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:17,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:17,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:17,309 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) [2022-03-01 16:40:19,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:19,215 INFO L93 Difference]: Finished difference Result 4674 states and 12159 transitions. [2022-03-01 16:40:19,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:19,216 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 [2022-03-01 16:40:19,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:19,222 INFO L225 Difference]: With dead ends: 4674 [2022-03-01 16:40:19,222 INFO L226 Difference]: Without dead ends: 4674 [2022-03-01 16:40:19,222 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 [2022-03-01 16:40:19,224 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1117 mSDsluCounter, 2053 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:19,224 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1117 Valid, 2319 Invalid, 2129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 2005 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:40:19,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4674 states. [2022-03-01 16:40:19,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4674 to 3839. [2022-03-01 16:40:19,266 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) [2022-03-01 16:40:19,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3839 states and 10305 transitions. [2022-03-01 16:40:19,272 INFO L78 Accepts]: Start accepts. Automaton has 3839 states and 10305 transitions. Word has length 92 [2022-03-01 16:40:19,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:19,272 INFO L470 AbstractCegarLoop]: Abstraction has 3839 states and 10305 transitions. [2022-03-01 16:40:19,272 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) [2022-03-01 16:40:19,272 INFO L276 IsEmpty]: Start isEmpty. Operand 3839 states and 10305 transitions. [2022-03-01 16:40:19,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:19,275 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:19,275 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:19,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-01 16:40:19,275 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)] === [2022-03-01 16:40:19,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:19,275 INFO L85 PathProgramCache]: Analyzing trace with hash 206366796, now seen corresponding path program 63 times [2022-03-01 16:40:19,275 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:19,275 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641978750] [2022-03-01 16:40:19,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:19,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:19,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:19,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:19,600 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:19,600 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641978750] [2022-03-01 16:40:19,600 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641978750] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:19,600 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:19,600 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:19,600 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349761254] [2022-03-01 16:40:19,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:19,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:19,601 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:19,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:19,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:19,603 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) [2022-03-01 16:40:21,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:21,114 INFO L93 Difference]: Finished difference Result 4580 states and 11945 transitions. [2022-03-01 16:40:21,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:21,114 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 [2022-03-01 16:40:21,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:21,121 INFO L225 Difference]: With dead ends: 4580 [2022-03-01 16:40:21,121 INFO L226 Difference]: Without dead ends: 4580 [2022-03-01 16:40:21,121 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 [2022-03-01 16:40:21,121 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1017 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1631 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-03-01 16:40:21,121 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] [2022-03-01 16:40:21,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4580 states. [2022-03-01 16:40:21,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4580 to 3909. [2022-03-01 16:40:21,163 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) [2022-03-01 16:40:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 3909 states and 10511 transitions. [2022-03-01 16:40:21,169 INFO L78 Accepts]: Start accepts. Automaton has 3909 states and 10511 transitions. Word has length 92 [2022-03-01 16:40:21,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:21,169 INFO L470 AbstractCegarLoop]: Abstraction has 3909 states and 10511 transitions. [2022-03-01 16:40:21,169 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) [2022-03-01 16:40:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3909 states and 10511 transitions. [2022-03-01 16:40:21,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:21,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:21,172 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:21,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-01 16:40:21,172 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)] === [2022-03-01 16:40:21,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:21,172 INFO L85 PathProgramCache]: Analyzing trace with hash 210654096, now seen corresponding path program 64 times [2022-03-01 16:40:21,172 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:21,172 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690802643] [2022-03-01 16:40:21,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:21,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:21,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:21,642 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:21,642 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690802643] [2022-03-01 16:40:21,642 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690802643] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:21,642 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:21,642 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:21,642 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987384166] [2022-03-01 16:40:21,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:21,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:21,642 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:21,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:21,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:21,643 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) [2022-03-01 16:40:23,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:23,011 INFO L93 Difference]: Finished difference Result 4679 states and 12222 transitions. [2022-03-01 16:40:23,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:23,011 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 [2022-03-01 16:40:23,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:23,018 INFO L225 Difference]: With dead ends: 4679 [2022-03-01 16:40:23,018 INFO L226 Difference]: Without dead ends: 4679 [2022-03-01 16:40:23,018 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 [2022-03-01 16:40:23,018 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 [2022-03-01 16:40:23,019 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] [2022-03-01 16:40:23,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4679 states. [2022-03-01 16:40:23,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4679 to 3925. [2022-03-01 16:40:23,066 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) [2022-03-01 16:40:23,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 10558 transitions. [2022-03-01 16:40:23,072 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 10558 transitions. Word has length 92 [2022-03-01 16:40:23,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:23,073 INFO L470 AbstractCegarLoop]: Abstraction has 3925 states and 10558 transitions. [2022-03-01 16:40:23,073 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) [2022-03-01 16:40:23,073 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 10558 transitions. [2022-03-01 16:40:23,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:23,076 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:23,076 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:23,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-01 16:40:23,076 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)] === [2022-03-01 16:40:23,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:23,076 INFO L85 PathProgramCache]: Analyzing trace with hash 210518316, now seen corresponding path program 65 times [2022-03-01 16:40:23,076 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:23,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892432930] [2022-03-01 16:40:23,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:23,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:23,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:23,507 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:23,507 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892432930] [2022-03-01 16:40:23,507 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892432930] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:23,507 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:23,507 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:23,507 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112550807] [2022-03-01 16:40:23,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:23,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:23,508 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:23,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:23,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:23,508 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) [2022-03-01 16:40:25,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:25,036 INFO L93 Difference]: Finished difference Result 4613 states and 12052 transitions. [2022-03-01 16:40:25,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:25,037 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 [2022-03-01 16:40:25,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:25,043 INFO L225 Difference]: With dead ends: 4613 [2022-03-01 16:40:25,043 INFO L226 Difference]: Without dead ends: 4613 [2022-03-01 16:40:25,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:25,044 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 [2022-03-01 16:40:25,044 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] [2022-03-01 16:40:25,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4613 states. [2022-03-01 16:40:25,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4613 to 3845. [2022-03-01 16:40:25,084 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) [2022-03-01 16:40:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 3845 states and 10323 transitions. [2022-03-01 16:40:25,090 INFO L78 Accepts]: Start accepts. Automaton has 3845 states and 10323 transitions. Word has length 92 [2022-03-01 16:40:25,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:25,090 INFO L470 AbstractCegarLoop]: Abstraction has 3845 states and 10323 transitions. [2022-03-01 16:40:25,090 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) [2022-03-01 16:40:25,090 INFO L276 IsEmpty]: Start isEmpty. Operand 3845 states and 10323 transitions. [2022-03-01 16:40:25,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:25,093 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:25,093 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:25,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-01 16:40:25,093 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)] === [2022-03-01 16:40:25,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:25,093 INFO L85 PathProgramCache]: Analyzing trace with hash -52191854, now seen corresponding path program 66 times [2022-03-01 16:40:25,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:25,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623504471] [2022-03-01 16:40:25,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:25,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:25,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:25,487 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:25,487 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623504471] [2022-03-01 16:40:25,487 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623504471] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:25,487 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:25,487 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:25,487 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206372995] [2022-03-01 16:40:25,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:25,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:25,488 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:25,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:25,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:25,488 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) [2022-03-01 16:40:27,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:27,080 INFO L93 Difference]: Finished difference Result 4992 states and 13110 transitions. [2022-03-01 16:40:27,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:27,080 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 [2022-03-01 16:40:27,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:27,087 INFO L225 Difference]: With dead ends: 4992 [2022-03-01 16:40:27,088 INFO L226 Difference]: Without dead ends: 4992 [2022-03-01 16:40:27,088 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 [2022-03-01 16:40:27,088 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:27,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [968 Valid, 1888 Invalid, 1744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:27,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4992 states. [2022-03-01 16:40:27,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4992 to 3925. [2022-03-01 16:40:27,133 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) [2022-03-01 16:40:27,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 10558 transitions. [2022-03-01 16:40:27,139 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 10558 transitions. Word has length 92 [2022-03-01 16:40:27,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:27,139 INFO L470 AbstractCegarLoop]: Abstraction has 3925 states and 10558 transitions. [2022-03-01 16:40:27,139 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) [2022-03-01 16:40:27,139 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 10558 transitions. [2022-03-01 16:40:27,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:27,142 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:27,142 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] [2022-03-01 16:40:27,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-01 16:40:27,142 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)] === [2022-03-01 16:40:27,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:27,143 INFO L85 PathProgramCache]: Analyzing trace with hash -47904554, now seen corresponding path program 67 times [2022-03-01 16:40:27,143 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:27,143 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373200764] [2022-03-01 16:40:27,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:27,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:27,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:27,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:27,513 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:27,513 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373200764] [2022-03-01 16:40:27,513 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373200764] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:27,513 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:27,513 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:27,513 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368578628] [2022-03-01 16:40:27,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:27,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:27,513 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:27,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:27,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:27,514 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) [2022-03-01 16:40:29,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:29,201 INFO L93 Difference]: Finished difference Result 5055 states and 13280 transitions. [2022-03-01 16:40:29,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:40:29,202 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 [2022-03-01 16:40:29,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:29,210 INFO L225 Difference]: With dead ends: 5055 [2022-03-01 16:40:29,211 INFO L226 Difference]: Without dead ends: 5055 [2022-03-01 16:40:29,211 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 [2022-03-01 16:40:29,211 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 [2022-03-01 16:40:29,211 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] [2022-03-01 16:40:29,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5055 states. [2022-03-01 16:40:29,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5055 to 3941. [2022-03-01 16:40:29,292 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) [2022-03-01 16:40:29,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 10605 transitions. [2022-03-01 16:40:29,299 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 10605 transitions. Word has length 92 [2022-03-01 16:40:29,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:29,299 INFO L470 AbstractCegarLoop]: Abstraction has 3941 states and 10605 transitions. [2022-03-01 16:40:29,299 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) [2022-03-01 16:40:29,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 10605 transitions. [2022-03-01 16:40:29,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:29,302 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:29,302 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] [2022-03-01 16:40:29,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-01 16:40:29,302 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)] === [2022-03-01 16:40:29,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:29,303 INFO L85 PathProgramCache]: Analyzing trace with hash -48040334, now seen corresponding path program 68 times [2022-03-01 16:40:29,303 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:29,303 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643585589] [2022-03-01 16:40:29,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:29,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:29,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:29,661 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:29,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643585589] [2022-03-01 16:40:29,661 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643585589] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:29,661 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:29,661 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:29,661 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672812463] [2022-03-01 16:40:29,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:29,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:29,662 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:29,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:29,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:29,662 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) [2022-03-01 16:40:31,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:31,012 INFO L93 Difference]: Finished difference Result 5025 states and 13217 transitions. [2022-03-01 16:40:31,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:31,012 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 [2022-03-01 16:40:31,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:31,019 INFO L225 Difference]: With dead ends: 5025 [2022-03-01 16:40:31,019 INFO L226 Difference]: Without dead ends: 5025 [2022-03-01 16:40:31,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:31,020 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1105 mSDsluCounter, 1484 mSDsCounter, 0 mSdLazyCounter, 1515 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:40:31,020 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] [2022-03-01 16:40:31,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5025 states. [2022-03-01 16:40:31,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5025 to 3861. [2022-03-01 16:40:31,068 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) [2022-03-01 16:40:31,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 3861 states and 10370 transitions. [2022-03-01 16:40:31,075 INFO L78 Accepts]: Start accepts. Automaton has 3861 states and 10370 transitions. Word has length 92 [2022-03-01 16:40:31,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:31,075 INFO L470 AbstractCegarLoop]: Abstraction has 3861 states and 10370 transitions. [2022-03-01 16:40:31,075 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) [2022-03-01 16:40:31,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3861 states and 10370 transitions. [2022-03-01 16:40:31,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:31,077 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:31,078 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:31,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-01 16:40:31,078 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)] === [2022-03-01 16:40:31,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:31,078 INFO L85 PathProgramCache]: Analyzing trace with hash 379132202, now seen corresponding path program 69 times [2022-03-01 16:40:31,078 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:31,078 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303623730] [2022-03-01 16:40:31,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:31,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:31,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:31,446 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:31,446 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303623730] [2022-03-01 16:40:31,446 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303623730] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:31,446 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:31,446 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:31,446 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921739464] [2022-03-01 16:40:31,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:31,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:31,447 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:31,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:31,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:31,447 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) [2022-03-01 16:40:32,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:32,591 INFO L93 Difference]: Finished difference Result 4874 states and 12786 transitions. [2022-03-01 16:40:32,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:32,592 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 [2022-03-01 16:40:32,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:32,599 INFO L225 Difference]: With dead ends: 4874 [2022-03-01 16:40:32,599 INFO L226 Difference]: Without dead ends: 4874 [2022-03-01 16:40:32,599 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:32,600 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 [2022-03-01 16:40:32,600 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] [2022-03-01 16:40:32,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4874 states. [2022-03-01 16:40:32,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4874 to 3941. [2022-03-01 16:40:32,650 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) [2022-03-01 16:40:32,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 10605 transitions. [2022-03-01 16:40:32,657 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 10605 transitions. Word has length 92 [2022-03-01 16:40:32,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:32,657 INFO L470 AbstractCegarLoop]: Abstraction has 3941 states and 10605 transitions. [2022-03-01 16:40:32,657 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) [2022-03-01 16:40:32,657 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 10605 transitions. [2022-03-01 16:40:32,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:32,660 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:32,660 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:32,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-01 16:40:32,660 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)] === [2022-03-01 16:40:32,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:32,661 INFO L85 PathProgramCache]: Analyzing trace with hash 383419502, now seen corresponding path program 70 times [2022-03-01 16:40:32,661 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:32,661 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311084467] [2022-03-01 16:40:32,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:32,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:32,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:32,994 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:32,994 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311084467] [2022-03-01 16:40:32,994 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311084467] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:32,994 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:32,994 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:32,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686584736] [2022-03-01 16:40:32,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:32,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:32,995 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:32,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:32,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:32,995 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) [2022-03-01 16:40:34,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:34,883 INFO L93 Difference]: Finished difference Result 4953 states and 13003 transitions. [2022-03-01 16:40:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:40:34,883 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 [2022-03-01 16:40:34,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:34,890 INFO L225 Difference]: With dead ends: 4953 [2022-03-01 16:40:34,890 INFO L226 Difference]: Without dead ends: 4953 [2022-03-01 16:40:34,891 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 [2022-03-01 16:40:34,891 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 [2022-03-01 16:40:34,891 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] [2022-03-01 16:40:34,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4953 states. [2022-03-01 16:40:34,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4953 to 3957. [2022-03-01 16:40:34,937 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) [2022-03-01 16:40:34,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 3957 states and 10652 transitions. [2022-03-01 16:40:34,943 INFO L78 Accepts]: Start accepts. Automaton has 3957 states and 10652 transitions. Word has length 92 [2022-03-01 16:40:34,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:34,943 INFO L470 AbstractCegarLoop]: Abstraction has 3957 states and 10652 transitions. [2022-03-01 16:40:34,943 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) [2022-03-01 16:40:34,943 INFO L276 IsEmpty]: Start isEmpty. Operand 3957 states and 10652 transitions. [2022-03-01 16:40:34,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:34,946 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:34,946 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] [2022-03-01 16:40:34,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-01 16:40:34,946 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)] === [2022-03-01 16:40:34,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:34,946 INFO L85 PathProgramCache]: Analyzing trace with hash 383283722, now seen corresponding path program 71 times [2022-03-01 16:40:34,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:34,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781110998] [2022-03-01 16:40:34,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:34,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:35,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:35,289 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:35,289 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781110998] [2022-03-01 16:40:35,289 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781110998] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:35,289 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:35,289 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:35,289 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928984864] [2022-03-01 16:40:35,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:35,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:35,291 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:35,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:35,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:35,291 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) [2022-03-01 16:40:36,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:36,571 INFO L93 Difference]: Finished difference Result 4907 states and 12893 transitions. [2022-03-01 16:40:36,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:36,572 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 [2022-03-01 16:40:36,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:36,578 INFO L225 Difference]: With dead ends: 4907 [2022-03-01 16:40:36,578 INFO L226 Difference]: Without dead ends: 4907 [2022-03-01 16:40:36,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:36,579 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:36,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1153 Valid, 1743 Invalid, 1624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1477 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:40:36,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4907 states. [2022-03-01 16:40:36,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4907 to 3893. [2022-03-01 16:40:36,623 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) [2022-03-01 16:40:36,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 3893 states and 10464 transitions. [2022-03-01 16:40:36,628 INFO L78 Accepts]: Start accepts. Automaton has 3893 states and 10464 transitions. Word has length 92 [2022-03-01 16:40:36,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:36,629 INFO L470 AbstractCegarLoop]: Abstraction has 3893 states and 10464 transitions. [2022-03-01 16:40:36,629 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) [2022-03-01 16:40:36,629 INFO L276 IsEmpty]: Start isEmpty. Operand 3893 states and 10464 transitions. [2022-03-01 16:40:36,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:36,631 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:36,631 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:36,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-01 16:40:36,632 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)] === [2022-03-01 16:40:36,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:36,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1057501448, now seen corresponding path program 72 times [2022-03-01 16:40:36,632 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:36,632 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153416032] [2022-03-01 16:40:36,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:36,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:36,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:36,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:36,931 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153416032] [2022-03-01 16:40:36,931 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153416032] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:36,931 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:36,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:36,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071997334] [2022-03-01 16:40:36,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:36,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:36,931 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:36,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:36,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:36,932 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) [2022-03-01 16:40:38,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:38,418 INFO L93 Difference]: Finished difference Result 4724 states and 12368 transitions. [2022-03-01 16:40:38,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:38,419 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 [2022-03-01 16:40:38,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:38,425 INFO L225 Difference]: With dead ends: 4724 [2022-03-01 16:40:38,425 INFO L226 Difference]: Without dead ends: 4724 [2022-03-01 16:40:38,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:38,426 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:38,426 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [811 Valid, 2002 Invalid, 1843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1740 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:38,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4724 states. [2022-03-01 16:40:38,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4724 to 3925. [2022-03-01 16:40:38,468 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) [2022-03-01 16:40:38,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 10558 transitions. [2022-03-01 16:40:38,474 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 10558 transitions. Word has length 92 [2022-03-01 16:40:38,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:38,474 INFO L470 AbstractCegarLoop]: Abstraction has 3925 states and 10558 transitions. [2022-03-01 16:40:38,474 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) [2022-03-01 16:40:38,474 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 10558 transitions. [2022-03-01 16:40:38,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:38,477 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:38,477 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:38,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-01 16:40:38,477 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)] === [2022-03-01 16:40:38,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:38,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1061788748, now seen corresponding path program 73 times [2022-03-01 16:40:38,477 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:38,477 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900053518] [2022-03-01 16:40:38,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:38,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:38,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:38,785 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:38,785 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900053518] [2022-03-01 16:40:38,785 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900053518] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:38,785 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:38,785 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:38,786 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246847076] [2022-03-01 16:40:38,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:38,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:38,786 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:38,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:38,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:38,786 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) [2022-03-01 16:40:40,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:40,530 INFO L93 Difference]: Finished difference Result 4878 states and 12794 transitions. [2022-03-01 16:40:40,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:40:40,530 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 [2022-03-01 16:40:40,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:40,537 INFO L225 Difference]: With dead ends: 4878 [2022-03-01 16:40:40,537 INFO L226 Difference]: Without dead ends: 4878 [2022-03-01 16:40:40,537 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 [2022-03-01 16:40:40,537 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:40,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1195 Valid, 1917 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:40:40,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4878 states. [2022-03-01 16:40:40,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4878 to 3941. [2022-03-01 16:40:40,586 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) [2022-03-01 16:40:40,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 10605 transitions. [2022-03-01 16:40:40,593 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 10605 transitions. Word has length 92 [2022-03-01 16:40:40,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:40,593 INFO L470 AbstractCegarLoop]: Abstraction has 3941 states and 10605 transitions. [2022-03-01 16:40:40,593 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) [2022-03-01 16:40:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 10605 transitions. [2022-03-01 16:40:40,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:40,596 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:40,596 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:40,596 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-01 16:40:40,596 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)] === [2022-03-01 16:40:40,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:40,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1061652968, now seen corresponding path program 74 times [2022-03-01 16:40:40,596 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:40,596 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27297396] [2022-03-01 16:40:40,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:40,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:41,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:41,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:41,028 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27297396] [2022-03-01 16:40:41,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27297396] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:41,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:41,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:41,028 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883616900] [2022-03-01 16:40:41,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:41,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:41,028 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:41,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:41,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:41,029 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) [2022-03-01 16:40:42,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:42,415 INFO L93 Difference]: Finished difference Result 4800 states and 12590 transitions. [2022-03-01 16:40:42,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:42,415 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 [2022-03-01 16:40:42,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:42,422 INFO L225 Difference]: With dead ends: 4800 [2022-03-01 16:40:42,423 INFO L226 Difference]: Without dead ends: 4800 [2022-03-01 16:40:42,423 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 [2022-03-01 16:40:42,423 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 [2022-03-01 16:40:42,423 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] [2022-03-01 16:40:42,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4800 states. [2022-03-01 16:40:42,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4800 to 3909. [2022-03-01 16:40:42,518 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) [2022-03-01 16:40:42,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 3909 states and 10511 transitions. [2022-03-01 16:40:42,524 INFO L78 Accepts]: Start accepts. Automaton has 3909 states and 10511 transitions. Word has length 92 [2022-03-01 16:40:42,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:42,524 INFO L470 AbstractCegarLoop]: Abstraction has 3909 states and 10511 transitions. [2022-03-01 16:40:42,524 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) [2022-03-01 16:40:42,524 INFO L276 IsEmpty]: Start isEmpty. Operand 3909 states and 10511 transitions. [2022-03-01 16:40:42,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:42,527 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:42,527 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:42,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-01 16:40:42,527 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)] === [2022-03-01 16:40:42,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:42,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1171631048, now seen corresponding path program 75 times [2022-03-01 16:40:42,528 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:42,528 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661383190] [2022-03-01 16:40:42,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:42,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:42,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:42,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:42,804 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:42,804 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661383190] [2022-03-01 16:40:42,804 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661383190] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:42,804 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:42,804 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:42,804 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538515701] [2022-03-01 16:40:42,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:42,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:42,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:42,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:42,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:42,805 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) [2022-03-01 16:40:44,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:44,560 INFO L93 Difference]: Finished difference Result 4841 states and 12696 transitions. [2022-03-01 16:40:44,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:40:44,560 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 [2022-03-01 16:40:44,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:44,568 INFO L225 Difference]: With dead ends: 4841 [2022-03-01 16:40:44,569 INFO L226 Difference]: Without dead ends: 4841 [2022-03-01 16:40:44,569 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 [2022-03-01 16:40:44,569 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 [2022-03-01 16:40:44,569 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] [2022-03-01 16:40:44,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4841 states. [2022-03-01 16:40:44,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4841 to 3925. [2022-03-01 16:40:44,625 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) [2022-03-01 16:40:44,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 10558 transitions. [2022-03-01 16:40:44,634 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 10558 transitions. Word has length 92 [2022-03-01 16:40:44,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:44,634 INFO L470 AbstractCegarLoop]: Abstraction has 3925 states and 10558 transitions. [2022-03-01 16:40:44,634 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) [2022-03-01 16:40:44,634 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 10558 transitions. [2022-03-01 16:40:44,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:44,637 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:44,637 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:44,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-01 16:40:44,637 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)] === [2022-03-01 16:40:44,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:44,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1168142618, now seen corresponding path program 76 times [2022-03-01 16:40:44,638 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:44,638 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207781110] [2022-03-01 16:40:44,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:44,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:45,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:45,092 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:45,092 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207781110] [2022-03-01 16:40:45,092 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207781110] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:45,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:45,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:45,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275483142] [2022-03-01 16:40:45,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:45,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:45,093 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:45,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:45,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:45,093 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) [2022-03-01 16:40:47,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:47,109 INFO L93 Difference]: Finished difference Result 4841 states and 12696 transitions. [2022-03-01 16:40:47,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:40:47,110 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 [2022-03-01 16:40:47,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:47,117 INFO L225 Difference]: With dead ends: 4841 [2022-03-01 16:40:47,117 INFO L226 Difference]: Without dead ends: 4841 [2022-03-01 16:40:47,118 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:40:47,118 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 886 mSDsluCounter, 2023 mSDsCounter, 0 mSdLazyCounter, 1936 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:47,118 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [886 Valid, 2309 Invalid, 2074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1936 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:40:47,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4841 states. [2022-03-01 16:40:47,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4841 to 3941. [2022-03-01 16:40:47,170 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) [2022-03-01 16:40:47,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 10605 transitions. [2022-03-01 16:40:47,176 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 10605 transitions. Word has length 92 [2022-03-01 16:40:47,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:47,177 INFO L470 AbstractCegarLoop]: Abstraction has 3941 states and 10605 transitions. [2022-03-01 16:40:47,177 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) [2022-03-01 16:40:47,177 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 10605 transitions. [2022-03-01 16:40:47,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:47,180 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:47,180 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:47,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-01 16:40:47,180 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)] === [2022-03-01 16:40:47,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:47,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1168006838, now seen corresponding path program 77 times [2022-03-01 16:40:47,180 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:47,180 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584043091] [2022-03-01 16:40:47,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:47,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:47,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:47,719 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:47,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584043091] [2022-03-01 16:40:47,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584043091] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:47,719 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:47,719 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:47,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076594599] [2022-03-01 16:40:47,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:47,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:47,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:47,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:47,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:47,720 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) [2022-03-01 16:40:49,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:49,124 INFO L93 Difference]: Finished difference Result 4775 states and 12526 transitions. [2022-03-01 16:40:49,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:49,125 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 [2022-03-01 16:40:49,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:49,132 INFO L225 Difference]: With dead ends: 4775 [2022-03-01 16:40:49,132 INFO L226 Difference]: Without dead ends: 4775 [2022-03-01 16:40:49,132 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 [2022-03-01 16:40:49,132 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 [2022-03-01 16:40:49,132 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] [2022-03-01 16:40:49,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4775 states. [2022-03-01 16:40:49,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4775 to 3845. [2022-03-01 16:40:49,178 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) [2022-03-01 16:40:49,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 3845 states and 10323 transitions. [2022-03-01 16:40:49,184 INFO L78 Accepts]: Start accepts. Automaton has 3845 states and 10323 transitions. Word has length 92 [2022-03-01 16:40:49,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:49,185 INFO L470 AbstractCegarLoop]: Abstraction has 3845 states and 10323 transitions. [2022-03-01 16:40:49,185 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) [2022-03-01 16:40:49,185 INFO L276 IsEmpty]: Start isEmpty. Operand 3845 states and 10323 transitions. [2022-03-01 16:40:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:49,188 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:49,188 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:49,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-01 16:40:49,188 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)] === [2022-03-01 16:40:49,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:49,188 INFO L85 PathProgramCache]: Analyzing trace with hash -815678904, now seen corresponding path program 50 times [2022-03-01 16:40:49,188 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:49,188 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812925176] [2022-03-01 16:40:49,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:49,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:49,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:49,523 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:49,523 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812925176] [2022-03-01 16:40:49,523 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812925176] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:49,523 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:49,523 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:49,523 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626532886] [2022-03-01 16:40:49,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:49,524 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:49,524 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:49,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:49,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:49,524 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) [2022-03-01 16:40:50,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:50,924 INFO L93 Difference]: Finished difference Result 5036 states and 13092 transitions. [2022-03-01 16:40:50,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:50,925 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 [2022-03-01 16:40:50,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:50,934 INFO L225 Difference]: With dead ends: 5036 [2022-03-01 16:40:50,934 INFO L226 Difference]: Without dead ends: 5036 [2022-03-01 16:40:50,934 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 [2022-03-01 16:40:50,935 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:50,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [982 Valid, 1656 Invalid, 1582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 1396 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:50,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5036 states. [2022-03-01 16:40:50,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5036 to 3915. [2022-03-01 16:40:50,986 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) [2022-03-01 16:40:50,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3915 states and 10529 transitions. [2022-03-01 16:40:50,992 INFO L78 Accepts]: Start accepts. Automaton has 3915 states and 10529 transitions. Word has length 92 [2022-03-01 16:40:50,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:50,992 INFO L470 AbstractCegarLoop]: Abstraction has 3915 states and 10529 transitions. [2022-03-01 16:40:50,992 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) [2022-03-01 16:40:50,992 INFO L276 IsEmpty]: Start isEmpty. Operand 3915 states and 10529 transitions. [2022-03-01 16:40:50,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:50,995 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:50,995 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:50,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-01 16:40:50,995 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)] === [2022-03-01 16:40:50,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:50,996 INFO L85 PathProgramCache]: Analyzing trace with hash -815826774, now seen corresponding path program 51 times [2022-03-01 16:40:50,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:50,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869244811] [2022-03-01 16:40:50,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:50,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:51,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:51,467 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:51,467 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869244811] [2022-03-01 16:40:51,467 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869244811] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:51,467 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:51,467 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:51,467 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518318341] [2022-03-01 16:40:51,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:51,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:51,467 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:51,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:51,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:51,467 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) [2022-03-01 16:40:53,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:53,321 INFO L93 Difference]: Finished difference Result 4970 states and 12942 transitions. [2022-03-01 16:40:53,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:53,322 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 [2022-03-01 16:40:53,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:53,328 INFO L225 Difference]: With dead ends: 4970 [2022-03-01 16:40:53,329 INFO L226 Difference]: Without dead ends: 4970 [2022-03-01 16:40:53,329 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 [2022-03-01 16:40:53,329 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1001 mSDsluCounter, 1911 mSDsCounter, 0 mSdLazyCounter, 1949 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:53,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1001 Valid, 2167 Invalid, 2083 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1949 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:40:53,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4970 states. [2022-03-01 16:40:53,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4970 to 3821. [2022-03-01 16:40:53,374 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) [2022-03-01 16:40:53,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3821 states and 10253 transitions. [2022-03-01 16:40:53,380 INFO L78 Accepts]: Start accepts. Automaton has 3821 states and 10253 transitions. Word has length 92 [2022-03-01 16:40:53,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:53,380 INFO L470 AbstractCegarLoop]: Abstraction has 3821 states and 10253 transitions. [2022-03-01 16:40:53,381 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) [2022-03-01 16:40:53,381 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 10253 transitions. [2022-03-01 16:40:53,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:53,383 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:53,383 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:53,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-01 16:40:53,383 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)] === [2022-03-01 16:40:53,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:53,384 INFO L85 PathProgramCache]: Analyzing trace with hash 2144697062, now seen corresponding path program 52 times [2022-03-01 16:40:53,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:53,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347790957] [2022-03-01 16:40:53,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:53,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:53,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:53,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:53,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347790957] [2022-03-01 16:40:53,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347790957] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:53,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:53,733 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:53,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740480484] [2022-03-01 16:40:53,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:53,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:53,733 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:53,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:53,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:53,734 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) [2022-03-01 16:40:55,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:55,236 INFO L93 Difference]: Finished difference Result 5402 states and 14122 transitions. [2022-03-01 16:40:55,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:40:55,236 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 [2022-03-01 16:40:55,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:55,245 INFO L225 Difference]: With dead ends: 5402 [2022-03-01 16:40:55,245 INFO L226 Difference]: Without dead ends: 5402 [2022-03-01 16:40:55,245 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 [2022-03-01 16:40:55,246 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:55,246 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1269 Valid, 1655 Invalid, 1607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1410 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:55,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5402 states. [2022-03-01 16:40:55,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5402 to 3917. [2022-03-01 16:40:55,305 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) [2022-03-01 16:40:55,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 3917 states and 10535 transitions. [2022-03-01 16:40:55,313 INFO L78 Accepts]: Start accepts. Automaton has 3917 states and 10535 transitions. Word has length 92 [2022-03-01 16:40:55,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:55,313 INFO L470 AbstractCegarLoop]: Abstraction has 3917 states and 10535 transitions. [2022-03-01 16:40:55,313 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) [2022-03-01 16:40:55,313 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 10535 transitions. [2022-03-01 16:40:55,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:55,316 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:55,316 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:55,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-01 16:40:55,316 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)] === [2022-03-01 16:40:55,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:55,317 INFO L85 PathProgramCache]: Analyzing trace with hash 2144549192, now seen corresponding path program 53 times [2022-03-01 16:40:55,317 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:55,317 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342786508] [2022-03-01 16:40:55,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:55,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:55,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:55,823 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:55,823 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342786508] [2022-03-01 16:40:55,823 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342786508] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:55,823 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:55,823 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:55,823 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98129355] [2022-03-01 16:40:55,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:55,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:55,824 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:55,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:55,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:55,824 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) [2022-03-01 16:40:57,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:57,414 INFO L93 Difference]: Finished difference Result 5270 states and 13780 transitions. [2022-03-01 16:40:57,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:57,414 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 [2022-03-01 16:40:57,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:57,421 INFO L225 Difference]: With dead ends: 5270 [2022-03-01 16:40:57,421 INFO L226 Difference]: Without dead ends: 5270 [2022-03-01 16:40:57,421 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 [2022-03-01 16:40:57,422 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1142 mSDsluCounter, 1443 mSDsCounter, 0 mSdLazyCounter, 1520 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:57,422 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1142 Valid, 1710 Invalid, 1668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1520 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:57,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5270 states. [2022-03-01 16:40:57,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5270 to 3853. [2022-03-01 16:40:57,467 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) [2022-03-01 16:40:57,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3853 states and 10347 transitions. [2022-03-01 16:40:57,473 INFO L78 Accepts]: Start accepts. Automaton has 3853 states and 10347 transitions. Word has length 92 [2022-03-01 16:40:57,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:57,473 INFO L470 AbstractCegarLoop]: Abstraction has 3853 states and 10347 transitions. [2022-03-01 16:40:57,473 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) [2022-03-01 16:40:57,473 INFO L276 IsEmpty]: Start isEmpty. Operand 3853 states and 10347 transitions. [2022-03-01 16:40:57,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:57,476 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:57,476 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:57,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-01 16:40:57,477 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)] === [2022-03-01 16:40:57,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:57,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1463706500, now seen corresponding path program 54 times [2022-03-01 16:40:57,477 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:57,477 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007075192] [2022-03-01 16:40:57,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:57,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:57,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:57,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:57,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007075192] [2022-03-01 16:40:57,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007075192] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:57,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:57,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:57,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662405240] [2022-03-01 16:40:57,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:57,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:57,820 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:57,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:57,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:57,821 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) [2022-03-01 16:40:59,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:59,270 INFO L93 Difference]: Finished difference Result 5284 states and 13797 transitions. [2022-03-01 16:40:59,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:40:59,270 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 [2022-03-01 16:40:59,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:59,278 INFO L225 Difference]: With dead ends: 5284 [2022-03-01 16:40:59,278 INFO L226 Difference]: Without dead ends: 5284 [2022-03-01 16:40:59,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=413, Invalid=847, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:40:59,279 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1157 mSDsluCounter, 1270 mSDsCounter, 0 mSdLazyCounter, 1349 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:59,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 1550 Invalid, 1557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1349 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:59,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5284 states. [2022-03-01 16:40:59,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5284 to 3901. [2022-03-01 16:40:59,335 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) [2022-03-01 16:40:59,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3901 states and 10488 transitions. [2022-03-01 16:40:59,343 INFO L78 Accepts]: Start accepts. Automaton has 3901 states and 10488 transitions. Word has length 92 [2022-03-01 16:40:59,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:59,343 INFO L470 AbstractCegarLoop]: Abstraction has 3901 states and 10488 transitions. [2022-03-01 16:40:59,343 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) [2022-03-01 16:40:59,343 INFO L276 IsEmpty]: Start isEmpty. Operand 3901 states and 10488 transitions. [2022-03-01 16:40:59,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:40:59,346 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:59,346 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] [2022-03-01 16:40:59,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-01 16:40:59,346 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)] === [2022-03-01 16:40:59,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:59,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1463558630, now seen corresponding path program 55 times [2022-03-01 16:40:59,347 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:59,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811655400] [2022-03-01 16:40:59,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:59,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:59,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:59,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:59,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811655400] [2022-03-01 16:40:59,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811655400] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:59,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:59,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:59,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665119013] [2022-03-01 16:40:59,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:59,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:59,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:59,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:59,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:59,821 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) [2022-03-01 16:41:01,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:01,616 INFO L93 Difference]: Finished difference Result 5152 states and 13455 transitions. [2022-03-01 16:41:01,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:01,616 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 [2022-03-01 16:41:01,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:01,625 INFO L225 Difference]: With dead ends: 5152 [2022-03-01 16:41:01,625 INFO L226 Difference]: Without dead ends: 5152 [2022-03-01 16:41:01,626 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 [2022-03-01 16:41:01,626 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 [2022-03-01 16:41:01,626 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] [2022-03-01 16:41:01,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5152 states. [2022-03-01 16:41:01,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5152 to 3869. [2022-03-01 16:41:01,677 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) [2022-03-01 16:41:01,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 3869 states and 10394 transitions. [2022-03-01 16:41:01,683 INFO L78 Accepts]: Start accepts. Automaton has 3869 states and 10394 transitions. Word has length 92 [2022-03-01 16:41:01,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:01,683 INFO L470 AbstractCegarLoop]: Abstraction has 3869 states and 10394 transitions. [2022-03-01 16:41:01,683 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) [2022-03-01 16:41:01,683 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 10394 transitions. [2022-03-01 16:41:01,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:01,686 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:01,686 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:01,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-01 16:41:01,686 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)] === [2022-03-01 16:41:01,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:01,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1581678860, now seen corresponding path program 56 times [2022-03-01 16:41:01,687 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:01,687 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804826360] [2022-03-01 16:41:01,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:01,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:01,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:02,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:02,113 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:02,114 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804826360] [2022-03-01 16:41:02,114 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804826360] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:02,114 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:02,114 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:02,114 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870681283] [2022-03-01 16:41:02,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:02,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:02,114 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:02,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:02,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:02,114 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) [2022-03-01 16:41:04,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:04,007 INFO L93 Difference]: Finished difference Result 5220 states and 13630 transitions. [2022-03-01 16:41:04,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:41:04,008 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 [2022-03-01 16:41:04,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:04,015 INFO L225 Difference]: With dead ends: 5220 [2022-03-01 16:41:04,015 INFO L226 Difference]: Without dead ends: 5220 [2022-03-01 16:41:04,016 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 [2022-03-01 16:41:04,016 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 [2022-03-01 16:41:04,016 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] [2022-03-01 16:41:04,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5220 states. [2022-03-01 16:41:04,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5220 to 3901. [2022-03-01 16:41:04,067 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) [2022-03-01 16:41:04,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3901 states and 10488 transitions. [2022-03-01 16:41:04,074 INFO L78 Accepts]: Start accepts. Automaton has 3901 states and 10488 transitions. Word has length 92 [2022-03-01 16:41:04,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:04,074 INFO L470 AbstractCegarLoop]: Abstraction has 3901 states and 10488 transitions. [2022-03-01 16:41:04,074 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) [2022-03-01 16:41:04,074 INFO L276 IsEmpty]: Start isEmpty. Operand 3901 states and 10488 transitions. [2022-03-01 16:41:04,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:04,077 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:04,077 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] [2022-03-01 16:41:04,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-01 16:41:04,077 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)] === [2022-03-01 16:41:04,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:04,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1581530990, now seen corresponding path program 57 times [2022-03-01 16:41:04,078 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:04,078 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50266983] [2022-03-01 16:41:04,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:04,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:04,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:04,598 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:04,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50266983] [2022-03-01 16:41:04,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50266983] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:04,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:04,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:04,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932631817] [2022-03-01 16:41:04,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:04,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:04,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:04,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:04,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:04,599 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) [2022-03-01 16:41:06,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:06,483 INFO L93 Difference]: Finished difference Result 5132 states and 13416 transitions. [2022-03-01 16:41:06,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:06,484 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 [2022-03-01 16:41:06,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:06,492 INFO L225 Difference]: With dead ends: 5132 [2022-03-01 16:41:06,492 INFO L226 Difference]: Without dead ends: 5132 [2022-03-01 16:41:06,493 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 [2022-03-01 16:41:06,493 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 843 mSDsluCounter, 1897 mSDsCounter, 0 mSdLazyCounter, 1973 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:06,493 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [843 Valid, 2157 Invalid, 2109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1973 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:41:06,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5132 states. [2022-03-01 16:41:06,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5132 to 3805. [2022-03-01 16:41:06,549 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) [2022-03-01 16:41:06,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3805 states and 10206 transitions. [2022-03-01 16:41:06,556 INFO L78 Accepts]: Start accepts. Automaton has 3805 states and 10206 transitions. Word has length 92 [2022-03-01 16:41:06,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:06,556 INFO L470 AbstractCegarLoop]: Abstraction has 3805 states and 10206 transitions. [2022-03-01 16:41:06,556 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) [2022-03-01 16:41:06,556 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 10206 transitions. [2022-03-01 16:41:06,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:06,559 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:06,560 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:06,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-01 16:41:06,560 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)] === [2022-03-01 16:41:06,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:06,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1852539184, now seen corresponding path program 58 times [2022-03-01 16:41:06,560 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:06,560 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721618969] [2022-03-01 16:41:06,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:06,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:06,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:06,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:06,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721618969] [2022-03-01 16:41:06,920 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721618969] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:06,920 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:06,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:06,921 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967672384] [2022-03-01 16:41:06,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:06,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:06,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:06,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:06,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:06,921 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) [2022-03-01 16:41:08,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:08,319 INFO L93 Difference]: Finished difference Result 4880 states and 12677 transitions. [2022-03-01 16:41:08,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:08,319 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 [2022-03-01 16:41:08,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:08,327 INFO L225 Difference]: With dead ends: 4880 [2022-03-01 16:41:08,327 INFO L226 Difference]: Without dead ends: 4880 [2022-03-01 16:41:08,327 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 [2022-03-01 16:41:08,327 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 [2022-03-01 16:41:08,327 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] [2022-03-01 16:41:08,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4880 states. [2022-03-01 16:41:08,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4880 to 3849. [2022-03-01 16:41:08,379 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) [2022-03-01 16:41:08,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3849 states and 10336 transitions. [2022-03-01 16:41:08,385 INFO L78 Accepts]: Start accepts. Automaton has 3849 states and 10336 transitions. Word has length 92 [2022-03-01 16:41:08,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:08,386 INFO L470 AbstractCegarLoop]: Abstraction has 3849 states and 10336 transitions. [2022-03-01 16:41:08,386 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) [2022-03-01 16:41:08,386 INFO L276 IsEmpty]: Start isEmpty. Operand 3849 states and 10336 transitions. [2022-03-01 16:41:08,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:08,389 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:08,389 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:08,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-01 16:41:08,389 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)] === [2022-03-01 16:41:08,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:08,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1852391314, now seen corresponding path program 59 times [2022-03-01 16:41:08,389 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:08,389 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215850162] [2022-03-01 16:41:08,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:08,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:08,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:08,868 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:08,868 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215850162] [2022-03-01 16:41:08,868 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215850162] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:08,868 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:08,868 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:08,868 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537656802] [2022-03-01 16:41:08,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:08,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:08,868 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:08,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:08,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:08,869 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) [2022-03-01 16:41:10,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:10,487 INFO L93 Difference]: Finished difference Result 4814 states and 12527 transitions. [2022-03-01 16:41:10,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:10,487 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 [2022-03-01 16:41:10,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:10,494 INFO L225 Difference]: With dead ends: 4814 [2022-03-01 16:41:10,494 INFO L226 Difference]: Without dead ends: 4814 [2022-03-01 16:41:10,494 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 [2022-03-01 16:41:10,495 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 [2022-03-01 16:41:10,495 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] [2022-03-01 16:41:10,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-03-01 16:41:10,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 3757. [2022-03-01 16:41:10,542 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) [2022-03-01 16:41:10,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 3757 states and 10066 transitions. [2022-03-01 16:41:10,549 INFO L78 Accepts]: Start accepts. Automaton has 3757 states and 10066 transitions. Word has length 92 [2022-03-01 16:41:10,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:10,549 INFO L470 AbstractCegarLoop]: Abstraction has 3757 states and 10066 transitions. [2022-03-01 16:41:10,549 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) [2022-03-01 16:41:10,549 INFO L276 IsEmpty]: Start isEmpty. Operand 3757 states and 10066 transitions. [2022-03-01 16:41:10,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:10,552 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:10,552 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:10,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-01 16:41:10,552 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)] === [2022-03-01 16:41:10,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:10,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1171548622, now seen corresponding path program 60 times [2022-03-01 16:41:10,552 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:10,553 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915891697] [2022-03-01 16:41:10,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:10,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:10,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:10,889 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:10,889 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915891697] [2022-03-01 16:41:10,889 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915891697] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:10,889 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:10,889 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:10,889 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185769326] [2022-03-01 16:41:10,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:10,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:10,889 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:10,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:10,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:10,890 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) [2022-03-01 16:41:12,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:12,468 INFO L93 Difference]: Finished difference Result 5096 states and 13288 transitions. [2022-03-01 16:41:12,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:41:12,468 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 [2022-03-01 16:41:12,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:12,476 INFO L225 Difference]: With dead ends: 5096 [2022-03-01 16:41:12,476 INFO L226 Difference]: Without dead ends: 5096 [2022-03-01 16:41:12,476 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 [2022-03-01 16:41:12,476 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:12,476 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1280 Valid, 1864 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 1722 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:41:12,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5096 states. [2022-03-01 16:41:12,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5096 to 3805. [2022-03-01 16:41:12,526 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) [2022-03-01 16:41:12,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3805 states and 10207 transitions. [2022-03-01 16:41:12,532 INFO L78 Accepts]: Start accepts. Automaton has 3805 states and 10207 transitions. Word has length 92 [2022-03-01 16:41:12,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:12,532 INFO L470 AbstractCegarLoop]: Abstraction has 3805 states and 10207 transitions. [2022-03-01 16:41:12,532 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) [2022-03-01 16:41:12,532 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 10207 transitions. [2022-03-01 16:41:12,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:12,535 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:12,535 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:12,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-01 16:41:12,535 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)] === [2022-03-01 16:41:12,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:12,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1171400752, now seen corresponding path program 61 times [2022-03-01 16:41:12,536 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:12,536 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300653569] [2022-03-01 16:41:12,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:12,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:12,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:12,964 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:12,964 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300653569] [2022-03-01 16:41:12,964 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300653569] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:12,964 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:12,964 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:12,964 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996078761] [2022-03-01 16:41:12,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:12,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:12,965 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:12,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:12,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:12,965 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) [2022-03-01 16:41:14,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:14,636 INFO L93 Difference]: Finished difference Result 4964 states and 12946 transitions. [2022-03-01 16:41:14,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:14,636 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 [2022-03-01 16:41:14,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:14,644 INFO L225 Difference]: With dead ends: 4964 [2022-03-01 16:41:14,644 INFO L226 Difference]: Without dead ends: 4964 [2022-03-01 16:41:14,644 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 [2022-03-01 16:41:14,644 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 990 mSDsluCounter, 1829 mSDsCounter, 0 mSdLazyCounter, 1909 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:14,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [990 Valid, 2084 Invalid, 2047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1909 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:41:14,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4964 states. [2022-03-01 16:41:14,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4964 to 3773. [2022-03-01 16:41:14,696 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) [2022-03-01 16:41:14,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3773 states and 10113 transitions. [2022-03-01 16:41:14,703 INFO L78 Accepts]: Start accepts. Automaton has 3773 states and 10113 transitions. Word has length 92 [2022-03-01 16:41:14,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:14,703 INFO L470 AbstractCegarLoop]: Abstraction has 3773 states and 10113 transitions. [2022-03-01 16:41:14,703 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) [2022-03-01 16:41:14,703 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 10113 transitions. [2022-03-01 16:41:14,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:14,706 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:14,706 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:14,706 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-01 16:41:14,706 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)] === [2022-03-01 16:41:14,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:14,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1289520982, now seen corresponding path program 62 times [2022-03-01 16:41:14,707 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:14,707 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969103121] [2022-03-01 16:41:14,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:14,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:15,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:15,090 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:15,090 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969103121] [2022-03-01 16:41:15,090 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969103121] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:15,090 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:15,090 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:15,091 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323451690] [2022-03-01 16:41:15,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:15,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:15,091 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:15,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:15,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:15,091 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) [2022-03-01 16:41:16,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:16,794 INFO L93 Difference]: Finished difference Result 5032 states and 13121 transitions. [2022-03-01 16:41:16,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:41:16,795 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 [2022-03-01 16:41:16,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:16,804 INFO L225 Difference]: With dead ends: 5032 [2022-03-01 16:41:16,804 INFO L226 Difference]: Without dead ends: 5032 [2022-03-01 16:41:16,804 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 [2022-03-01 16:41:16,804 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 [2022-03-01 16:41:16,804 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] [2022-03-01 16:41:16,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5032 states. [2022-03-01 16:41:16,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5032 to 3805. [2022-03-01 16:41:16,863 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) [2022-03-01 16:41:16,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3805 states and 10207 transitions. [2022-03-01 16:41:16,870 INFO L78 Accepts]: Start accepts. Automaton has 3805 states and 10207 transitions. Word has length 92 [2022-03-01 16:41:16,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:16,870 INFO L470 AbstractCegarLoop]: Abstraction has 3805 states and 10207 transitions. [2022-03-01 16:41:16,870 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) [2022-03-01 16:41:16,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 10207 transitions. [2022-03-01 16:41:16,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:16,874 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:16,874 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, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:16,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-01 16:41:16,874 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)] === [2022-03-01 16:41:16,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:16,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1289373112, now seen corresponding path program 63 times [2022-03-01 16:41:16,874 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:16,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493890232] [2022-03-01 16:41:16,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:16,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:16,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:17,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:17,397 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:17,397 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493890232] [2022-03-01 16:41:17,397 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493890232] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:17,397 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:17,397 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:17,397 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608273591] [2022-03-01 16:41:17,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:17,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:17,397 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:17,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:17,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:17,398 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) [2022-03-01 16:41:19,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:19,080 INFO L93 Difference]: Finished difference Result 4944 states and 12907 transitions. [2022-03-01 16:41:19,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:19,081 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 [2022-03-01 16:41:19,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:19,088 INFO L225 Difference]: With dead ends: 4944 [2022-03-01 16:41:19,088 INFO L226 Difference]: Without dead ends: 4944 [2022-03-01 16:41:19,088 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 [2022-03-01 16:41:19,088 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 [2022-03-01 16:41:19,088 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] [2022-03-01 16:41:19,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4944 states. [2022-03-01 16:41:19,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4944 to 3725. [2022-03-01 16:41:19,134 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) [2022-03-01 16:41:19,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3725 states and 9972 transitions. [2022-03-01 16:41:19,140 INFO L78 Accepts]: Start accepts. Automaton has 3725 states and 9972 transitions. Word has length 92 [2022-03-01 16:41:19,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:19,140 INFO L470 AbstractCegarLoop]: Abstraction has 3725 states and 9972 transitions. [2022-03-01 16:41:19,140 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) [2022-03-01 16:41:19,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 9972 transitions. [2022-03-01 16:41:19,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:19,143 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:19,143 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:19,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-01 16:41:19,143 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)] === [2022-03-01 16:41:19,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:19,150 INFO L85 PathProgramCache]: Analyzing trace with hash -501990928, now seen corresponding path program 64 times [2022-03-01 16:41:19,150 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:19,150 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724646413] [2022-03-01 16:41:19,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:19,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:19,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:19,497 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:19,497 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724646413] [2022-03-01 16:41:19,497 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724646413] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:19,497 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:19,497 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:19,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974739961] [2022-03-01 16:41:19,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:19,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:19,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:19,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:19,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:19,497 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) [2022-03-01 16:41:20,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:20,763 INFO L93 Difference]: Finished difference Result 4730 states and 12258 transitions. [2022-03-01 16:41:20,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:20,763 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 [2022-03-01 16:41:20,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:20,770 INFO L225 Difference]: With dead ends: 4730 [2022-03-01 16:41:20,770 INFO L226 Difference]: Without dead ends: 4730 [2022-03-01 16:41:20,770 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 [2022-03-01 16:41:20,770 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1177 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:20,770 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1177 Valid, 1870 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:41:20,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4730 states. [2022-03-01 16:41:20,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4730 to 3747. [2022-03-01 16:41:20,816 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) [2022-03-01 16:41:20,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 3747 states and 10037 transitions. [2022-03-01 16:41:20,821 INFO L78 Accepts]: Start accepts. Automaton has 3747 states and 10037 transitions. Word has length 92 [2022-03-01 16:41:20,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:20,822 INFO L470 AbstractCegarLoop]: Abstraction has 3747 states and 10037 transitions. [2022-03-01 16:41:20,822 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) [2022-03-01 16:41:20,822 INFO L276 IsEmpty]: Start isEmpty. Operand 3747 states and 10037 transitions. [2022-03-01 16:41:20,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:20,824 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:20,825 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:20,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-01 16:41:20,825 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)] === [2022-03-01 16:41:20,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:20,825 INFO L85 PathProgramCache]: Analyzing trace with hash -502138798, now seen corresponding path program 65 times [2022-03-01 16:41:20,825 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:20,825 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867394338] [2022-03-01 16:41:20,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:20,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:21,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:21,193 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:21,193 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867394338] [2022-03-01 16:41:21,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867394338] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:21,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:21,193 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:21,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341671790] [2022-03-01 16:41:21,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:21,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:21,193 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:21,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:21,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:21,194 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) [2022-03-01 16:41:22,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:22,538 INFO L93 Difference]: Finished difference Result 4664 states and 12108 transitions. [2022-03-01 16:41:22,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:22,538 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 [2022-03-01 16:41:22,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:22,546 INFO L225 Difference]: With dead ends: 4664 [2022-03-01 16:41:22,546 INFO L226 Difference]: Without dead ends: 4664 [2022-03-01 16:41:22,546 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 [2022-03-01 16:41:22,547 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1114 mSDsluCounter, 1822 mSDsCounter, 0 mSdLazyCounter, 1903 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:22,547 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1114 Valid, 2074 Invalid, 2043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1903 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:41:22,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4664 states. [2022-03-01 16:41:22,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4664 to 3701. [2022-03-01 16:41:22,601 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) [2022-03-01 16:41:22,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 3701 states and 9902 transitions. [2022-03-01 16:41:22,608 INFO L78 Accepts]: Start accepts. Automaton has 3701 states and 9902 transitions. Word has length 92 [2022-03-01 16:41:22,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:22,608 INFO L470 AbstractCegarLoop]: Abstraction has 3701 states and 9902 transitions. [2022-03-01 16:41:22,609 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) [2022-03-01 16:41:22,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 9902 transitions. [2022-03-01 16:41:22,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:22,614 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:22,614 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:22,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-01 16:41:22,615 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)] === [2022-03-01 16:41:22,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:22,615 INFO L85 PathProgramCache]: Analyzing trace with hash -384018568, now seen corresponding path program 66 times [2022-03-01 16:41:22,615 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:22,615 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461295563] [2022-03-01 16:41:22,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:22,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:23,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:23,063 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:23,063 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461295563] [2022-03-01 16:41:23,063 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461295563] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:23,063 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:23,063 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:23,063 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197291225] [2022-03-01 16:41:23,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:23,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:23,064 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:23,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:23,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:23,064 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) [2022-03-01 16:41:24,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:24,555 INFO L93 Difference]: Finished difference Result 4866 states and 12655 transitions. [2022-03-01 16:41:24,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:41:24,555 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 [2022-03-01 16:41:24,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:24,562 INFO L225 Difference]: With dead ends: 4866 [2022-03-01 16:41:24,562 INFO L226 Difference]: Without dead ends: 4866 [2022-03-01 16:41:24,563 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 [2022-03-01 16:41:24,563 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1262 mSDsluCounter, 1370 mSDsCounter, 0 mSdLazyCounter, 1481 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-01 16:41:24,563 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] [2022-03-01 16:41:24,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4866 states. [2022-03-01 16:41:24,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4866 to 3733. [2022-03-01 16:41:24,616 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) [2022-03-01 16:41:24,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 3733 states and 9996 transitions. [2022-03-01 16:41:24,623 INFO L78 Accepts]: Start accepts. Automaton has 3733 states and 9996 transitions. Word has length 92 [2022-03-01 16:41:24,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:24,623 INFO L470 AbstractCegarLoop]: Abstraction has 3733 states and 9996 transitions. [2022-03-01 16:41:24,623 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) [2022-03-01 16:41:24,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3733 states and 9996 transitions. [2022-03-01 16:41:24,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:24,626 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:24,626 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:24,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-01 16:41:24,626 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)] === [2022-03-01 16:41:24,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:24,626 INFO L85 PathProgramCache]: Analyzing trace with hash -384166438, now seen corresponding path program 67 times [2022-03-01 16:41:24,627 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:24,627 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672600942] [2022-03-01 16:41:24,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:24,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:25,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:25,110 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:25,110 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672600942] [2022-03-01 16:41:25,110 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672600942] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:25,110 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:25,110 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:25,110 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809481936] [2022-03-01 16:41:25,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:25,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:25,111 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:25,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:25,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:25,111 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) [2022-03-01 16:41:26,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:26,476 INFO L93 Difference]: Finished difference Result 4778 states and 12441 transitions. [2022-03-01 16:41:26,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:26,476 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 [2022-03-01 16:41:26,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:26,484 INFO L225 Difference]: With dead ends: 4778 [2022-03-01 16:41:26,484 INFO L226 Difference]: Without dead ends: 4778 [2022-03-01 16:41:26,484 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 [2022-03-01 16:41:26,485 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1281 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:26,485 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1281 Valid, 1844 Invalid, 1868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:41:26,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4778 states. [2022-03-01 16:41:26,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4778 to 3685. [2022-03-01 16:41:26,536 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) [2022-03-01 16:41:26,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3685 states and 9855 transitions. [2022-03-01 16:41:26,543 INFO L78 Accepts]: Start accepts. Automaton has 3685 states and 9855 transitions. Word has length 92 [2022-03-01 16:41:26,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:26,543 INFO L470 AbstractCegarLoop]: Abstraction has 3685 states and 9855 transitions. [2022-03-01 16:41:26,543 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) [2022-03-01 16:41:26,543 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 9855 transitions. [2022-03-01 16:41:26,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:26,546 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:26,546 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:26,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-01 16:41:26,546 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)] === [2022-03-01 16:41:26,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:26,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1305430216, now seen corresponding path program 68 times [2022-03-01 16:41:26,547 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:26,547 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457379532] [2022-03-01 16:41:26,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:26,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:26,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:26,948 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:26,948 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457379532] [2022-03-01 16:41:26,948 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457379532] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:26,948 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:26,948 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:26,948 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254171454] [2022-03-01 16:41:26,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:26,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:26,949 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:26,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:26,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:26,949 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) [2022-03-01 16:41:28,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:28,164 INFO L93 Difference]: Finished difference Result 4678 states and 12120 transitions. [2022-03-01 16:41:28,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:28,164 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 [2022-03-01 16:41:28,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:28,171 INFO L225 Difference]: With dead ends: 4678 [2022-03-01 16:41:28,171 INFO L226 Difference]: Without dead ends: 4678 [2022-03-01 16:41:28,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:28,172 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1041 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:28,172 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1041 Valid, 1894 Invalid, 1838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:41:28,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2022-03-01 16:41:28,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 3655. [2022-03-01 16:41:28,220 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) [2022-03-01 16:41:28,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 3655 states and 9765 transitions. [2022-03-01 16:41:28,227 INFO L78 Accepts]: Start accepts. Automaton has 3655 states and 9765 transitions. Word has length 92 [2022-03-01 16:41:28,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:28,227 INFO L470 AbstractCegarLoop]: Abstraction has 3655 states and 9765 transitions. [2022-03-01 16:41:28,227 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) [2022-03-01 16:41:28,227 INFO L276 IsEmpty]: Start isEmpty. Operand 3655 states and 9765 transitions. [2022-03-01 16:41:28,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:28,230 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:28,230 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:28,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-01 16:41:28,230 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)] === [2022-03-01 16:41:28,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:28,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1305282346, now seen corresponding path program 69 times [2022-03-01 16:41:28,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:28,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587093970] [2022-03-01 16:41:28,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:28,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:28,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:28,774 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:28,774 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587093970] [2022-03-01 16:41:28,774 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587093970] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:28,774 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:28,774 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:28,774 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265140354] [2022-03-01 16:41:28,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:28,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:28,774 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:28,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:28,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:28,775 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) [2022-03-01 16:41:30,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:30,227 INFO L93 Difference]: Finished difference Result 4612 states and 11970 transitions. [2022-03-01 16:41:30,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:30,227 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 [2022-03-01 16:41:30,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:30,234 INFO L225 Difference]: With dead ends: 4612 [2022-03-01 16:41:30,234 INFO L226 Difference]: Without dead ends: 4612 [2022-03-01 16:41:30,234 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 [2022-03-01 16:41:30,234 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 [2022-03-01 16:41:30,234 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] [2022-03-01 16:41:30,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4612 states. [2022-03-01 16:41:30,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4612 to 3505. [2022-03-01 16:41:30,279 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) [2022-03-01 16:41:30,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 3505 states and 9323 transitions. [2022-03-01 16:41:30,287 INFO L78 Accepts]: Start accepts. Automaton has 3505 states and 9323 transitions. Word has length 92 [2022-03-01 16:41:30,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:30,288 INFO L470 AbstractCegarLoop]: Abstraction has 3505 states and 9323 transitions. [2022-03-01 16:41:30,288 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) [2022-03-01 16:41:30,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3505 states and 9323 transitions. [2022-03-01 16:41:30,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:30,290 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:30,291 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:30,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-01 16:41:30,291 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)] === [2022-03-01 16:41:30,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:30,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1597488412, now seen corresponding path program 78 times [2022-03-01 16:41:30,291 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:30,291 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118780482] [2022-03-01 16:41:30,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:30,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:30,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:30,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:30,645 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:30,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118780482] [2022-03-01 16:41:30,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118780482] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:30,645 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:30,645 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:30,645 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699730870] [2022-03-01 16:41:30,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:30,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:30,646 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:30,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:30,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:30,646 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) [2022-03-01 16:41:31,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:31,981 INFO L93 Difference]: Finished difference Result 4332 states and 11160 transitions. [2022-03-01 16:41:31,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:31,989 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 [2022-03-01 16:41:31,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:31,994 INFO L225 Difference]: With dead ends: 4332 [2022-03-01 16:41:31,995 INFO L226 Difference]: Without dead ends: 4332 [2022-03-01 16:41:31,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:31,995 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 [2022-03-01 16:41:31,995 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] [2022-03-01 16:41:32,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4332 states. [2022-03-01 16:41:32,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4332 to 3533. [2022-03-01 16:41:32,035 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) [2022-03-01 16:41:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3533 states and 9405 transitions. [2022-03-01 16:41:32,040 INFO L78 Accepts]: Start accepts. Automaton has 3533 states and 9405 transitions. Word has length 92 [2022-03-01 16:41:32,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:32,040 INFO L470 AbstractCegarLoop]: Abstraction has 3533 states and 9405 transitions. [2022-03-01 16:41:32,040 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) [2022-03-01 16:41:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 9405 transitions. [2022-03-01 16:41:32,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:32,043 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:32,043 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:32,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-01 16:41:32,043 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)] === [2022-03-01 16:41:32,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:32,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1593201112, now seen corresponding path program 79 times [2022-03-01 16:41:32,043 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:32,043 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955676574] [2022-03-01 16:41:32,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:32,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:32,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:32,367 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:32,367 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955676574] [2022-03-01 16:41:32,367 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955676574] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:32,367 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:32,367 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:32,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480532391] [2022-03-01 16:41:32,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:32,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:32,367 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:32,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:32,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:32,368 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) [2022-03-01 16:41:33,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:33,465 INFO L93 Difference]: Finished difference Result 4431 states and 11437 transitions. [2022-03-01 16:41:33,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:33,465 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 [2022-03-01 16:41:33,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:33,471 INFO L225 Difference]: With dead ends: 4431 [2022-03-01 16:41:33,472 INFO L226 Difference]: Without dead ends: 4431 [2022-03-01 16:41:33,472 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 [2022-03-01 16:41:33,472 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1203 mSDsluCounter, 1041 mSDsCounter, 0 mSdLazyCounter, 1097 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:33,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1203 Valid, 1296 Invalid, 1249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1097 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:41:33,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4431 states. [2022-03-01 16:41:33,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4431 to 3544. [2022-03-01 16:41:33,513 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) [2022-03-01 16:41:33,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3544 states and 9437 transitions. [2022-03-01 16:41:33,519 INFO L78 Accepts]: Start accepts. Automaton has 3544 states and 9437 transitions. Word has length 92 [2022-03-01 16:41:33,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:33,519 INFO L470 AbstractCegarLoop]: Abstraction has 3544 states and 9437 transitions. [2022-03-01 16:41:33,519 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) [2022-03-01 16:41:33,519 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 9437 transitions. [2022-03-01 16:41:33,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:33,522 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:33,522 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] [2022-03-01 16:41:33,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-01 16:41:33,522 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)] === [2022-03-01 16:41:33,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:33,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1593336892, now seen corresponding path program 80 times [2022-03-01 16:41:33,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:33,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966048761] [2022-03-01 16:41:33,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:33,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:33,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:33,961 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:33,961 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966048761] [2022-03-01 16:41:33,961 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966048761] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:33,961 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:33,961 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:33,961 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043056809] [2022-03-01 16:41:33,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:33,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:33,961 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:33,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:33,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:33,962 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) [2022-03-01 16:41:35,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:35,176 INFO L93 Difference]: Finished difference Result 4365 states and 11267 transitions. [2022-03-01 16:41:35,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:35,176 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 [2022-03-01 16:41:35,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:35,182 INFO L225 Difference]: With dead ends: 4365 [2022-03-01 16:41:35,183 INFO L226 Difference]: Without dead ends: 4365 [2022-03-01 16:41:35,183 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 [2022-03-01 16:41:35,183 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:35,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [823 Valid, 1801 Invalid, 1677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1567 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:41:35,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4365 states. [2022-03-01 16:41:35,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4365 to 3489. [2022-03-01 16:41:35,226 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) [2022-03-01 16:41:35,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 3489 states and 9277 transitions. [2022-03-01 16:41:35,231 INFO L78 Accepts]: Start accepts. Automaton has 3489 states and 9277 transitions. Word has length 92 [2022-03-01 16:41:35,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:35,231 INFO L470 AbstractCegarLoop]: Abstraction has 3489 states and 9277 transitions. [2022-03-01 16:41:35,231 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) [2022-03-01 16:41:35,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3489 states and 9277 transitions. [2022-03-01 16:41:35,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:35,234 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:35,234 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:35,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-01 16:41:35,234 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)] === [2022-03-01 16:41:35,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:35,234 INFO L85 PathProgramCache]: Analyzing trace with hash -1166164356, now seen corresponding path program 81 times [2022-03-01 16:41:35,234 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:35,234 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112478296] [2022-03-01 16:41:35,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:35,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:35,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:35,666 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:35,666 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112478296] [2022-03-01 16:41:35,667 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112478296] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:35,667 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:35,667 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:35,667 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850702447] [2022-03-01 16:41:35,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:35,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:35,667 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:35,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:35,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:35,668 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) [2022-03-01 16:41:36,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:36,919 INFO L93 Difference]: Finished difference Result 4530 states and 11714 transitions. [2022-03-01 16:41:36,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:36,919 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 [2022-03-01 16:41:36,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:36,925 INFO L225 Difference]: With dead ends: 4530 [2022-03-01 16:41:36,926 INFO L226 Difference]: Without dead ends: 4530 [2022-03-01 16:41:36,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:36,926 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 [2022-03-01 16:41:36,926 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] [2022-03-01 16:41:36,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4530 states. [2022-03-01 16:41:37,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4530 to 3544. [2022-03-01 16:41:37,014 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) [2022-03-01 16:41:37,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3544 states and 9437 transitions. [2022-03-01 16:41:37,020 INFO L78 Accepts]: Start accepts. Automaton has 3544 states and 9437 transitions. Word has length 92 [2022-03-01 16:41:37,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:37,020 INFO L470 AbstractCegarLoop]: Abstraction has 3544 states and 9437 transitions. [2022-03-01 16:41:37,020 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) [2022-03-01 16:41:37,020 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 9437 transitions. [2022-03-01 16:41:37,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:37,022 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:37,022 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:37,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-01 16:41:37,023 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)] === [2022-03-01 16:41:37,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:37,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1161877056, now seen corresponding path program 82 times [2022-03-01 16:41:37,024 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:37,024 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346421691] [2022-03-01 16:41:37,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:37,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:37,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:37,384 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:37,384 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346421691] [2022-03-01 16:41:37,384 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346421691] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:37,384 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:37,384 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:37,384 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267450190] [2022-03-01 16:41:37,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:37,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:37,384 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:37,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:37,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:37,384 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) [2022-03-01 16:41:38,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:38,800 INFO L93 Difference]: Finished difference Result 4629 states and 11991 transitions. [2022-03-01 16:41:38,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:41:38,800 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 [2022-03-01 16:41:38,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:38,807 INFO L225 Difference]: With dead ends: 4629 [2022-03-01 16:41:38,808 INFO L226 Difference]: Without dead ends: 4629 [2022-03-01 16:41:38,808 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 [2022-03-01 16:41:38,808 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:38,808 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1126 Valid, 1717 Invalid, 1575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1458 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:41:38,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4629 states. [2022-03-01 16:41:38,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4629 to 3555. [2022-03-01 16:41:38,857 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) [2022-03-01 16:41:38,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3555 states and 9469 transitions. [2022-03-01 16:41:38,863 INFO L78 Accepts]: Start accepts. Automaton has 3555 states and 9469 transitions. Word has length 92 [2022-03-01 16:41:38,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:38,863 INFO L470 AbstractCegarLoop]: Abstraction has 3555 states and 9469 transitions. [2022-03-01 16:41:38,863 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) [2022-03-01 16:41:38,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 9469 transitions. [2022-03-01 16:41:38,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:38,866 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:38,866 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:38,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-01 16:41:38,866 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)] === [2022-03-01 16:41:38,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:38,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1162012836, now seen corresponding path program 83 times [2022-03-01 16:41:38,866 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:38,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400121220] [2022-03-01 16:41:38,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:38,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:39,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:39,313 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:39,313 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400121220] [2022-03-01 16:41:39,313 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400121220] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:39,313 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:39,313 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:39,313 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407716314] [2022-03-01 16:41:39,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:39,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:39,313 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:39,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:39,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:39,314 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) [2022-03-01 16:41:40,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:40,900 INFO L93 Difference]: Finished difference Result 4563 states and 11821 transitions. [2022-03-01 16:41:40,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:40,901 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 [2022-03-01 16:41:40,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:40,908 INFO L225 Difference]: With dead ends: 4563 [2022-03-01 16:41:40,908 INFO L226 Difference]: Without dead ends: 4563 [2022-03-01 16:41:40,908 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 [2022-03-01 16:41:40,909 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 837 mSDsluCounter, 1584 mSDsCounter, 0 mSdLazyCounter, 1637 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-03-01 16:41:40,909 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] [2022-03-01 16:41:40,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4563 states. [2022-03-01 16:41:40,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4563 to 3511. [2022-03-01 16:41:40,952 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) [2022-03-01 16:41:40,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 3511 states and 9341 transitions. [2022-03-01 16:41:40,958 INFO L78 Accepts]: Start accepts. Automaton has 3511 states and 9341 transitions. Word has length 92 [2022-03-01 16:41:40,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:40,959 INFO L470 AbstractCegarLoop]: Abstraction has 3511 states and 9341 transitions. [2022-03-01 16:41:40,959 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) [2022-03-01 16:41:40,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3511 states and 9341 transitions. [2022-03-01 16:41:40,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:40,961 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:40,961 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] [2022-03-01 16:41:40,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-01 16:41:40,962 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)] === [2022-03-01 16:41:40,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:40,962 INFO L85 PathProgramCache]: Analyzing trace with hash -487795110, now seen corresponding path program 84 times [2022-03-01 16:41:40,962 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:40,962 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879960144] [2022-03-01 16:41:40,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:40,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:41,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:41,354 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:41,354 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879960144] [2022-03-01 16:41:41,354 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879960144] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:41,354 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:41,354 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:41,354 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628591722] [2022-03-01 16:41:41,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:41,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:41,354 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:41,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:41,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:41,355 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) [2022-03-01 16:41:42,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:42,782 INFO L93 Difference]: Finished difference Result 4420 states and 11416 transitions. [2022-03-01 16:41:42,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:42,782 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 [2022-03-01 16:41:42,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:42,790 INFO L225 Difference]: With dead ends: 4420 [2022-03-01 16:41:42,790 INFO L226 Difference]: Without dead ends: 4420 [2022-03-01 16:41:42,790 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 [2022-03-01 16:41:42,790 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 [2022-03-01 16:41:42,790 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] [2022-03-01 16:41:42,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4420 states. [2022-03-01 16:41:42,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4420 to 3533. [2022-03-01 16:41:42,841 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) [2022-03-01 16:41:42,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3533 states and 9405 transitions. [2022-03-01 16:41:42,848 INFO L78 Accepts]: Start accepts. Automaton has 3533 states and 9405 transitions. Word has length 92 [2022-03-01 16:41:42,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:42,848 INFO L470 AbstractCegarLoop]: Abstraction has 3533 states and 9405 transitions. [2022-03-01 16:41:42,848 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) [2022-03-01 16:41:42,848 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 9405 transitions. [2022-03-01 16:41:42,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:42,851 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:42,851 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:42,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-01 16:41:42,851 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)] === [2022-03-01 16:41:42,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:42,852 INFO L85 PathProgramCache]: Analyzing trace with hash -483507810, now seen corresponding path program 85 times [2022-03-01 16:41:42,852 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:42,852 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587901536] [2022-03-01 16:41:42,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:42,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:43,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:43,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:43,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587901536] [2022-03-01 16:41:43,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587901536] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:43,201 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:43,201 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:43,201 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821359256] [2022-03-01 16:41:43,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:43,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:43,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:43,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:43,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:43,202 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) [2022-03-01 16:41:44,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:44,769 INFO L93 Difference]: Finished difference Result 4574 states and 11842 transitions. [2022-03-01 16:41:44,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:41:44,770 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 [2022-03-01 16:41:44,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:44,777 INFO L225 Difference]: With dead ends: 4574 [2022-03-01 16:41:44,777 INFO L226 Difference]: Without dead ends: 4574 [2022-03-01 16:41:44,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=413, Invalid=847, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:41:44,778 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:44,778 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1121 Valid, 1843 Invalid, 1718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1597 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:44,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4574 states. [2022-03-01 16:41:44,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4574 to 3544. [2022-03-01 16:41:44,826 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) [2022-03-01 16:41:44,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3544 states and 9437 transitions. [2022-03-01 16:41:44,832 INFO L78 Accepts]: Start accepts. Automaton has 3544 states and 9437 transitions. Word has length 92 [2022-03-01 16:41:44,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:44,832 INFO L470 AbstractCegarLoop]: Abstraction has 3544 states and 9437 transitions. [2022-03-01 16:41:44,832 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) [2022-03-01 16:41:44,832 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 9437 transitions. [2022-03-01 16:41:44,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:44,835 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:44,835 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:44,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-01 16:41:44,835 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)] === [2022-03-01 16:41:44,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:44,835 INFO L85 PathProgramCache]: Analyzing trace with hash -483643590, now seen corresponding path program 86 times [2022-03-01 16:41:44,835 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:44,835 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990266892] [2022-03-01 16:41:44,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:44,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:45,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:45,196 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:45,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990266892] [2022-03-01 16:41:45,196 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990266892] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:45,196 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:45,196 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:45,196 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023179118] [2022-03-01 16:41:45,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:45,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:45,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:45,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:45,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:45,197 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) [2022-03-01 16:41:46,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:46,735 INFO L93 Difference]: Finished difference Result 4486 states and 11608 transitions. [2022-03-01 16:41:46,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:46,735 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 [2022-03-01 16:41:46,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:46,742 INFO L225 Difference]: With dead ends: 4486 [2022-03-01 16:41:46,743 INFO L226 Difference]: Without dead ends: 4486 [2022-03-01 16:41:46,743 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:46,743 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:46,743 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1093 Valid, 1842 Invalid, 1735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1611 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:46,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4486 states. [2022-03-01 16:41:46,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4486 to 3522. [2022-03-01 16:41:46,788 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) [2022-03-01 16:41:46,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 3522 states and 9373 transitions. [2022-03-01 16:41:46,794 INFO L78 Accepts]: Start accepts. Automaton has 3522 states and 9373 transitions. Word has length 92 [2022-03-01 16:41:46,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:46,794 INFO L470 AbstractCegarLoop]: Abstraction has 3522 states and 9373 transitions. [2022-03-01 16:41:46,794 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) [2022-03-01 16:41:46,794 INFO L276 IsEmpty]: Start isEmpty. Operand 3522 states and 9373 transitions. [2022-03-01 16:41:46,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:46,796 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:46,797 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] [2022-03-01 16:41:46,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-01 16:41:46,797 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)] === [2022-03-01 16:41:46,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:46,797 INFO L85 PathProgramCache]: Analyzing trace with hash -373665510, now seen corresponding path program 87 times [2022-03-01 16:41:46,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:46,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124124411] [2022-03-01 16:41:46,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:46,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:47,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:47,124 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:47,124 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124124411] [2022-03-01 16:41:47,124 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124124411] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:47,124 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:47,124 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:47,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38727509] [2022-03-01 16:41:47,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:47,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:47,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:47,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:47,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:47,125 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) [2022-03-01 16:41:48,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:48,635 INFO L93 Difference]: Finished difference Result 4508 states and 11661 transitions. [2022-03-01 16:41:48,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:41:48,635 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 [2022-03-01 16:41:48,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:48,642 INFO L225 Difference]: With dead ends: 4508 [2022-03-01 16:41:48,643 INFO L226 Difference]: Without dead ends: 4508 [2022-03-01 16:41:48,643 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 [2022-03-01 16:41:48,643 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:48,643 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [896 Valid, 1606 Invalid, 1415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:41:48,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4508 states. [2022-03-01 16:41:48,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4508 to 3533. [2022-03-01 16:41:48,688 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) [2022-03-01 16:41:48,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3533 states and 9405 transitions. [2022-03-01 16:41:48,693 INFO L78 Accepts]: Start accepts. Automaton has 3533 states and 9405 transitions. Word has length 92 [2022-03-01 16:41:48,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:48,693 INFO L470 AbstractCegarLoop]: Abstraction has 3533 states and 9405 transitions. [2022-03-01 16:41:48,693 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) [2022-03-01 16:41:48,693 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 9405 transitions. [2022-03-01 16:41:48,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:48,696 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:48,696 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:48,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-01 16:41:48,696 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)] === [2022-03-01 16:41:48,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:48,696 INFO L85 PathProgramCache]: Analyzing trace with hash -377153940, now seen corresponding path program 88 times [2022-03-01 16:41:48,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:48,697 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480177048] [2022-03-01 16:41:48,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:48,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:49,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:49,086 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:49,086 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480177048] [2022-03-01 16:41:49,086 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480177048] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:49,086 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:49,086 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:49,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510567153] [2022-03-01 16:41:49,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:49,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:49,086 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:49,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:49,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:49,087 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) [2022-03-01 16:41:51,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:51,010 INFO L93 Difference]: Finished difference Result 4552 states and 11789 transitions. [2022-03-01 16:41:51,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:41:51,010 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 [2022-03-01 16:41:51,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:51,019 INFO L225 Difference]: With dead ends: 4552 [2022-03-01 16:41:51,019 INFO L226 Difference]: Without dead ends: 4552 [2022-03-01 16:41:51,019 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 [2022-03-01 16:41:51,019 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 856 mSDsluCounter, 1980 mSDsCounter, 0 mSdLazyCounter, 2037 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:51,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [856 Valid, 2242 Invalid, 2151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 2037 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:41:51,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4552 states. [2022-03-01 16:41:51,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4552 to 3544. [2022-03-01 16:41:51,068 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) [2022-03-01 16:41:51,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 3544 states and 9437 transitions. [2022-03-01 16:41:51,074 INFO L78 Accepts]: Start accepts. Automaton has 3544 states and 9437 transitions. Word has length 92 [2022-03-01 16:41:51,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:51,074 INFO L470 AbstractCegarLoop]: Abstraction has 3544 states and 9437 transitions. [2022-03-01 16:41:51,074 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) [2022-03-01 16:41:51,074 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 9437 transitions. [2022-03-01 16:41:51,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:51,077 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:51,077 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] [2022-03-01 16:41:51,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-01 16:41:51,077 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)] === [2022-03-01 16:41:51,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:51,078 INFO L85 PathProgramCache]: Analyzing trace with hash -377289720, now seen corresponding path program 89 times [2022-03-01 16:41:51,078 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:51,078 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199897547] [2022-03-01 16:41:51,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:51,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:51,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:51,590 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:51,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199897547] [2022-03-01 16:41:51,590 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199897547] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:51,590 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:51,590 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:51,590 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074441798] [2022-03-01 16:41:51,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:51,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:51,590 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:51,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:51,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:51,591 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) [2022-03-01 16:41:52,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:52,922 INFO L93 Difference]: Finished difference Result 4486 states and 11619 transitions. [2022-03-01 16:41:52,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:52,922 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 [2022-03-01 16:41:52,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:52,929 INFO L225 Difference]: With dead ends: 4486 [2022-03-01 16:41:52,929 INFO L226 Difference]: Without dead ends: 4486 [2022-03-01 16:41:52,929 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 [2022-03-01 16:41:52,929 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:52,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [832 Valid, 1551 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1393 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:41:52,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4486 states. [2022-03-01 16:41:52,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4486 to 3478. [2022-03-01 16:41:52,974 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) [2022-03-01 16:41:52,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 3478 states and 9245 transitions. [2022-03-01 16:41:52,979 INFO L78 Accepts]: Start accepts. Automaton has 3478 states and 9245 transitions. Word has length 92 [2022-03-01 16:41:52,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:52,980 INFO L470 AbstractCegarLoop]: Abstraction has 3478 states and 9245 transitions. [2022-03-01 16:41:52,980 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) [2022-03-01 16:41:52,980 INFO L276 IsEmpty]: Start isEmpty. Operand 3478 states and 9245 transitions. [2022-03-01 16:41:52,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:52,982 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:52,982 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:52,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-01 16:41:52,982 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)] === [2022-03-01 16:41:52,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:52,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1745447180, now seen corresponding path program 90 times [2022-03-01 16:41:52,983 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:52,983 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109686251] [2022-03-01 16:41:52,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:52,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:53,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:53,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:53,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109686251] [2022-03-01 16:41:53,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109686251] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:53,346 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:53,346 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:53,346 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848580523] [2022-03-01 16:41:53,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:53,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:53,346 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:53,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:53,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:53,347 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) [2022-03-01 16:41:54,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:54,706 INFO L93 Difference]: Finished difference Result 4233 states and 10894 transitions. [2022-03-01 16:41:54,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:54,706 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 [2022-03-01 16:41:54,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:54,713 INFO L225 Difference]: With dead ends: 4233 [2022-03-01 16:41:54,713 INFO L226 Difference]: Without dead ends: 4233 [2022-03-01 16:41:54,713 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 [2022-03-01 16:41:54,714 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 [2022-03-01 16:41:54,714 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] [2022-03-01 16:41:54,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4233 states. [2022-03-01 16:41:54,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4233 to 3479. [2022-03-01 16:41:54,761 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) [2022-03-01 16:41:54,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3479 states and 9249 transitions. [2022-03-01 16:41:54,767 INFO L78 Accepts]: Start accepts. Automaton has 3479 states and 9249 transitions. Word has length 92 [2022-03-01 16:41:54,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:54,768 INFO L470 AbstractCegarLoop]: Abstraction has 3479 states and 9249 transitions. [2022-03-01 16:41:54,768 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) [2022-03-01 16:41:54,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 9249 transitions. [2022-03-01 16:41:54,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:54,770 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:54,770 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] [2022-03-01 16:41:54,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-01 16:41:54,771 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)] === [2022-03-01 16:41:54,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:54,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1749734480, now seen corresponding path program 91 times [2022-03-01 16:41:54,771 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:54,771 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139003206] [2022-03-01 16:41:54,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:54,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:55,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:55,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:55,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139003206] [2022-03-01 16:41:55,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139003206] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:55,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:55,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:55,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106870432] [2022-03-01 16:41:55,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:55,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:55,050 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:55,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:55,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:55,050 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) [2022-03-01 16:41:56,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:56,605 INFO L93 Difference]: Finished difference Result 4332 states and 11171 transitions. [2022-03-01 16:41:56,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:56,605 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 [2022-03-01 16:41:56,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:56,612 INFO L225 Difference]: With dead ends: 4332 [2022-03-01 16:41:56,612 INFO L226 Difference]: Without dead ends: 4332 [2022-03-01 16:41:56,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=362, Invalid=760, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:56,612 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 824 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1925 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:56,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [824 Valid, 2113 Invalid, 2033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1925 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:41:56,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4332 states. [2022-03-01 16:41:56,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4332 to 3490. [2022-03-01 16:41:56,660 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) [2022-03-01 16:41:56,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 3490 states and 9281 transitions. [2022-03-01 16:41:56,665 INFO L78 Accepts]: Start accepts. Automaton has 3490 states and 9281 transitions. Word has length 92 [2022-03-01 16:41:56,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:56,666 INFO L470 AbstractCegarLoop]: Abstraction has 3490 states and 9281 transitions. [2022-03-01 16:41:56,666 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) [2022-03-01 16:41:56,666 INFO L276 IsEmpty]: Start isEmpty. Operand 3490 states and 9281 transitions. [2022-03-01 16:41:56,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:56,668 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:56,668 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:56,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-01 16:41:56,669 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)] === [2022-03-01 16:41:56,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:56,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1749598700, now seen corresponding path program 92 times [2022-03-01 16:41:56,669 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:56,669 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747910293] [2022-03-01 16:41:56,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:56,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:57,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:57,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:57,162 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747910293] [2022-03-01 16:41:57,162 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747910293] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:57,162 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:57,162 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:57,162 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048928605] [2022-03-01 16:41:57,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:57,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:57,162 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:57,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:57,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:57,163 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) [2022-03-01 16:41:58,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:58,712 INFO L93 Difference]: Finished difference Result 4266 states and 11001 transitions. [2022-03-01 16:41:58,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:58,713 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 [2022-03-01 16:41:58,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:58,719 INFO L225 Difference]: With dead ends: 4266 [2022-03-01 16:41:58,719 INFO L226 Difference]: Without dead ends: 4266 [2022-03-01 16:41:58,720 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:58,720 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 [2022-03-01 16:41:58,720 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] [2022-03-01 16:41:58,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4266 states. [2022-03-01 16:41:58,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4266 to 3446. [2022-03-01 16:41:58,764 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) [2022-03-01 16:41:58,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 3446 states and 9153 transitions. [2022-03-01 16:41:58,769 INFO L78 Accepts]: Start accepts. Automaton has 3446 states and 9153 transitions. Word has length 92 [2022-03-01 16:41:58,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:58,769 INFO L470 AbstractCegarLoop]: Abstraction has 3446 states and 9153 transitions. [2022-03-01 16:41:58,769 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) [2022-03-01 16:41:58,770 INFO L276 IsEmpty]: Start isEmpty. Operand 3446 states and 9153 transitions. [2022-03-01 16:41:58,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:41:58,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:58,772 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:58,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-01 16:41:58,772 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)] === [2022-03-01 16:41:58,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:58,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1871150870, now seen corresponding path program 93 times [2022-03-01 16:41:58,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:58,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049066375] [2022-03-01 16:41:58,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:58,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:58,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:59,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:59,135 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:59,135 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049066375] [2022-03-01 16:41:59,135 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049066375] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:59,135 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:59,135 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:59,136 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290211899] [2022-03-01 16:41:59,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:59,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:59,136 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:59,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:59,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:59,136 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) [2022-03-01 16:42:00,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:00,467 INFO L93 Difference]: Finished difference Result 4299 states and 11086 transitions. [2022-03-01 16:42:00,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:00,467 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 [2022-03-01 16:42:00,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:00,474 INFO L225 Difference]: With dead ends: 4299 [2022-03-01 16:42:00,474 INFO L226 Difference]: Without dead ends: 4299 [2022-03-01 16:42:00,474 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 [2022-03-01 16:42:00,474 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 [2022-03-01 16:42:00,474 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] [2022-03-01 16:42:00,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4299 states. [2022-03-01 16:42:00,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4299 to 3468. [2022-03-01 16:42:00,525 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) [2022-03-01 16:42:00,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 3468 states and 9217 transitions. [2022-03-01 16:42:00,531 INFO L78 Accepts]: Start accepts. Automaton has 3468 states and 9217 transitions. Word has length 92 [2022-03-01 16:42:00,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:00,531 INFO L470 AbstractCegarLoop]: Abstraction has 3468 states and 9217 transitions. [2022-03-01 16:42:00,531 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) [2022-03-01 16:42:00,531 INFO L276 IsEmpty]: Start isEmpty. Operand 3468 states and 9217 transitions. [2022-03-01 16:42:00,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:00,534 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:00,534 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:00,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-01 16:42:00,534 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)] === [2022-03-01 16:42:00,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:00,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1866863570, now seen corresponding path program 94 times [2022-03-01 16:42:00,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:00,535 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874403545] [2022-03-01 16:42:00,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:00,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:00,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:00,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:00,902 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:00,902 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874403545] [2022-03-01 16:42:00,902 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874403545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:00,902 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:00,902 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:00,902 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984130181] [2022-03-01 16:42:00,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:00,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:00,903 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:00,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:00,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:00,903 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) [2022-03-01 16:42:02,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:02,325 INFO L93 Difference]: Finished difference Result 4453 states and 11512 transitions. [2022-03-01 16:42:02,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:42:02,325 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 [2022-03-01 16:42:02,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:02,332 INFO L225 Difference]: With dead ends: 4453 [2022-03-01 16:42:02,332 INFO L226 Difference]: Without dead ends: 4453 [2022-03-01 16:42:02,333 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 [2022-03-01 16:42:02,333 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 963 mSDsluCounter, 1762 mSDsCounter, 0 mSdLazyCounter, 1801 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:02,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [963 Valid, 2014 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1801 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:42:02,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4453 states. [2022-03-01 16:42:02,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4453 to 3479. [2022-03-01 16:42:02,381 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) [2022-03-01 16:42:02,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3479 states and 9249 transitions. [2022-03-01 16:42:02,387 INFO L78 Accepts]: Start accepts. Automaton has 3479 states and 9249 transitions. Word has length 92 [2022-03-01 16:42:02,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:02,387 INFO L470 AbstractCegarLoop]: Abstraction has 3479 states and 9249 transitions. [2022-03-01 16:42:02,387 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) [2022-03-01 16:42:02,387 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 9249 transitions. [2022-03-01 16:42:02,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:02,390 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:02,390 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:02,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-01 16:42:02,390 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)] === [2022-03-01 16:42:02,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:02,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1866999350, now seen corresponding path program 95 times [2022-03-01 16:42:02,390 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:02,390 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878558636] [2022-03-01 16:42:02,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:02,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:02,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:02,817 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:02,817 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878558636] [2022-03-01 16:42:02,817 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878558636] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:02,817 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:02,817 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:02,817 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949620507] [2022-03-01 16:42:02,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:02,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:02,817 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:02,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:02,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:02,818 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) [2022-03-01 16:42:04,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:04,289 INFO L93 Difference]: Finished difference Result 4365 states and 11278 transitions. [2022-03-01 16:42:04,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:04,290 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 [2022-03-01 16:42:04,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:04,295 INFO L225 Difference]: With dead ends: 4365 [2022-03-01 16:42:04,296 INFO L226 Difference]: Without dead ends: 4365 [2022-03-01 16:42:04,296 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 [2022-03-01 16:42:04,296 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 813 mSDsluCounter, 1528 mSDsCounter, 0 mSdLazyCounter, 1608 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:04,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [813 Valid, 1776 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 1608 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:42:04,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4365 states. [2022-03-01 16:42:04,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4365 to 3457. [2022-03-01 16:42:04,334 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) [2022-03-01 16:42:04,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 3457 states and 9185 transitions. [2022-03-01 16:42:04,338 INFO L78 Accepts]: Start accepts. Automaton has 3457 states and 9185 transitions. Word has length 92 [2022-03-01 16:42:04,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:04,338 INFO L470 AbstractCegarLoop]: Abstraction has 3457 states and 9185 transitions. [2022-03-01 16:42:04,338 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) [2022-03-01 16:42:04,338 INFO L276 IsEmpty]: Start isEmpty. Operand 3457 states and 9185 transitions. [2022-03-01 16:42:04,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:04,341 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:04,341 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:04,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-01 16:42:04,341 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)] === [2022-03-01 16:42:04,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:04,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1757021270, now seen corresponding path program 96 times [2022-03-01 16:42:04,341 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:04,341 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331888514] [2022-03-01 16:42:04,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:04,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:04,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:04,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:04,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331888514] [2022-03-01 16:42:04,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331888514] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:04,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:04,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:04,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793062679] [2022-03-01 16:42:04,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:04,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:04,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:04,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:04,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:04,692 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) [2022-03-01 16:42:06,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:06,190 INFO L93 Difference]: Finished difference Result 4409 states and 11395 transitions. [2022-03-01 16:42:06,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:42:06,191 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 [2022-03-01 16:42:06,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:06,197 INFO L225 Difference]: With dead ends: 4409 [2022-03-01 16:42:06,197 INFO L226 Difference]: Without dead ends: 4409 [2022-03-01 16:42:06,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=530, Invalid=1030, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 16:42:06,198 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1175 mSDsluCounter, 1205 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:06,199 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1175 Valid, 1517 Invalid, 1414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1257 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:42:06,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4409 states. [2022-03-01 16:42:06,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4409 to 3468. [2022-03-01 16:42:06,246 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) [2022-03-01 16:42:06,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 3468 states and 9217 transitions. [2022-03-01 16:42:06,252 INFO L78 Accepts]: Start accepts. Automaton has 3468 states and 9217 transitions. Word has length 92 [2022-03-01 16:42:06,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:06,252 INFO L470 AbstractCegarLoop]: Abstraction has 3468 states and 9217 transitions. [2022-03-01 16:42:06,252 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) [2022-03-01 16:42:06,252 INFO L276 IsEmpty]: Start isEmpty. Operand 3468 states and 9217 transitions. [2022-03-01 16:42:06,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:06,255 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:06,255 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:06,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-01 16:42:06,255 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)] === [2022-03-01 16:42:06,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:06,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1760509700, now seen corresponding path program 97 times [2022-03-01 16:42:06,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:06,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487628467] [2022-03-01 16:42:06,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:06,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:06,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:06,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:06,697 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:06,697 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487628467] [2022-03-01 16:42:06,697 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487628467] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:06,697 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:06,698 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:06,698 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836015471] [2022-03-01 16:42:06,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:06,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:06,698 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:06,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:06,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:06,698 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) [2022-03-01 16:42:08,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:08,378 INFO L93 Difference]: Finished difference Result 4431 states and 11459 transitions. [2022-03-01 16:42:08,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:42:08,379 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 [2022-03-01 16:42:08,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:08,385 INFO L225 Difference]: With dead ends: 4431 [2022-03-01 16:42:08,386 INFO L226 Difference]: Without dead ends: 4431 [2022-03-01 16:42:08,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:42:08,395 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1178 mSDsluCounter, 1527 mSDsCounter, 0 mSdLazyCounter, 1617 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:08,395 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1178 Valid, 1788 Invalid, 1772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1617 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:42:08,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4431 states. [2022-03-01 16:42:08,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4431 to 3479. [2022-03-01 16:42:08,473 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) [2022-03-01 16:42:08,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3479 states and 9249 transitions. [2022-03-01 16:42:08,479 INFO L78 Accepts]: Start accepts. Automaton has 3479 states and 9249 transitions. Word has length 92 [2022-03-01 16:42:08,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:08,479 INFO L470 AbstractCegarLoop]: Abstraction has 3479 states and 9249 transitions. [2022-03-01 16:42:08,479 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) [2022-03-01 16:42:08,479 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 9249 transitions. [2022-03-01 16:42:08,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:08,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:08,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:08,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-01 16:42:08,482 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)] === [2022-03-01 16:42:08,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:08,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1760645480, now seen corresponding path program 98 times [2022-03-01 16:42:08,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:08,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901445154] [2022-03-01 16:42:08,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:08,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:08,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:09,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:09,055 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:09,055 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901445154] [2022-03-01 16:42:09,055 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901445154] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:09,055 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:09,056 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:09,056 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396186375] [2022-03-01 16:42:09,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:09,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:09,056 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:09,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:09,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:09,056 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) [2022-03-01 16:42:10,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:10,790 INFO L93 Difference]: Finished difference Result 4365 states and 11289 transitions. [2022-03-01 16:42:10,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:10,791 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 [2022-03-01 16:42:10,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:10,797 INFO L225 Difference]: With dead ends: 4365 [2022-03-01 16:42:10,798 INFO L226 Difference]: Without dead ends: 4365 [2022-03-01 16:42:10,798 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 [2022-03-01 16:42:10,798 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 945 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1810 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:10,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [945 Valid, 1967 Invalid, 1932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1810 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:42:10,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4365 states. [2022-03-01 16:42:10,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4365 to 3424. [2022-03-01 16:42:10,844 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) [2022-03-01 16:42:10,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 3424 states and 9089 transitions. [2022-03-01 16:42:10,850 INFO L78 Accepts]: Start accepts. Automaton has 3424 states and 9089 transitions. Word has length 92 [2022-03-01 16:42:10,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:10,850 INFO L470 AbstractCegarLoop]: Abstraction has 3424 states and 9089 transitions. [2022-03-01 16:42:10,850 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) [2022-03-01 16:42:10,850 INFO L276 IsEmpty]: Start isEmpty. Operand 3424 states and 9089 transitions. [2022-03-01 16:42:10,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:10,852 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:10,853 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] [2022-03-01 16:42:10,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-01 16:42:10,853 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)] === [2022-03-01 16:42:10,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:10,853 INFO L85 PathProgramCache]: Analyzing trace with hash -59242036, now seen corresponding path program 99 times [2022-03-01 16:42:10,853 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:10,854 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282380454] [2022-03-01 16:42:10,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:10,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:11,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:11,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:11,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282380454] [2022-03-01 16:42:11,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282380454] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:11,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:11,243 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:11,243 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979379105] [2022-03-01 16:42:11,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:11,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:11,243 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:11,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:11,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:11,244 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) [2022-03-01 16:42:12,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:12,610 INFO L93 Difference]: Finished difference Result 4101 states and 10532 transitions. [2022-03-01 16:42:12,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:12,610 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 [2022-03-01 16:42:12,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:12,615 INFO L225 Difference]: With dead ends: 4101 [2022-03-01 16:42:12,615 INFO L226 Difference]: Without dead ends: 4101 [2022-03-01 16:42:12,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:12,616 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 1086 mSDsluCounter, 1371 mSDsCounter, 0 mSdLazyCounter, 1425 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:12,616 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1086 Valid, 1612 Invalid, 1542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1425 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:42:12,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4101 states. [2022-03-01 16:42:12,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4101 to 3419. [2022-03-01 16:42:12,651 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) [2022-03-01 16:42:12,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 3419 states and 9075 transitions. [2022-03-01 16:42:12,657 INFO L78 Accepts]: Start accepts. Automaton has 3419 states and 9075 transitions. Word has length 92 [2022-03-01 16:42:12,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:12,657 INFO L470 AbstractCegarLoop]: Abstraction has 3419 states and 9075 transitions. [2022-03-01 16:42:12,657 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) [2022-03-01 16:42:12,657 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 9075 transitions. [2022-03-01 16:42:12,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:12,659 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:12,660 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:12,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-01 16:42:12,660 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)] === [2022-03-01 16:42:12,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:12,660 INFO L85 PathProgramCache]: Analyzing trace with hash -54954736, now seen corresponding path program 100 times [2022-03-01 16:42:12,660 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:12,660 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278020180] [2022-03-01 16:42:12,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:12,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:12,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:12,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:12,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278020180] [2022-03-01 16:42:12,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278020180] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:12,974 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:12,974 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:12,974 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736643513] [2022-03-01 16:42:12,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:12,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:12,974 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:12,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:12,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:12,975 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) [2022-03-01 16:42:14,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:14,338 INFO L93 Difference]: Finished difference Result 4233 states and 10894 transitions. [2022-03-01 16:42:14,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:14,338 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 [2022-03-01 16:42:14,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:14,345 INFO L225 Difference]: With dead ends: 4233 [2022-03-01 16:42:14,345 INFO L226 Difference]: Without dead ends: 4233 [2022-03-01 16:42:14,345 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 [2022-03-01 16:42:14,346 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1014 mSDsluCounter, 1530 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:14,346 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1014 Valid, 1776 Invalid, 1758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:42:14,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4233 states. [2022-03-01 16:42:14,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4233 to 3430. [2022-03-01 16:42:14,392 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) [2022-03-01 16:42:14,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 3430 states and 9107 transitions. [2022-03-01 16:42:14,398 INFO L78 Accepts]: Start accepts. Automaton has 3430 states and 9107 transitions. Word has length 92 [2022-03-01 16:42:14,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:14,398 INFO L470 AbstractCegarLoop]: Abstraction has 3430 states and 9107 transitions. [2022-03-01 16:42:14,399 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) [2022-03-01 16:42:14,399 INFO L276 IsEmpty]: Start isEmpty. Operand 3430 states and 9107 transitions. [2022-03-01 16:42:14,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:14,401 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:14,401 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] [2022-03-01 16:42:14,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-01 16:42:14,402 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)] === [2022-03-01 16:42:14,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:14,402 INFO L85 PathProgramCache]: Analyzing trace with hash -55090516, now seen corresponding path program 101 times [2022-03-01 16:42:14,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:14,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875961767] [2022-03-01 16:42:14,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:14,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:14,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:14,862 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:14,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875961767] [2022-03-01 16:42:14,862 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875961767] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:14,862 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:14,863 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:14,863 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856997241] [2022-03-01 16:42:14,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:14,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:14,863 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:14,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:14,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:14,863 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) [2022-03-01 16:42:16,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:16,347 INFO L93 Difference]: Finished difference Result 4167 states and 10724 transitions. [2022-03-01 16:42:16,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:16,347 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 [2022-03-01 16:42:16,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:16,353 INFO L225 Difference]: With dead ends: 4167 [2022-03-01 16:42:16,353 INFO L226 Difference]: Without dead ends: 4167 [2022-03-01 16:42:16,353 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 [2022-03-01 16:42:16,353 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1244 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1608 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:16,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1244 Valid, 1777 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1608 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:42:16,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4167 states. [2022-03-01 16:42:16,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4167 to 3408. [2022-03-01 16:42:16,411 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) [2022-03-01 16:42:16,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 3408 states and 9043 transitions. [2022-03-01 16:42:16,417 INFO L78 Accepts]: Start accepts. Automaton has 3408 states and 9043 transitions. Word has length 92 [2022-03-01 16:42:16,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:16,431 INFO L470 AbstractCegarLoop]: Abstraction has 3408 states and 9043 transitions. [2022-03-01 16:42:16,431 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) [2022-03-01 16:42:16,431 INFO L276 IsEmpty]: Start isEmpty. Operand 3408 states and 9043 transitions. [2022-03-01 16:42:16,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:16,434 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:16,434 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:16,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-01 16:42:16,434 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)] === [2022-03-01 16:42:16,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:16,435 INFO L85 PathProgramCache]: Analyzing trace with hash 54887564, now seen corresponding path program 102 times [2022-03-01 16:42:16,435 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:16,435 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203761549] [2022-03-01 16:42:16,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:16,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:16,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:16,880 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:16,880 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203761549] [2022-03-01 16:42:16,880 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203761549] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:16,880 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:16,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:16,880 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468714985] [2022-03-01 16:42:16,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:16,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:16,881 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:16,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:16,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:16,881 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) [2022-03-01 16:42:19,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:19,113 INFO L93 Difference]: Finished difference Result 4343 states and 11214 transitions. [2022-03-01 16:42:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 16:42:19,114 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 [2022-03-01 16:42:19,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:19,120 INFO L225 Difference]: With dead ends: 4343 [2022-03-01 16:42:19,120 INFO L226 Difference]: Without dead ends: 4343 [2022-03-01 16:42:19,120 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 [2022-03-01 16:42:19,121 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 998 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 2175 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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 [2022-03-01 16:42:19,121 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] [2022-03-01 16:42:19,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4343 states. [2022-03-01 16:42:19,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4343 to 3419. [2022-03-01 16:42:19,167 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) [2022-03-01 16:42:19,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 3419 states and 9075 transitions. [2022-03-01 16:42:19,173 INFO L78 Accepts]: Start accepts. Automaton has 3419 states and 9075 transitions. Word has length 92 [2022-03-01 16:42:19,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:19,173 INFO L470 AbstractCegarLoop]: Abstraction has 3419 states and 9075 transitions. [2022-03-01 16:42:19,173 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) [2022-03-01 16:42:19,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 9075 transitions. [2022-03-01 16:42:19,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:19,176 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:19,176 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] [2022-03-01 16:42:19,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-01 16:42:19,176 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)] === [2022-03-01 16:42:19,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:19,177 INFO L85 PathProgramCache]: Analyzing trace with hash 51399134, now seen corresponding path program 103 times [2022-03-01 16:42:19,177 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:19,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163216902] [2022-03-01 16:42:19,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:19,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:19,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:19,615 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:19,615 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163216902] [2022-03-01 16:42:19,615 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163216902] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:19,615 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:19,615 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:19,615 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156583872] [2022-03-01 16:42:19,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:19,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:19,615 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:19,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:19,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:19,615 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) [2022-03-01 16:42:21,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:21,133 INFO L93 Difference]: Finished difference Result 4321 states and 11150 transitions. [2022-03-01 16:42:21,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:42:21,133 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 [2022-03-01 16:42:21,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:21,140 INFO L225 Difference]: With dead ends: 4321 [2022-03-01 16:42:21,140 INFO L226 Difference]: Without dead ends: 4321 [2022-03-01 16:42:21,140 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 [2022-03-01 16:42:21,140 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:21,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1033 Valid, 1787 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:42:21,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4321 states. [2022-03-01 16:42:21,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4321 to 3430. [2022-03-01 16:42:21,183 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) [2022-03-01 16:42:21,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 3430 states and 9107 transitions. [2022-03-01 16:42:21,188 INFO L78 Accepts]: Start accepts. Automaton has 3430 states and 9107 transitions. Word has length 92 [2022-03-01 16:42:21,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:21,188 INFO L470 AbstractCegarLoop]: Abstraction has 3430 states and 9107 transitions. [2022-03-01 16:42:21,188 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) [2022-03-01 16:42:21,188 INFO L276 IsEmpty]: Start isEmpty. Operand 3430 states and 9107 transitions. [2022-03-01 16:42:21,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:21,191 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:21,191 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] [2022-03-01 16:42:21,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-01 16:42:21,191 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)] === [2022-03-01 16:42:21,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:21,191 INFO L85 PathProgramCache]: Analyzing trace with hash 51263354, now seen corresponding path program 104 times [2022-03-01 16:42:21,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:21,191 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965790633] [2022-03-01 16:42:21,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:21,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:21,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:21,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:21,682 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:21,682 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965790633] [2022-03-01 16:42:21,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965790633] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:21,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:21,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:21,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098063126] [2022-03-01 16:42:21,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:21,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:21,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:21,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:21,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:21,683 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) [2022-03-01 16:42:23,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:23,255 INFO L93 Difference]: Finished difference Result 4255 states and 10980 transitions. [2022-03-01 16:42:23,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:23,256 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 [2022-03-01 16:42:23,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:23,262 INFO L225 Difference]: With dead ends: 4255 [2022-03-01 16:42:23,262 INFO L226 Difference]: Without dead ends: 4255 [2022-03-01 16:42:23,263 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 [2022-03-01 16:42:23,263 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:23,263 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1080 Valid, 1804 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1646 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:42:23,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4255 states. [2022-03-01 16:42:23,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4255 to 3397. [2022-03-01 16:42:23,309 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) [2022-03-01 16:42:23,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 3397 states and 9011 transitions. [2022-03-01 16:42:23,315 INFO L78 Accepts]: Start accepts. Automaton has 3397 states and 9011 transitions. Word has length 92 [2022-03-01 16:42:23,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:23,315 INFO L470 AbstractCegarLoop]: Abstraction has 3397 states and 9011 transitions. [2022-03-01 16:42:23,315 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) [2022-03-01 16:42:23,316 INFO L276 IsEmpty]: Start isEmpty. Operand 3397 states and 9011 transitions. [2022-03-01 16:42:23,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:23,318 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:23,318 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:23,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-01 16:42:23,318 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)] === [2022-03-01 16:42:23,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:23,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1384163158, now seen corresponding path program 105 times [2022-03-01 16:42:23,319 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:23,319 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108058681] [2022-03-01 16:42:23,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:23,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:23,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:23,693 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:23,693 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108058681] [2022-03-01 16:42:23,693 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108058681] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:23,693 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:23,693 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:23,693 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356033705] [2022-03-01 16:42:23,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:23,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:23,693 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:23,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:23,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:23,694 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) [2022-03-01 16:42:25,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:25,483 INFO L93 Difference]: Finished difference Result 4262 states and 10985 transitions. [2022-03-01 16:42:25,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 16:42:25,484 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 [2022-03-01 16:42:25,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:25,490 INFO L225 Difference]: With dead ends: 4262 [2022-03-01 16:42:25,490 INFO L226 Difference]: Without dead ends: 4262 [2022-03-01 16:42:25,490 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 16:42:25,490 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:25,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [892 Valid, 1924 Invalid, 1763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:42:25,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4262 states. [2022-03-01 16:42:25,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4262 to 3387. [2022-03-01 16:42:25,531 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) [2022-03-01 16:42:25,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 3387 states and 8981 transitions. [2022-03-01 16:42:25,536 INFO L78 Accepts]: Start accepts. Automaton has 3387 states and 8981 transitions. Word has length 92 [2022-03-01 16:42:25,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:25,536 INFO L470 AbstractCegarLoop]: Abstraction has 3387 states and 8981 transitions. [2022-03-01 16:42:25,536 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) [2022-03-01 16:42:25,536 INFO L276 IsEmpty]: Start isEmpty. Operand 3387 states and 8981 transitions. [2022-03-01 16:42:25,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:25,539 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:25,539 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] [2022-03-01 16:42:25,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-01 16:42:25,539 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)] === [2022-03-01 16:42:25,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:25,539 INFO L85 PathProgramCache]: Analyzing trace with hash 1380674728, now seen corresponding path program 106 times [2022-03-01 16:42:25,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:25,539 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301481075] [2022-03-01 16:42:25,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:25,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:26,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:26,014 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:26,014 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301481075] [2022-03-01 16:42:26,014 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301481075] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:26,014 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:26,015 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:26,015 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712842688] [2022-03-01 16:42:26,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:26,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:26,015 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:26,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:26,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:26,015 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) [2022-03-01 16:42:27,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:27,581 INFO L93 Difference]: Finished difference Result 4240 states and 10921 transitions. [2022-03-01 16:42:27,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:27,582 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 [2022-03-01 16:42:27,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:27,588 INFO L225 Difference]: With dead ends: 4240 [2022-03-01 16:42:27,588 INFO L226 Difference]: Without dead ends: 4240 [2022-03-01 16:42:27,588 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 [2022-03-01 16:42:27,589 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 887 mSDsluCounter, 1514 mSDsCounter, 0 mSdLazyCounter, 1576 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-01 16:42:27,589 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] [2022-03-01 16:42:27,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4240 states. [2022-03-01 16:42:27,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4240 to 3377. [2022-03-01 16:42:27,653 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) [2022-03-01 16:42:27,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 3377 states and 8951 transitions. [2022-03-01 16:42:27,659 INFO L78 Accepts]: Start accepts. Automaton has 3377 states and 8951 transitions. Word has length 92 [2022-03-01 16:42:27,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:27,660 INFO L470 AbstractCegarLoop]: Abstraction has 3377 states and 8951 transitions. [2022-03-01 16:42:27,660 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) [2022-03-01 16:42:27,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3377 states and 8951 transitions. [2022-03-01 16:42:27,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-01 16:42:27,662 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:27,663 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] [2022-03-01 16:42:27,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-01 16:42:27,663 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)] === [2022-03-01 16:42:27,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:27,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1380538948, now seen corresponding path program 107 times [2022-03-01 16:42:27,663 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:27,663 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847881177] [2022-03-01 16:42:27,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:27,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:27,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:28,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:28,270 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:28,270 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847881177] [2022-03-01 16:42:28,270 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847881177] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:28,270 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:28,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:28,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453958009] [2022-03-01 16:42:28,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:28,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:28,271 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:28,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:28,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:28,271 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) [2022-03-01 16:42:29,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:29,810 INFO L93 Difference]: Finished difference Result 4152 states and 10687 transitions. [2022-03-01 16:42:29,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:29,810 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 [2022-03-01 16:42:29,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:29,816 INFO L225 Difference]: With dead ends: 4152 [2022-03-01 16:42:29,816 INFO L226 Difference]: Without dead ends: 4152 [2022-03-01 16:42:29,817 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 [2022-03-01 16:42:29,817 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 [2022-03-01 16:42:29,817 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] [2022-03-01 16:42:29,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4152 states. [2022-03-01 16:42:29,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4152 to 3267. [2022-03-01 16:42:29,858 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) [2022-03-01 16:42:29,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 3267 states and 8629 transitions. [2022-03-01 16:42:29,863 INFO L78 Accepts]: Start accepts. Automaton has 3267 states and 8629 transitions. Word has length 92 [2022-03-01 16:42:29,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:29,863 INFO L470 AbstractCegarLoop]: Abstraction has 3267 states and 8629 transitions. [2022-03-01 16:42:29,863 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) [2022-03-01 16:42:29,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3267 states and 8629 transitions. [2022-03-01 16:42:29,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:29,865 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:29,866 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:29,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-01 16:42:29,866 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)] === [2022-03-01 16:42:29,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:29,866 INFO L85 PathProgramCache]: Analyzing trace with hash -107704726, now seen corresponding path program 1 times [2022-03-01 16:42:29,866 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:29,866 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057633780] [2022-03-01 16:42:29,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:29,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:30,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:30,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:30,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057633780] [2022-03-01 16:42:30,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057633780] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:30,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:30,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:30,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977559219] [2022-03-01 16:42:30,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:30,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:30,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:30,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:30,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:30,519 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) [2022-03-01 16:42:31,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:31,857 INFO L93 Difference]: Finished difference Result 4058 states and 10146 transitions. [2022-03-01 16:42:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:31,857 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 [2022-03-01 16:42:31,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:31,863 INFO L225 Difference]: With dead ends: 4058 [2022-03-01 16:42:31,863 INFO L226 Difference]: Without dead ends: 4058 [2022-03-01 16:42:31,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:31,864 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:31,864 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2282 Valid, 1560 Invalid, 1542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [456 Valid, 1086 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:42:31,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4058 states. [2022-03-01 16:42:31,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4058 to 3362. [2022-03-01 16:42:31,904 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) [2022-03-01 16:42:31,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 8901 transitions. [2022-03-01 16:42:31,909 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 8901 transitions. Word has length 94 [2022-03-01 16:42:31,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:31,909 INFO L470 AbstractCegarLoop]: Abstraction has 3362 states and 8901 transitions. [2022-03-01 16:42:31,909 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) [2022-03-01 16:42:31,909 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 8901 transitions. [2022-03-01 16:42:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:31,912 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:31,912 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:31,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-01 16:42:31,912 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)] === [2022-03-01 16:42:31,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:31,912 INFO L85 PathProgramCache]: Analyzing trace with hash -278170382, now seen corresponding path program 2 times [2022-03-01 16:42:31,912 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:31,912 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303893232] [2022-03-01 16:42:31,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:31,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:32,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:32,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:32,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303893232] [2022-03-01 16:42:32,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303893232] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:32,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:32,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:32,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072564917] [2022-03-01 16:42:32,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:32,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:32,611 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:32,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:32,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:32,612 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) [2022-03-01 16:42:34,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:34,010 INFO L93 Difference]: Finished difference Result 4525 states and 11138 transitions. [2022-03-01 16:42:34,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:34,010 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 [2022-03-01 16:42:34,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:34,017 INFO L225 Difference]: With dead ends: 4525 [2022-03-01 16:42:34,017 INFO L226 Difference]: Without dead ends: 4525 [2022-03-01 16:42:34,017 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 [2022-03-01 16:42:34,017 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:34,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1814 Valid, 1934 Invalid, 1749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [382 Valid, 1367 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:42:34,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4525 states. [2022-03-01 16:42:34,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4525 to 3413. [2022-03-01 16:42:34,058 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) [2022-03-01 16:42:34,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 3413 states and 9045 transitions. [2022-03-01 16:42:34,063 INFO L78 Accepts]: Start accepts. Automaton has 3413 states and 9045 transitions. Word has length 94 [2022-03-01 16:42:34,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:34,063 INFO L470 AbstractCegarLoop]: Abstraction has 3413 states and 9045 transitions. [2022-03-01 16:42:34,063 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) [2022-03-01 16:42:34,063 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 9045 transitions. [2022-03-01 16:42:34,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:34,066 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:34,066 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] [2022-03-01 16:42:34,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-01 16:42:34,066 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)] === [2022-03-01 16:42:34,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:34,066 INFO L85 PathProgramCache]: Analyzing trace with hash -413061302, now seen corresponding path program 3 times [2022-03-01 16:42:34,066 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:34,066 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935350334] [2022-03-01 16:42:34,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:34,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:34,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:34,912 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:34,912 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935350334] [2022-03-01 16:42:34,912 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935350334] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:34,912 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:34,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:34,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878733986] [2022-03-01 16:42:34,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:34,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:34,912 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:34,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:34,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:34,913 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) [2022-03-01 16:42:36,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:36,288 INFO L93 Difference]: Finished difference Result 4190 states and 10508 transitions. [2022-03-01 16:42:36,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:36,289 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 [2022-03-01 16:42:36,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:36,295 INFO L225 Difference]: With dead ends: 4190 [2022-03-01 16:42:36,295 INFO L226 Difference]: Without dead ends: 4190 [2022-03-01 16:42:36,295 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 [2022-03-01 16:42:36,295 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2316 mSDsluCounter, 1317 mSDsCounter, 0 mSdLazyCounter, 1092 mSolverCounterSat, 488 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:36,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2316 Valid, 1565 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [488 Valid, 1092 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:42:36,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4190 states. [2022-03-01 16:42:36,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4190 to 3413. [2022-03-01 16:42:36,334 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) [2022-03-01 16:42:36,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 3413 states and 9045 transitions. [2022-03-01 16:42:36,339 INFO L78 Accepts]: Start accepts. Automaton has 3413 states and 9045 transitions. Word has length 94 [2022-03-01 16:42:36,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:36,339 INFO L470 AbstractCegarLoop]: Abstraction has 3413 states and 9045 transitions. [2022-03-01 16:42:36,339 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) [2022-03-01 16:42:36,339 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 9045 transitions. [2022-03-01 16:42:36,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:36,342 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:36,342 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:36,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-01 16:42:36,342 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)] === [2022-03-01 16:42:36,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:36,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1980369942, now seen corresponding path program 4 times [2022-03-01 16:42:36,342 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:36,342 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299582282] [2022-03-01 16:42:36,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:36,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:36,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:36,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:36,870 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299582282] [2022-03-01 16:42:36,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299582282] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:36,870 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:36,870 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:36,870 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699576071] [2022-03-01 16:42:36,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:36,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:36,870 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:36,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:36,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:36,870 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) [2022-03-01 16:42:38,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:38,240 INFO L93 Difference]: Finished difference Result 4712 states and 11649 transitions. [2022-03-01 16:42:38,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:42:38,240 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 [2022-03-01 16:42:38,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:38,246 INFO L225 Difference]: With dead ends: 4712 [2022-03-01 16:42:38,246 INFO L226 Difference]: Without dead ends: 4712 [2022-03-01 16:42:38,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:42:38,247 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 2214 mSDsluCounter, 1292 mSDsCounter, 0 mSdLazyCounter, 1150 mSolverCounterSat, 517 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:38,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2214 Valid, 1617 Invalid, 1667 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [517 Valid, 1150 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:42:38,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4712 states. [2022-03-01 16:42:38,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4712 to 3464. [2022-03-01 16:42:38,285 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) [2022-03-01 16:42:38,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3464 states and 9189 transitions. [2022-03-01 16:42:38,291 INFO L78 Accepts]: Start accepts. Automaton has 3464 states and 9189 transitions. Word has length 94 [2022-03-01 16:42:38,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:38,291 INFO L470 AbstractCegarLoop]: Abstraction has 3464 states and 9189 transitions. [2022-03-01 16:42:38,291 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) [2022-03-01 16:42:38,291 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 9189 transitions. [2022-03-01 16:42:38,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:38,294 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:38,294 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:38,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-01 16:42:38,294 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)] === [2022-03-01 16:42:38,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:38,294 INFO L85 PathProgramCache]: Analyzing trace with hash -1151316416, now seen corresponding path program 5 times [2022-03-01 16:42:38,294 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:38,294 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652117609] [2022-03-01 16:42:38,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:38,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:38,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:38,994 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:38,994 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652117609] [2022-03-01 16:42:38,994 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652117609] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:38,994 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:38,994 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:38,994 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58229669] [2022-03-01 16:42:38,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:38,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:38,995 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:38,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:38,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:38,995 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) [2022-03-01 16:42:40,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:40,650 INFO L93 Difference]: Finished difference Result 4712 states and 11649 transitions. [2022-03-01 16:42:40,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:42:40,650 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 [2022-03-01 16:42:40,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:40,656 INFO L225 Difference]: With dead ends: 4712 [2022-03-01 16:42:40,657 INFO L226 Difference]: Without dead ends: 4712 [2022-03-01 16:42:40,657 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 [2022-03-01 16:42:40,657 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 [2022-03-01 16:42:40,657 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] [2022-03-01 16:42:40,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4712 states. [2022-03-01 16:42:40,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4712 to 3475. [2022-03-01 16:42:40,700 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) [2022-03-01 16:42:40,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3475 states to 3475 states and 9221 transitions. [2022-03-01 16:42:40,705 INFO L78 Accepts]: Start accepts. Automaton has 3475 states and 9221 transitions. Word has length 94 [2022-03-01 16:42:40,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:40,705 INFO L470 AbstractCegarLoop]: Abstraction has 3475 states and 9221 transitions. [2022-03-01 16:42:40,705 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) [2022-03-01 16:42:40,705 INFO L276 IsEmpty]: Start isEmpty. Operand 3475 states and 9221 transitions. [2022-03-01 16:42:40,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:40,708 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:40,708 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] [2022-03-01 16:42:40,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-01 16:42:40,708 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)] === [2022-03-01 16:42:40,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:40,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1286207336, now seen corresponding path program 6 times [2022-03-01 16:42:40,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:40,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97718059] [2022-03-01 16:42:40,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:40,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:41,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:41,801 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:41,801 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97718059] [2022-03-01 16:42:41,801 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97718059] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:41,801 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:41,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:41,801 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866384392] [2022-03-01 16:42:41,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:41,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:41,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:41,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:41,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:41,802 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) [2022-03-01 16:42:43,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:43,172 INFO L93 Difference]: Finished difference Result 4377 states and 11019 transitions. [2022-03-01 16:42:43,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:43,172 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 [2022-03-01 16:42:43,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:43,178 INFO L225 Difference]: With dead ends: 4377 [2022-03-01 16:42:43,178 INFO L226 Difference]: Without dead ends: 4377 [2022-03-01 16:42:43,178 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 [2022-03-01 16:42:43,178 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 [2022-03-01 16:42:43,178 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] [2022-03-01 16:42:43,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4377 states. [2022-03-01 16:42:43,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4377 to 3464. [2022-03-01 16:42:43,217 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) [2022-03-01 16:42:43,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3464 states and 9189 transitions. [2022-03-01 16:42:43,222 INFO L78 Accepts]: Start accepts. Automaton has 3464 states and 9189 transitions. Word has length 94 [2022-03-01 16:42:43,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:43,222 INFO L470 AbstractCegarLoop]: Abstraction has 3464 states and 9189 transitions. [2022-03-01 16:42:43,222 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) [2022-03-01 16:42:43,222 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 9189 transitions. [2022-03-01 16:42:43,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:43,225 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:43,225 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] [2022-03-01 16:42:43,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-01 16:42:43,225 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)] === [2022-03-01 16:42:43,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:43,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1263906608, now seen corresponding path program 7 times [2022-03-01 16:42:43,225 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:43,225 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667770993] [2022-03-01 16:42:43,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:43,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:43,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:43,783 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:43,783 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667770993] [2022-03-01 16:42:43,783 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667770993] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:43,783 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:43,783 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:43,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408509308] [2022-03-01 16:42:43,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:43,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:43,783 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:43,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:43,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:43,784 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) [2022-03-01 16:42:45,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:45,073 INFO L93 Difference]: Finished difference Result 4899 states and 12160 transitions. [2022-03-01 16:42:45,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:42:45,073 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 [2022-03-01 16:42:45,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:45,080 INFO L225 Difference]: With dead ends: 4899 [2022-03-01 16:42:45,081 INFO L226 Difference]: Without dead ends: 4899 [2022-03-01 16:42:45,081 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:42:45,081 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:45,081 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2535 Valid, 1477 Invalid, 1624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [602 Valid, 1022 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:42:45,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4899 states. [2022-03-01 16:42:45,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4899 to 3515. [2022-03-01 16:42:45,134 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) [2022-03-01 16:42:45,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 9333 transitions. [2022-03-01 16:42:45,140 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 9333 transitions. Word has length 94 [2022-03-01 16:42:45,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:45,140 INFO L470 AbstractCegarLoop]: Abstraction has 3515 states and 9333 transitions. [2022-03-01 16:42:45,140 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) [2022-03-01 16:42:45,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 9333 transitions. [2022-03-01 16:42:45,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:45,143 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:45,143 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:45,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-01 16:42:45,144 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)] === [2022-03-01 16:42:45,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:45,144 INFO L85 PathProgramCache]: Analyzing trace with hash -151811020, now seen corresponding path program 8 times [2022-03-01 16:42:45,144 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:45,144 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99748360] [2022-03-01 16:42:45,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:45,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:45,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:45,746 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:45,746 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99748360] [2022-03-01 16:42:45,746 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99748360] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:45,746 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:45,746 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:45,746 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397935053] [2022-03-01 16:42:45,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:45,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:45,747 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:45,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:45,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:45,747 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) [2022-03-01 16:42:47,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:47,092 INFO L93 Difference]: Finished difference Result 4954 states and 12309 transitions. [2022-03-01 16:42:47,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:42:47,092 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 [2022-03-01 16:42:47,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:47,100 INFO L225 Difference]: With dead ends: 4954 [2022-03-01 16:42:47,100 INFO L226 Difference]: Without dead ends: 4954 [2022-03-01 16:42:47,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:42:47,100 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 2520 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 1190 mSolverCounterSat, 596 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:47,100 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2520 Valid, 1678 Invalid, 1786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [596 Valid, 1190 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:42:47,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4954 states. [2022-03-01 16:42:47,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4954 to 3526. [2022-03-01 16:42:47,149 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) [2022-03-01 16:42:47,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 3526 states and 9365 transitions. [2022-03-01 16:42:47,155 INFO L78 Accepts]: Start accepts. Automaton has 3526 states and 9365 transitions. Word has length 94 [2022-03-01 16:42:47,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:47,155 INFO L470 AbstractCegarLoop]: Abstraction has 3526 states and 9365 transitions. [2022-03-01 16:42:47,155 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) [2022-03-01 16:42:47,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3526 states and 9365 transitions. [2022-03-01 16:42:47,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:47,158 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:47,158 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] [2022-03-01 16:42:47,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-01 16:42:47,159 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)] === [2022-03-01 16:42:47,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:47,159 INFO L85 PathProgramCache]: Analyzing trace with hash 677242506, now seen corresponding path program 9 times [2022-03-01 16:42:47,159 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:47,159 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192386699] [2022-03-01 16:42:47,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:47,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:47,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:47,960 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:47,960 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192386699] [2022-03-01 16:42:47,960 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192386699] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:47,960 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:47,960 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:47,961 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110930836] [2022-03-01 16:42:47,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:47,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:47,961 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:47,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:47,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:47,961 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) [2022-03-01 16:42:49,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:49,468 INFO L93 Difference]: Finished difference Result 4899 states and 12160 transitions. [2022-03-01 16:42:49,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:49,469 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 [2022-03-01 16:42:49,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:49,477 INFO L225 Difference]: With dead ends: 4899 [2022-03-01 16:42:49,477 INFO L226 Difference]: Without dead ends: 4899 [2022-03-01 16:42:49,477 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 [2022-03-01 16:42:49,477 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 2185 mSDsluCounter, 1533 mSDsCounter, 0 mSdLazyCounter, 1301 mSolverCounterSat, 508 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:49,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2185 Valid, 1849 Invalid, 1809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [508 Valid, 1301 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:42:49,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4899 states. [2022-03-01 16:42:49,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4899 to 3537. [2022-03-01 16:42:49,528 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) [2022-03-01 16:42:49,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 3537 states and 9397 transitions. [2022-03-01 16:42:49,534 INFO L78 Accepts]: Start accepts. Automaton has 3537 states and 9397 transitions. Word has length 94 [2022-03-01 16:42:49,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:49,534 INFO L470 AbstractCegarLoop]: Abstraction has 3537 states and 9397 transitions. [2022-03-01 16:42:49,534 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) [2022-03-01 16:42:49,534 INFO L276 IsEmpty]: Start isEmpty. Operand 3537 states and 9397 transitions. [2022-03-01 16:42:49,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:49,537 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:49,537 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:49,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-01 16:42:49,537 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)] === [2022-03-01 16:42:49,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:49,538 INFO L85 PathProgramCache]: Analyzing trace with hash 542351586, now seen corresponding path program 10 times [2022-03-01 16:42:49,538 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:49,538 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073236528] [2022-03-01 16:42:49,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:49,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:49,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:50,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:50,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:50,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073236528] [2022-03-01 16:42:50,957 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073236528] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:50,957 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:50,957 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:50,957 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243583479] [2022-03-01 16:42:50,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:50,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:50,957 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:50,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:50,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:50,957 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) [2022-03-01 16:42:52,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:52,349 INFO L93 Difference]: Finished difference Result 4509 states and 11381 transitions. [2022-03-01 16:42:52,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:52,349 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 [2022-03-01 16:42:52,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:52,355 INFO L225 Difference]: With dead ends: 4509 [2022-03-01 16:42:52,355 INFO L226 Difference]: Without dead ends: 4509 [2022-03-01 16:42:52,355 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:52,355 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2100 mSDsluCounter, 1280 mSDsCounter, 0 mSdLazyCounter, 1004 mSolverCounterSat, 471 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:52,355 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2100 Valid, 1530 Invalid, 1475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [471 Valid, 1004 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:42:52,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4509 states. [2022-03-01 16:42:52,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4509 to 3515. [2022-03-01 16:42:52,393 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) [2022-03-01 16:42:52,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 9333 transitions. [2022-03-01 16:42:52,398 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 9333 transitions. Word has length 94 [2022-03-01 16:42:52,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:52,398 INFO L470 AbstractCegarLoop]: Abstraction has 3515 states and 9333 transitions. [2022-03-01 16:42:52,399 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) [2022-03-01 16:42:52,399 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 9333 transitions. [2022-03-01 16:42:52,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:52,402 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:52,402 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:52,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-01 16:42:52,402 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)] === [2022-03-01 16:42:52,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:52,402 INFO L85 PathProgramCache]: Analyzing trace with hash 440550076, now seen corresponding path program 11 times [2022-03-01 16:42:52,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:52,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312980210] [2022-03-01 16:42:52,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:52,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:52,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:52,830 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:52,830 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312980210] [2022-03-01 16:42:52,830 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312980210] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:52,830 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:52,830 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:52,830 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215364241] [2022-03-01 16:42:52,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:52,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:52,830 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:52,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:52,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:52,831 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) [2022-03-01 16:42:53,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:53,678 INFO L93 Difference]: Finished difference Result 4430 states and 11157 transitions. [2022-03-01 16:42:53,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:53,678 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 [2022-03-01 16:42:53,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:53,685 INFO L225 Difference]: With dead ends: 4430 [2022-03-01 16:42:53,685 INFO L226 Difference]: Without dead ends: 4430 [2022-03-01 16:42:53,685 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 [2022-03-01 16:42:53,686 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 [2022-03-01 16:42:53,686 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] [2022-03-01 16:42:53,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2022-03-01 16:42:53,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 3535. [2022-03-01 16:42:53,734 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) [2022-03-01 16:42:53,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 3535 states and 9389 transitions. [2022-03-01 16:42:53,740 INFO L78 Accepts]: Start accepts. Automaton has 3535 states and 9389 transitions. Word has length 94 [2022-03-01 16:42:53,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:53,740 INFO L470 AbstractCegarLoop]: Abstraction has 3535 states and 9389 transitions. [2022-03-01 16:42:53,740 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) [2022-03-01 16:42:53,740 INFO L276 IsEmpty]: Start isEmpty. Operand 3535 states and 9389 transitions. [2022-03-01 16:42:53,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:53,743 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:53,743 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] [2022-03-01 16:42:53,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-01 16:42:53,743 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)] === [2022-03-01 16:42:53,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:53,744 INFO L85 PathProgramCache]: Analyzing trace with hash 436946326, now seen corresponding path program 12 times [2022-03-01 16:42:53,744 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:53,744 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473916466] [2022-03-01 16:42:53,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:53,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:54,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:54,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:54,121 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473916466] [2022-03-01 16:42:54,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473916466] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:54,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:54,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:54,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528690415] [2022-03-01 16:42:54,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:54,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:54,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:54,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:54,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:54,122 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) [2022-03-01 16:42:55,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:55,225 INFO L93 Difference]: Finished difference Result 4403 states and 11094 transitions. [2022-03-01 16:42:55,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:55,225 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 [2022-03-01 16:42:55,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:55,232 INFO L225 Difference]: With dead ends: 4403 [2022-03-01 16:42:55,232 INFO L226 Difference]: Without dead ends: 4403 [2022-03-01 16:42:55,233 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 [2022-03-01 16:42:55,233 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1433 mSDsluCounter, 1430 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:55,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 1727 Invalid, 1280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1117 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:42:55,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4403 states. [2022-03-01 16:42:55,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4403 to 3545. [2022-03-01 16:42:55,282 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) [2022-03-01 16:42:55,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 3545 states and 9417 transitions. [2022-03-01 16:42:55,288 INFO L78 Accepts]: Start accepts. Automaton has 3545 states and 9417 transitions. Word has length 94 [2022-03-01 16:42:55,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:55,288 INFO L470 AbstractCegarLoop]: Abstraction has 3545 states and 9417 transitions. [2022-03-01 16:42:55,288 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) [2022-03-01 16:42:55,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3545 states and 9417 transitions. [2022-03-01 16:42:55,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:55,291 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:55,291 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:55,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-01 16:42:55,291 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)] === [2022-03-01 16:42:55,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:55,291 INFO L85 PathProgramCache]: Analyzing trace with hash 436806826, now seen corresponding path program 13 times [2022-03-01 16:42:55,292 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:55,292 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286992682] [2022-03-01 16:42:55,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:55,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:55,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:55,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:55,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286992682] [2022-03-01 16:42:55,876 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286992682] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:55,876 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:55,876 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:55,876 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063385488] [2022-03-01 16:42:55,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:55,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:55,876 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:55,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:55,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:55,877 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) [2022-03-01 16:42:56,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:56,944 INFO L93 Difference]: Finished difference Result 4079 states and 10485 transitions. [2022-03-01 16:42:56,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:56,944 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 [2022-03-01 16:42:56,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:56,950 INFO L225 Difference]: With dead ends: 4079 [2022-03-01 16:42:56,950 INFO L226 Difference]: Without dead ends: 4079 [2022-03-01 16:42:56,950 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 [2022-03-01 16:42:56,951 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 [2022-03-01 16:42:56,951 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] [2022-03-01 16:42:56,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4079 states. [2022-03-01 16:42:56,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4079 to 3515. [2022-03-01 16:42:56,996 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) [2022-03-01 16:42:57,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 9333 transitions. [2022-03-01 16:42:57,002 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 9333 transitions. Word has length 94 [2022-03-01 16:42:57,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:57,002 INFO L470 AbstractCegarLoop]: Abstraction has 3515 states and 9333 transitions. [2022-03-01 16:42:57,002 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) [2022-03-01 16:42:57,002 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 9333 transitions. [2022-03-01 16:42:57,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:57,005 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:57,005 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:57,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-01 16:42:57,005 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)] === [2022-03-01 16:42:57,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:57,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1991574536, now seen corresponding path program 14 times [2022-03-01 16:42:57,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:57,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285857170] [2022-03-01 16:42:57,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:57,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:57,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:57,653 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:57,653 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285857170] [2022-03-01 16:42:57,653 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285857170] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:57,653 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:57,653 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:57,653 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43251593] [2022-03-01 16:42:57,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:57,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:57,653 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:57,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:57,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:57,654 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) [2022-03-01 16:42:58,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:58,929 INFO L93 Difference]: Finished difference Result 4615 states and 11738 transitions. [2022-03-01 16:42:58,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:58,929 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 [2022-03-01 16:42:58,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:58,936 INFO L225 Difference]: With dead ends: 4615 [2022-03-01 16:42:58,936 INFO L226 Difference]: Without dead ends: 4615 [2022-03-01 16:42:58,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:58,936 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1714 mSDsluCounter, 1512 mSDsCounter, 0 mSdLazyCounter, 1169 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:58,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1714 Valid, 1805 Invalid, 1460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1169 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:42:58,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4615 states. [2022-03-01 16:42:58,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4615 to 3526. [2022-03-01 16:42:58,976 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) [2022-03-01 16:42:58,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 3526 states and 9365 transitions. [2022-03-01 16:42:58,981 INFO L78 Accepts]: Start accepts. Automaton has 3526 states and 9365 transitions. Word has length 94 [2022-03-01 16:42:58,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:58,981 INFO L470 AbstractCegarLoop]: Abstraction has 3526 states and 9365 transitions. [2022-03-01 16:42:58,981 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) [2022-03-01 16:42:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 3526 states and 9365 transitions. [2022-03-01 16:42:58,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:42:58,984 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:58,984 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:58,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-01 16:42:58,984 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)] === [2022-03-01 16:42:58,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:58,985 INFO L85 PathProgramCache]: Analyzing trace with hash 887675132, now seen corresponding path program 15 times [2022-03-01 16:42:58,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:58,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782191648] [2022-03-01 16:42:58,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:58,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:59,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:59,735 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:59,735 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782191648] [2022-03-01 16:42:59,735 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782191648] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:59,736 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:59,736 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:59,736 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987766882] [2022-03-01 16:42:59,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:59,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:59,736 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:59,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:59,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:59,737 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) [2022-03-01 16:43:01,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:01,055 INFO L93 Difference]: Finished difference Result 4553 states and 11584 transitions. [2022-03-01 16:43:01,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:01,056 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 [2022-03-01 16:43:01,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:01,063 INFO L225 Difference]: With dead ends: 4553 [2022-03-01 16:43:01,063 INFO L226 Difference]: Without dead ends: 4553 [2022-03-01 16:43:01,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:01,064 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 2007 mSDsluCounter, 1270 mSDsCounter, 0 mSdLazyCounter, 1050 mSolverCounterSat, 362 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:01,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2007 Valid, 1563 Invalid, 1412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [362 Valid, 1050 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:43:01,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4553 states. [2022-03-01 16:43:01,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4553 to 3537. [2022-03-01 16:43:01,114 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) [2022-03-01 16:43:01,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 3537 states and 9397 transitions. [2022-03-01 16:43:01,119 INFO L78 Accepts]: Start accepts. Automaton has 3537 states and 9397 transitions. Word has length 94 [2022-03-01 16:43:01,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:01,119 INFO L470 AbstractCegarLoop]: Abstraction has 3537 states and 9397 transitions. [2022-03-01 16:43:01,119 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) [2022-03-01 16:43:01,119 INFO L276 IsEmpty]: Start isEmpty. Operand 3537 states and 9397 transitions. [2022-03-01 16:43:01,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:01,122 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:01,122 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, 1, 1] [2022-03-01 16:43:01,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-01 16:43:01,122 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)] === [2022-03-01 16:43:01,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:01,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1716728658, now seen corresponding path program 16 times [2022-03-01 16:43:01,122 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:01,123 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557512384] [2022-03-01 16:43:01,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:01,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:02,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:02,038 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:02,038 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557512384] [2022-03-01 16:43:02,038 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557512384] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:02,039 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:02,039 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:02,039 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704737174] [2022-03-01 16:43:02,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:02,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:02,039 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:02,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:02,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:02,039 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) [2022-03-01 16:43:03,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:03,251 INFO L93 Difference]: Finished difference Result 4443 states and 11286 transitions. [2022-03-01 16:43:03,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:03,252 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 [2022-03-01 16:43:03,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:03,258 INFO L225 Difference]: With dead ends: 4443 [2022-03-01 16:43:03,258 INFO L226 Difference]: Without dead ends: 4443 [2022-03-01 16:43:03,258 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 [2022-03-01 16:43:03,258 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:03,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2054 Valid, 1646 Invalid, 1441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 1131 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:43:03,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4443 states. [2022-03-01 16:43:03,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4443 to 3548. [2022-03-01 16:43:03,296 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) [2022-03-01 16:43:03,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 3548 states and 9429 transitions. [2022-03-01 16:43:03,301 INFO L78 Accepts]: Start accepts. Automaton has 3548 states and 9429 transitions. Word has length 94 [2022-03-01 16:43:03,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:03,301 INFO L470 AbstractCegarLoop]: Abstraction has 3548 states and 9429 transitions. [2022-03-01 16:43:03,301 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) [2022-03-01 16:43:03,301 INFO L276 IsEmpty]: Start isEmpty. Operand 3548 states and 9429 transitions. [2022-03-01 16:43:03,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:03,304 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:03,304 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:03,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-01 16:43:03,304 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)] === [2022-03-01 16:43:03,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:03,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1581837738, now seen corresponding path program 17 times [2022-03-01 16:43:03,304 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:03,304 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625416858] [2022-03-01 16:43:03,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:03,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:05,018 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:05,018 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625416858] [2022-03-01 16:43:05,019 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625416858] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:05,019 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:05,019 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:05,019 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839581486] [2022-03-01 16:43:05,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:05,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:05,019 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:05,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:05,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:05,019 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) [2022-03-01 16:43:06,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:06,238 INFO L93 Difference]: Finished difference Result 4053 states and 10507 transitions. [2022-03-01 16:43:06,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:06,238 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 [2022-03-01 16:43:06,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:06,243 INFO L225 Difference]: With dead ends: 4053 [2022-03-01 16:43:06,243 INFO L226 Difference]: Without dead ends: 4053 [2022-03-01 16:43:06,243 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 [2022-03-01 16:43:06,243 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:06,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1885 Valid, 1834 Invalid, 1437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1211 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:43:06,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4053 states. [2022-03-01 16:43:06,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4053 to 3515. [2022-03-01 16:43:06,281 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) [2022-03-01 16:43:06,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 9333 transitions. [2022-03-01 16:43:06,286 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 9333 transitions. Word has length 94 [2022-03-01 16:43:06,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:06,286 INFO L470 AbstractCegarLoop]: Abstraction has 3515 states and 9333 transitions. [2022-03-01 16:43:06,287 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) [2022-03-01 16:43:06,287 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 9333 transitions. [2022-03-01 16:43:06,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:06,289 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:06,290 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:06,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-01 16:43:06,290 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)] === [2022-03-01 16:43:06,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:06,290 INFO L85 PathProgramCache]: Analyzing trace with hash 895979440, now seen corresponding path program 18 times [2022-03-01 16:43:06,290 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:06,290 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547816477] [2022-03-01 16:43:06,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:06,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:06,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:06,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:06,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547816477] [2022-03-01 16:43:06,905 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547816477] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:06,905 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:06,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:06,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86037921] [2022-03-01 16:43:06,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:06,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:06,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:06,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:06,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:06,905 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) [2022-03-01 16:43:08,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:08,377 INFO L93 Difference]: Finished difference Result 4496 states and 11360 transitions. [2022-03-01 16:43:08,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:08,378 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 [2022-03-01 16:43:08,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:08,384 INFO L225 Difference]: With dead ends: 4496 [2022-03-01 16:43:08,384 INFO L226 Difference]: Without dead ends: 4496 [2022-03-01 16:43:08,384 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:08,384 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1432 mSDsluCounter, 1519 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:08,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 1828 Invalid, 1597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:43:08,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2022-03-01 16:43:08,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 3614. [2022-03-01 16:43:08,424 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) [2022-03-01 16:43:08,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 3614 states and 9621 transitions. [2022-03-01 16:43:08,429 INFO L78 Accepts]: Start accepts. Automaton has 3614 states and 9621 transitions. Word has length 94 [2022-03-01 16:43:08,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:08,429 INFO L470 AbstractCegarLoop]: Abstraction has 3614 states and 9621 transitions. [2022-03-01 16:43:08,429 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) [2022-03-01 16:43:08,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 9621 transitions. [2022-03-01 16:43:08,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:08,432 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:08,432 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, 1, 1] [2022-03-01 16:43:08,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-01 16:43:08,432 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)] === [2022-03-01 16:43:08,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:08,432 INFO L85 PathProgramCache]: Analyzing trace with hash 725513784, now seen corresponding path program 19 times [2022-03-01 16:43:08,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:08,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663923978] [2022-03-01 16:43:08,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:08,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:08,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:09,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:09,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:09,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663923978] [2022-03-01 16:43:09,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663923978] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:09,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:09,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:09,070 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639855208] [2022-03-01 16:43:09,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:09,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:09,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:09,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:09,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:09,070 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) [2022-03-01 16:43:10,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:10,272 INFO L93 Difference]: Finished difference Result 4930 states and 12267 transitions. [2022-03-01 16:43:10,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:10,272 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 [2022-03-01 16:43:10,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:10,279 INFO L225 Difference]: With dead ends: 4930 [2022-03-01 16:43:10,279 INFO L226 Difference]: Without dead ends: 4930 [2022-03-01 16:43:10,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:10,279 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1589 mSDsluCounter, 1006 mSDsCounter, 0 mSdLazyCounter, 1007 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:10,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1589 Valid, 1365 Invalid, 1298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1007 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:43:10,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4930 states. [2022-03-01 16:43:10,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4930 to 3625. [2022-03-01 16:43:10,321 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) [2022-03-01 16:43:10,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-01 16:43:10,326 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-01 16:43:10,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:10,326 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-01 16:43:10,326 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) [2022-03-01 16:43:10,326 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-01 16:43:10,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:10,328 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:10,329 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:10,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-01 16:43:10,329 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)] === [2022-03-01 16:43:10,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:10,329 INFO L85 PathProgramCache]: Analyzing trace with hash 590622864, now seen corresponding path program 20 times [2022-03-01 16:43:10,329 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:10,329 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261923865] [2022-03-01 16:43:10,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:10,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:11,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:11,161 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:11,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261923865] [2022-03-01 16:43:11,162 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261923865] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:11,162 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:11,162 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:11,162 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058334972] [2022-03-01 16:43:11,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:11,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:11,162 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:11,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:11,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:11,162 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) [2022-03-01 16:43:12,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:12,582 INFO L93 Difference]: Finished difference Result 4595 states and 11637 transitions. [2022-03-01 16:43:12,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:12,582 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 [2022-03-01 16:43:12,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:12,589 INFO L225 Difference]: With dead ends: 4595 [2022-03-01 16:43:12,589 INFO L226 Difference]: Without dead ends: 4595 [2022-03-01 16:43:12,589 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 [2022-03-01 16:43:12,590 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1656 mSDsluCounter, 1338 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:12,590 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1656 Valid, 1654 Invalid, 1518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:43:12,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4595 states. [2022-03-01 16:43:12,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4595 to 3603. [2022-03-01 16:43:12,640 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) [2022-03-01 16:43:12,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 9589 transitions. [2022-03-01 16:43:12,646 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 9589 transitions. Word has length 94 [2022-03-01 16:43:12,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:12,646 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 9589 transitions. [2022-03-01 16:43:12,646 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) [2022-03-01 16:43:12,646 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 9589 transitions. [2022-03-01 16:43:12,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:12,649 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:12,649 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:12,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-01 16:43:12,649 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)] === [2022-03-01 16:43:12,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:12,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1257050492, now seen corresponding path program 21 times [2022-03-01 16:43:12,649 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:12,649 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66962065] [2022-03-01 16:43:12,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:12,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:13,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:13,331 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:13,331 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66962065] [2022-03-01 16:43:13,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66962065] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:13,332 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:13,332 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:13,332 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126464092] [2022-03-01 16:43:13,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:13,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:13,332 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:13,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:13,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:13,332 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) [2022-03-01 16:43:14,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:14,919 INFO L93 Difference]: Finished difference Result 4562 states and 11552 transitions. [2022-03-01 16:43:14,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:14,920 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 [2022-03-01 16:43:14,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:14,926 INFO L225 Difference]: With dead ends: 4562 [2022-03-01 16:43:14,926 INFO L226 Difference]: Without dead ends: 4562 [2022-03-01 16:43:14,927 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:14,927 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1341 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:14,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1341 Valid, 2195 Invalid, 1842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:43:14,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4562 states. [2022-03-01 16:43:14,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4562 to 3625. [2022-03-01 16:43:14,967 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) [2022-03-01 16:43:14,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-01 16:43:14,972 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-01 16:43:14,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:14,972 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-01 16:43:14,972 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) [2022-03-01 16:43:14,972 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-01 16:43:14,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:14,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:14,975 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, 1, 1] [2022-03-01 16:43:14,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-01 16:43:14,975 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)] === [2022-03-01 16:43:14,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:14,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1427516148, now seen corresponding path program 22 times [2022-03-01 16:43:14,975 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:14,975 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544342172] [2022-03-01 16:43:14,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:14,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:15,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:15,651 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:15,651 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544342172] [2022-03-01 16:43:15,651 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544342172] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:15,651 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:15,651 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:15,651 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428647260] [2022-03-01 16:43:15,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:15,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:15,652 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:15,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:15,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:15,652 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) [2022-03-01 16:43:17,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:17,345 INFO L93 Difference]: Finished difference Result 5117 states and 12778 transitions. [2022-03-01 16:43:17,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:43:17,345 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 [2022-03-01 16:43:17,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:17,352 INFO L225 Difference]: With dead ends: 5117 [2022-03-01 16:43:17,353 INFO L226 Difference]: Without dead ends: 5117 [2022-03-01 16:43:17,353 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 [2022-03-01 16:43:17,353 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1478 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1746 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:17,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1478 Valid, 2248 Invalid, 1979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 1746 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:43:17,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5117 states. [2022-03-01 16:43:17,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5117 to 3636. [2022-03-01 16:43:17,401 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) [2022-03-01 16:43:17,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-01 16:43:17,415 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-01 16:43:17,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:17,415 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-01 16:43:17,416 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) [2022-03-01 16:43:17,416 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-01 16:43:17,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:17,419 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:17,419 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:17,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-01 16:43:17,419 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)] === [2022-03-01 16:43:17,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:17,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1562407068, now seen corresponding path program 23 times [2022-03-01 16:43:17,419 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:17,419 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022804031] [2022-03-01 16:43:17,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:17,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:18,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:18,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:18,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022804031] [2022-03-01 16:43:18,254 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022804031] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:18,254 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:18,254 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:18,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793583084] [2022-03-01 16:43:18,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:18,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:18,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:18,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:18,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:18,255 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) [2022-03-01 16:43:19,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:19,718 INFO L93 Difference]: Finished difference Result 4694 states and 11914 transitions. [2022-03-01 16:43:19,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:19,718 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 [2022-03-01 16:43:19,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:19,725 INFO L225 Difference]: With dead ends: 4694 [2022-03-01 16:43:19,725 INFO L226 Difference]: Without dead ends: 4694 [2022-03-01 16:43:19,725 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 [2022-03-01 16:43:19,725 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1409 mSDsluCounter, 1458 mSDsCounter, 0 mSdLazyCounter, 1336 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:19,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1409 Valid, 1776 Invalid, 1544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1336 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:43:19,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4694 states. [2022-03-01 16:43:19,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4694 to 3614. [2022-03-01 16:43:19,766 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) [2022-03-01 16:43:19,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 3614 states and 9621 transitions. [2022-03-01 16:43:19,771 INFO L78 Accepts]: Start accepts. Automaton has 3614 states and 9621 transitions. Word has length 94 [2022-03-01 16:43:19,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:19,771 INFO L470 AbstractCegarLoop]: Abstraction has 3614 states and 9621 transitions. [2022-03-01 16:43:19,771 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) [2022-03-01 16:43:19,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 9621 transitions. [2022-03-01 16:43:19,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:19,773 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:19,773 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:19,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-01 16:43:19,774 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)] === [2022-03-01 16:43:19,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:19,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1165251588, now seen corresponding path program 24 times [2022-03-01 16:43:19,774 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:19,774 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437246395] [2022-03-01 16:43:19,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:19,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:19,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:20,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:20,349 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:20,349 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437246395] [2022-03-01 16:43:20,349 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437246395] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:20,349 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:20,349 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:20,349 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257322162] [2022-03-01 16:43:20,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:20,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:20,350 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:20,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:20,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:20,350 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) [2022-03-01 16:43:21,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:21,926 INFO L93 Difference]: Finished difference Result 5128 states and 12810 transitions. [2022-03-01 16:43:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:43:21,926 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 [2022-03-01 16:43:21,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:21,933 INFO L225 Difference]: With dead ends: 5128 [2022-03-01 16:43:21,933 INFO L226 Difference]: Without dead ends: 5128 [2022-03-01 16:43:21,934 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:43:21,934 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1655 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:21,934 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1655 Valid, 2063 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:43:21,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-01 16:43:21,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 3625. [2022-03-01 16:43:21,977 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) [2022-03-01 16:43:21,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-01 16:43:21,982 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-01 16:43:21,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:21,983 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-01 16:43:21,983 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) [2022-03-01 16:43:21,983 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-01 16:43:21,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:21,986 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:21,986 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:21,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-01 16:43:21,986 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)] === [2022-03-01 16:43:21,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:21,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1994305114, now seen corresponding path program 25 times [2022-03-01 16:43:21,986 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:21,986 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746548420] [2022-03-01 16:43:21,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:21,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:22,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:22,754 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:22,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746548420] [2022-03-01 16:43:22,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746548420] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:22,754 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:22,754 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:22,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962556286] [2022-03-01 16:43:22,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:22,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:22,754 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:22,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:22,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:22,754 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) [2022-03-01 16:43:24,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:24,252 INFO L93 Difference]: Finished difference Result 5128 states and 12810 transitions. [2022-03-01 16:43:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:43:24,252 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 [2022-03-01 16:43:24,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:24,260 INFO L225 Difference]: With dead ends: 5128 [2022-03-01 16:43:24,260 INFO L226 Difference]: Without dead ends: 5128 [2022-03-01 16:43:24,260 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 [2022-03-01 16:43:24,260 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1681 mSDsluCounter, 1482 mSDsCounter, 0 mSdLazyCounter, 1453 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-01 16:43:24,260 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] [2022-03-01 16:43:24,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-01 16:43:24,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 3636. [2022-03-01 16:43:24,311 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) [2022-03-01 16:43:24,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-01 16:43:24,317 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-01 16:43:24,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:24,317 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-01 16:43:24,318 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) [2022-03-01 16:43:24,318 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-01 16:43:24,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:24,321 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:24,321 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] [2022-03-01 16:43:24,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-01 16:43:24,321 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)] === [2022-03-01 16:43:24,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:24,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1859414194, now seen corresponding path program 26 times [2022-03-01 16:43:24,321 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:24,321 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984958362] [2022-03-01 16:43:24,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:24,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:25,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:25,353 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:25,353 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984958362] [2022-03-01 16:43:25,353 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984958362] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:25,353 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:25,353 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:25,353 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958243558] [2022-03-01 16:43:25,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:25,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:25,353 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:25,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:25,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:25,354 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) [2022-03-01 16:43:26,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:26,715 INFO L93 Difference]: Finished difference Result 4793 states and 12180 transitions. [2022-03-01 16:43:26,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:26,715 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 [2022-03-01 16:43:26,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:26,722 INFO L225 Difference]: With dead ends: 4793 [2022-03-01 16:43:26,722 INFO L226 Difference]: Without dead ends: 4793 [2022-03-01 16:43:26,722 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 [2022-03-01 16:43:26,722 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1544 mSDsluCounter, 1247 mSDsCounter, 0 mSdLazyCounter, 1180 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:43:26,722 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] [2022-03-01 16:43:26,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4793 states. [2022-03-01 16:43:26,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4793 to 3603. [2022-03-01 16:43:26,768 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) [2022-03-01 16:43:26,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 9589 transitions. [2022-03-01 16:43:26,773 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 9589 transitions. Word has length 94 [2022-03-01 16:43:26,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:26,774 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 9589 transitions. [2022-03-01 16:43:26,774 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) [2022-03-01 16:43:26,774 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 9589 transitions. [2022-03-01 16:43:26,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:26,777 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:26,777 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:26,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-01 16:43:26,777 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)] === [2022-03-01 16:43:26,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:26,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1151001256, now seen corresponding path program 27 times [2022-03-01 16:43:26,777 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:26,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315147588] [2022-03-01 16:43:26,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:26,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:27,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:27,419 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:27,419 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315147588] [2022-03-01 16:43:27,419 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315147588] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:27,419 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:27,419 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:27,419 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449893788] [2022-03-01 16:43:27,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:27,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:27,419 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:27,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:27,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:27,420 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) [2022-03-01 16:43:28,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:28,547 INFO L93 Difference]: Finished difference Result 4518 states and 11424 transitions. [2022-03-01 16:43:28,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:28,547 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 [2022-03-01 16:43:28,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:28,554 INFO L225 Difference]: With dead ends: 4518 [2022-03-01 16:43:28,554 INFO L226 Difference]: Without dead ends: 4518 [2022-03-01 16:43:28,554 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 [2022-03-01 16:43:28,554 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1371 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:28,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1371 Valid, 1642 Invalid, 1447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:43:28,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2022-03-01 16:43:28,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 3636. [2022-03-01 16:43:28,601 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) [2022-03-01 16:43:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-01 16:43:28,607 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-01 16:43:28,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:28,607 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-01 16:43:28,607 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) [2022-03-01 16:43:28,607 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-01 16:43:28,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:28,610 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:28,610 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:28,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-01 16:43:28,610 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)] === [2022-03-01 16:43:28,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:28,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1321466912, now seen corresponding path program 28 times [2022-03-01 16:43:28,610 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:28,610 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324411698] [2022-03-01 16:43:28,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:28,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:29,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:29,315 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:29,315 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324411698] [2022-03-01 16:43:29,315 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324411698] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:29,315 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:29,315 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:29,315 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053355657] [2022-03-01 16:43:29,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:29,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:29,316 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:29,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:29,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:29,316 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) [2022-03-01 16:43:30,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:30,673 INFO L93 Difference]: Finished difference Result 4985 states and 12416 transitions. [2022-03-01 16:43:30,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:30,674 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 [2022-03-01 16:43:30,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:30,679 INFO L225 Difference]: With dead ends: 4985 [2022-03-01 16:43:30,679 INFO L226 Difference]: Without dead ends: 4985 [2022-03-01 16:43:30,680 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 [2022-03-01 16:43:30,680 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1468 mSDsluCounter, 1373 mSDsCounter, 0 mSdLazyCounter, 1321 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:43:30,680 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] [2022-03-01 16:43:30,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4985 states. [2022-03-01 16:43:30,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4985 to 3647. [2022-03-01 16:43:30,720 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) [2022-03-01 16:43:30,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-01 16:43:30,726 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-01 16:43:30,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:30,726 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-01 16:43:30,726 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) [2022-03-01 16:43:30,727 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-01 16:43:30,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:30,730 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:30,730 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:30,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-01 16:43:30,730 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)] === [2022-03-01 16:43:30,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:30,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1456357832, now seen corresponding path program 29 times [2022-03-01 16:43:30,730 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:30,730 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603096441] [2022-03-01 16:43:30,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:30,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:31,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:31,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:31,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603096441] [2022-03-01 16:43:31,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603096441] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:31,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:31,523 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:31,523 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869530799] [2022-03-01 16:43:31,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:31,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:31,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:31,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:31,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:31,523 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) [2022-03-01 16:43:33,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:33,021 INFO L93 Difference]: Finished difference Result 4650 states and 11786 transitions. [2022-03-01 16:43:33,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:33,021 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 [2022-03-01 16:43:33,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:33,028 INFO L225 Difference]: With dead ends: 4650 [2022-03-01 16:43:33,029 INFO L226 Difference]: Without dead ends: 4650 [2022-03-01 16:43:33,029 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 [2022-03-01 16:43:33,029 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1485 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1455 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-01 16:43:33,029 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] [2022-03-01 16:43:33,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4650 states. [2022-03-01 16:43:33,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4650 to 3625. [2022-03-01 16:43:33,076 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) [2022-03-01 16:43:33,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-01 16:43:33,083 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-01 16:43:33,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:33,083 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-01 16:43:33,083 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) [2022-03-01 16:43:33,083 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-01 16:43:33,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:33,086 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:33,086 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:33,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-01 16:43:33,086 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)] === [2022-03-01 16:43:33,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:33,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1271300824, now seen corresponding path program 30 times [2022-03-01 16:43:33,086 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:33,087 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801761725] [2022-03-01 16:43:33,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:33,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:33,612 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:33,612 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801761725] [2022-03-01 16:43:33,612 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801761725] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:33,612 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:33,612 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:33,612 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69473879] [2022-03-01 16:43:33,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:33,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:33,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:33,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:33,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:33,613 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) [2022-03-01 16:43:35,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:35,401 INFO L93 Difference]: Finished difference Result 5293 states and 13246 transitions. [2022-03-01 16:43:35,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:43:35,401 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 [2022-03-01 16:43:35,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:35,409 INFO L225 Difference]: With dead ends: 5293 [2022-03-01 16:43:35,409 INFO L226 Difference]: Without dead ends: 5293 [2022-03-01 16:43:35,410 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 [2022-03-01 16:43:35,410 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 [2022-03-01 16:43:35,410 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] [2022-03-01 16:43:35,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5293 states. [2022-03-01 16:43:35,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5293 to 3636. [2022-03-01 16:43:35,463 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) [2022-03-01 16:43:35,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-01 16:43:35,469 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-01 16:43:35,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:35,470 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-01 16:43:35,470 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) [2022-03-01 16:43:35,470 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-01 16:43:35,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:35,473 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:35,473 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:35,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-01 16:43:35,473 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)] === [2022-03-01 16:43:35,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:35,473 INFO L85 PathProgramCache]: Analyzing trace with hash 2100354350, now seen corresponding path program 31 times [2022-03-01 16:43:35,473 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:35,473 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731069551] [2022-03-01 16:43:35,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:35,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:36,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:36,187 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:36,188 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731069551] [2022-03-01 16:43:36,188 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731069551] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:36,188 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:36,188 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:36,188 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444952673] [2022-03-01 16:43:36,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:36,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:36,188 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:36,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:36,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:36,188 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) [2022-03-01 16:43:37,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:37,834 INFO L93 Difference]: Finished difference Result 5172 states and 12927 transitions. [2022-03-01 16:43:37,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:43:37,835 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 [2022-03-01 16:43:37,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:37,842 INFO L225 Difference]: With dead ends: 5172 [2022-03-01 16:43:37,842 INFO L226 Difference]: Without dead ends: 5172 [2022-03-01 16:43:37,843 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 [2022-03-01 16:43:37,843 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1417 mSDsluCounter, 1876 mSDsCounter, 0 mSdLazyCounter, 1746 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:37,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1417 Valid, 2230 Invalid, 1958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1746 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:43:37,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5172 states. [2022-03-01 16:43:37,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5172 to 3647. [2022-03-01 16:43:37,898 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) [2022-03-01 16:43:37,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-01 16:43:37,905 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-01 16:43:37,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:37,905 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-01 16:43:37,905 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) [2022-03-01 16:43:37,905 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-01 16:43:37,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:37,908 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:37,908 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] [2022-03-01 16:43:37,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-01 16:43:37,908 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)] === [2022-03-01 16:43:37,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:37,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1965463430, now seen corresponding path program 32 times [2022-03-01 16:43:37,909 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:37,909 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150100005] [2022-03-01 16:43:37,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:37,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:37,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:39,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:39,008 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:39,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150100005] [2022-03-01 16:43:39,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150100005] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:39,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:39,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:39,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846111779] [2022-03-01 16:43:39,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:39,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:39,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:39,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:39,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:39,009 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) [2022-03-01 16:43:40,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:40,735 INFO L93 Difference]: Finished difference Result 4837 states and 12297 transitions. [2022-03-01 16:43:40,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:40,735 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 [2022-03-01 16:43:40,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:40,743 INFO L225 Difference]: With dead ends: 4837 [2022-03-01 16:43:40,743 INFO L226 Difference]: Without dead ends: 4837 [2022-03-01 16:43:40,743 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 [2022-03-01 16:43:40,743 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1152 mSDsluCounter, 1752 mSDsCounter, 0 mSdLazyCounter, 1629 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-03-01 16:43:40,743 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] [2022-03-01 16:43:40,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4837 states. [2022-03-01 16:43:40,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4837 to 3614. [2022-03-01 16:43:40,821 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) [2022-03-01 16:43:40,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 3614 states and 9621 transitions. [2022-03-01 16:43:40,827 INFO L78 Accepts]: Start accepts. Automaton has 3614 states and 9621 transitions. Word has length 94 [2022-03-01 16:43:40,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:40,827 INFO L470 AbstractCegarLoop]: Abstraction has 3614 states and 9621 transitions. [2022-03-01 16:43:40,827 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) [2022-03-01 16:43:40,827 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 9621 transitions. [2022-03-01 16:43:40,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:40,831 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:40,831 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:40,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-01 16:43:40,831 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)] === [2022-03-01 16:43:40,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:40,833 INFO L85 PathProgramCache]: Analyzing trace with hash 220610078, now seen corresponding path program 33 times [2022-03-01 16:43:40,833 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:40,833 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688419516] [2022-03-01 16:43:40,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:40,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:40,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:41,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:41,301 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:41,301 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688419516] [2022-03-01 16:43:41,301 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688419516] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:41,301 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:41,301 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:41,301 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581629692] [2022-03-01 16:43:41,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:41,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:41,302 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:41,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:41,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:41,302 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) [2022-03-01 16:43:42,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:42,878 INFO L93 Difference]: Finished difference Result 5238 states and 13097 transitions. [2022-03-01 16:43:42,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:43:42,878 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 [2022-03-01 16:43:42,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:42,885 INFO L225 Difference]: With dead ends: 5238 [2022-03-01 16:43:42,885 INFO L226 Difference]: Without dead ends: 5238 [2022-03-01 16:43:42,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:43:42,886 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 1580 mSDsluCounter, 1794 mSDsCounter, 0 mSdLazyCounter, 1829 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-03-01 16:43:42,886 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] [2022-03-01 16:43:42,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5238 states. [2022-03-01 16:43:42,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5238 to 3625. [2022-03-01 16:43:42,932 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) [2022-03-01 16:43:42,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 9653 transitions. [2022-03-01 16:43:42,937 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 9653 transitions. Word has length 94 [2022-03-01 16:43:42,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:42,937 INFO L470 AbstractCegarLoop]: Abstraction has 3625 states and 9653 transitions. [2022-03-01 16:43:42,937 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) [2022-03-01 16:43:42,937 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 9653 transitions. [2022-03-01 16:43:42,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:42,940 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:42,940 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:42,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-01 16:43:42,940 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)] === [2022-03-01 16:43:42,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:42,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1195107550, now seen corresponding path program 34 times [2022-03-01 16:43:42,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:42,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936374176] [2022-03-01 16:43:42,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:42,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:43,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:43,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:43,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936374176] [2022-03-01 16:43:43,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936374176] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:43,589 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:43,589 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:43,589 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068039705] [2022-03-01 16:43:43,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:43,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:43,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:43,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:43,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:43,589 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) [2022-03-01 16:43:45,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:45,363 INFO L93 Difference]: Finished difference Result 5293 states and 13246 transitions. [2022-03-01 16:43:45,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:43:45,364 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 [2022-03-01 16:43:45,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:45,372 INFO L225 Difference]: With dead ends: 5293 [2022-03-01 16:43:45,372 INFO L226 Difference]: Without dead ends: 5293 [2022-03-01 16:43:45,372 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:43:45,372 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 1341 mSDsluCounter, 1723 mSDsCounter, 0 mSdLazyCounter, 1648 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:45,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1341 Valid, 2106 Invalid, 1890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1648 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:43:45,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5293 states. [2022-03-01 16:43:45,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5293 to 3636. [2022-03-01 16:43:45,427 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) [2022-03-01 16:43:45,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 9685 transitions. [2022-03-01 16:43:45,434 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 9685 transitions. Word has length 94 [2022-03-01 16:43:45,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:45,434 INFO L470 AbstractCegarLoop]: Abstraction has 3636 states and 9685 transitions. [2022-03-01 16:43:45,434 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) [2022-03-01 16:43:45,434 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 9685 transitions. [2022-03-01 16:43:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:45,437 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:45,438 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, 1, 1] [2022-03-01 16:43:45,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-01 16:43:45,438 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)] === [2022-03-01 16:43:45,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:45,438 INFO L85 PathProgramCache]: Analyzing trace with hash -366054024, now seen corresponding path program 35 times [2022-03-01 16:43:45,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:45,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012945550] [2022-03-01 16:43:45,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:45,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:46,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:46,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:46,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012945550] [2022-03-01 16:43:46,150 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012945550] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:46,150 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:46,150 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:46,150 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322583848] [2022-03-01 16:43:46,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:46,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:46,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:46,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:46,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:46,151 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) [2022-03-01 16:43:47,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:47,574 INFO L93 Difference]: Finished difference Result 5238 states and 13097 transitions. [2022-03-01 16:43:47,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:47,574 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 [2022-03-01 16:43:47,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:47,582 INFO L225 Difference]: With dead ends: 5238 [2022-03-01 16:43:47,582 INFO L226 Difference]: Without dead ends: 5238 [2022-03-01 16:43:47,582 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:47,582 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1635 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:43:47,582 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] [2022-03-01 16:43:47,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5238 states. [2022-03-01 16:43:47,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5238 to 3647. [2022-03-01 16:43:47,628 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) [2022-03-01 16:43:47,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-01 16:43:47,634 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-01 16:43:47,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:47,634 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-01 16:43:47,634 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) [2022-03-01 16:43:47,634 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-01 16:43:47,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:47,637 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:47,637 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:47,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-01 16:43:47,637 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)] === [2022-03-01 16:43:47,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:47,637 INFO L85 PathProgramCache]: Analyzing trace with hash -500944944, now seen corresponding path program 36 times [2022-03-01 16:43:47,637 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:47,637 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321638448] [2022-03-01 16:43:47,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:47,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:48,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:48,895 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:48,895 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321638448] [2022-03-01 16:43:48,895 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321638448] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:48,895 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:48,895 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:48,895 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139624827] [2022-03-01 16:43:48,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:48,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:48,896 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:48,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:48,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:48,896 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) [2022-03-01 16:43:50,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:50,441 INFO L93 Difference]: Finished difference Result 4848 states and 12318 transitions. [2022-03-01 16:43:50,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:50,441 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 [2022-03-01 16:43:50,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:50,447 INFO L225 Difference]: With dead ends: 4848 [2022-03-01 16:43:50,447 INFO L226 Difference]: Without dead ends: 4848 [2022-03-01 16:43:50,447 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 [2022-03-01 16:43:50,447 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1318 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 1396 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:50,448 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1318 Valid, 1776 Invalid, 1586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1396 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:43:50,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4848 states. [2022-03-01 16:43:50,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4848 to 3603. [2022-03-01 16:43:50,485 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) [2022-03-01 16:43:50,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 9589 transitions. [2022-03-01 16:43:50,492 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 9589 transitions. Word has length 94 [2022-03-01 16:43:50,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:50,492 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 9589 transitions. [2022-03-01 16:43:50,492 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) [2022-03-01 16:43:50,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 9589 transitions. [2022-03-01 16:43:50,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:50,495 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:50,495 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:50,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-01 16:43:50,496 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)] === [2022-03-01 16:43:50,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:50,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1591693264, now seen corresponding path program 37 times [2022-03-01 16:43:50,496 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:50,496 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861990105] [2022-03-01 16:43:50,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:50,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:51,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:51,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:51,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861990105] [2022-03-01 16:43:51,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861990105] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:51,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:51,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:51,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882271617] [2022-03-01 16:43:51,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:51,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:51,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:51,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:51,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:51,202 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) [2022-03-01 16:43:52,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:52,521 INFO L93 Difference]: Finished difference Result 4694 states and 11914 transitions. [2022-03-01 16:43:52,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:52,521 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 [2022-03-01 16:43:52,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:52,528 INFO L225 Difference]: With dead ends: 4694 [2022-03-01 16:43:52,529 INFO L226 Difference]: Without dead ends: 4694 [2022-03-01 16:43:52,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:52,529 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:52,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1659 Valid, 1460 Invalid, 1409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 1170 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:43:52,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4694 states. [2022-03-01 16:43:52,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4694 to 3680. [2022-03-01 16:43:52,582 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) [2022-03-01 16:43:52,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 9813 transitions. [2022-03-01 16:43:52,589 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 9813 transitions. Word has length 94 [2022-03-01 16:43:52,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:52,589 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 9813 transitions. [2022-03-01 16:43:52,589 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) [2022-03-01 16:43:52,589 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 9813 transitions. [2022-03-01 16:43:52,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:52,592 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:52,592 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:52,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-01 16:43:52,592 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)] === [2022-03-01 16:43:52,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:52,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1762158920, now seen corresponding path program 38 times [2022-03-01 16:43:52,593 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:52,593 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982772801] [2022-03-01 16:43:52,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:52,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:53,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:53,302 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:53,302 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982772801] [2022-03-01 16:43:53,302 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982772801] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:53,302 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:53,302 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:53,302 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063263388] [2022-03-01 16:43:53,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:53,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:53,302 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:53,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:53,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:53,303 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) [2022-03-01 16:43:54,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:54,618 INFO L93 Difference]: Finished difference Result 5128 states and 12821 transitions. [2022-03-01 16:43:54,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:54,619 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 [2022-03-01 16:43:54,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:54,626 INFO L225 Difference]: With dead ends: 5128 [2022-03-01 16:43:54,626 INFO L226 Difference]: Without dead ends: 5128 [2022-03-01 16:43:54,626 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 [2022-03-01 16:43:54,627 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 [2022-03-01 16:43:54,627 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] [2022-03-01 16:43:54,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-01 16:43:54,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 3691. [2022-03-01 16:43:54,670 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) [2022-03-01 16:43:54,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-01 16:43:54,676 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-01 16:43:54,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:54,676 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-01 16:43:54,676 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) [2022-03-01 16:43:54,676 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-01 16:43:54,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:54,678 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:54,679 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] [2022-03-01 16:43:54,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-01 16:43:54,679 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)] === [2022-03-01 16:43:54,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:54,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1897049840, now seen corresponding path program 39 times [2022-03-01 16:43:54,679 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:54,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848076606] [2022-03-01 16:43:54,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:54,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:54,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:55,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:55,554 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:55,554 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848076606] [2022-03-01 16:43:55,554 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848076606] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:55,554 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:55,554 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:55,554 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848874034] [2022-03-01 16:43:55,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:55,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:55,554 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:55,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:55,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:55,555 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) [2022-03-01 16:43:57,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:57,492 INFO L93 Difference]: Finished difference Result 4793 states and 12191 transitions. [2022-03-01 16:43:57,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:57,493 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 [2022-03-01 16:43:57,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:57,500 INFO L225 Difference]: With dead ends: 4793 [2022-03-01 16:43:57,500 INFO L226 Difference]: Without dead ends: 4793 [2022-03-01 16:43:57,500 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:57,500 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1108 mSDsluCounter, 1891 mSDsCounter, 0 mSdLazyCounter, 1809 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:57,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1108 Valid, 2194 Invalid, 1988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1809 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:43:57,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4793 states. [2022-03-01 16:43:57,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4793 to 3647. [2022-03-01 16:43:57,549 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) [2022-03-01 16:43:57,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-01 16:43:57,555 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-01 16:43:57,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:57,555 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-01 16:43:57,555 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) [2022-03-01 16:43:57,555 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-01 16:43:57,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:43:57,558 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:57,558 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, 1, 1] [2022-03-01 16:43:57,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-01 16:43:57,558 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)] === [2022-03-01 16:43:57,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:57,559 INFO L85 PathProgramCache]: Analyzing trace with hash 593864136, now seen corresponding path program 40 times [2022-03-01 16:43:57,559 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:57,559 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930729559] [2022-03-01 16:43:57,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:57,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:58,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:58,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:58,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930729559] [2022-03-01 16:43:58,388 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930729559] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:58,388 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:58,388 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:58,388 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129423084] [2022-03-01 16:43:58,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:58,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:58,388 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:58,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:58,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:58,389 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) [2022-03-01 16:43:59,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:59,961 INFO L93 Difference]: Finished difference Result 4892 states and 12468 transitions. [2022-03-01 16:43:59,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:59,962 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 [2022-03-01 16:43:59,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:59,969 INFO L225 Difference]: With dead ends: 4892 [2022-03-01 16:43:59,970 INFO L226 Difference]: Without dead ends: 4892 [2022-03-01 16:43:59,970 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 [2022-03-01 16:43:59,970 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1235 mSDsluCounter, 1414 mSDsCounter, 0 mSdLazyCounter, 1376 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:59,970 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 1713 Invalid, 1618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1376 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:43:59,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4892 states. [2022-03-01 16:44:00,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4892 to 3702. [2022-03-01 16:44:00,021 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) [2022-03-01 16:44:00,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-01 16:44:00,028 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-01 16:44:00,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:00,028 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-01 16:44:00,028 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) [2022-03-01 16:44:00,028 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-01 16:44:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:00,032 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:00,032 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:00,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-01 16:44:00,032 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)] === [2022-03-01 16:44:00,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:00,032 INFO L85 PathProgramCache]: Analyzing trace with hash 423398480, now seen corresponding path program 41 times [2022-03-01 16:44:00,032 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:00,032 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868754500] [2022-03-01 16:44:00,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:00,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:00,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:00,717 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:00,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868754500] [2022-03-01 16:44:00,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868754500] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:00,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:00,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:00,718 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979061855] [2022-03-01 16:44:00,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:00,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:00,718 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:00,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:00,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:00,719 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) [2022-03-01 16:44:02,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:02,153 INFO L93 Difference]: Finished difference Result 5392 states and 13545 transitions. [2022-03-01 16:44:02,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:44:02,154 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 [2022-03-01 16:44:02,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:02,162 INFO L225 Difference]: With dead ends: 5392 [2022-03-01 16:44:02,162 INFO L226 Difference]: Without dead ends: 5392 [2022-03-01 16:44:02,163 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=389, Invalid=801, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:44:02,163 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1591 mSDsluCounter, 1639 mSDsCounter, 0 mSdLazyCounter, 1678 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:02,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1591 Valid, 1990 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1678 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:44:02,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5392 states. [2022-03-01 16:44:02,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5392 to 3713. [2022-03-01 16:44:02,222 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) [2022-03-01 16:44:02,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-01 16:44:02,229 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-01 16:44:02,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:02,229 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-01 16:44:02,229 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) [2022-03-01 16:44:02,229 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-01 16:44:02,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:02,232 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:02,232 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:02,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-01 16:44:02,232 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)] === [2022-03-01 16:44:02,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:02,233 INFO L85 PathProgramCache]: Analyzing trace with hash 288507560, now seen corresponding path program 42 times [2022-03-01 16:44:02,233 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:02,233 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599051281] [2022-03-01 16:44:02,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:02,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:03,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:03,013 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:03,013 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599051281] [2022-03-01 16:44:03,013 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599051281] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:03,013 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:03,014 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:03,014 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102870376] [2022-03-01 16:44:03,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:03,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:03,014 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:03,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:03,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:03,014 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) [2022-03-01 16:44:04,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:04,836 INFO L93 Difference]: Finished difference Result 4991 states and 12745 transitions. [2022-03-01 16:44:04,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:04,837 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 [2022-03-01 16:44:04,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:04,844 INFO L225 Difference]: With dead ends: 4991 [2022-03-01 16:44:04,844 INFO L226 Difference]: Without dead ends: 4991 [2022-03-01 16:44:04,845 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:04,845 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1407 mSDsluCounter, 1982 mSDsCounter, 0 mSdLazyCounter, 1938 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:04,845 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1407 Valid, 2282 Invalid, 2119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1938 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:44:04,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4991 states. [2022-03-01 16:44:04,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4991 to 3669. [2022-03-01 16:44:04,898 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) [2022-03-01 16:44:04,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 3669 states and 9781 transitions. [2022-03-01 16:44:04,904 INFO L78 Accepts]: Start accepts. Automaton has 3669 states and 9781 transitions. Word has length 94 [2022-03-01 16:44:04,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:04,904 INFO L470 AbstractCegarLoop]: Abstraction has 3669 states and 9781 transitions. [2022-03-01 16:44:04,904 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) [2022-03-01 16:44:04,904 INFO L276 IsEmpty]: Start isEmpty. Operand 3669 states and 9781 transitions. [2022-03-01 16:44:04,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:04,907 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:04,907 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] [2022-03-01 16:44:04,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-01 16:44:04,907 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)] === [2022-03-01 16:44:04,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:04,907 INFO L85 PathProgramCache]: Analyzing trace with hash -328319450, now seen corresponding path program 43 times [2022-03-01 16:44:04,908 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:04,908 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831375718] [2022-03-01 16:44:04,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:04,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:05,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:05,642 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:05,642 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831375718] [2022-03-01 16:44:05,642 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831375718] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:05,642 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:05,642 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:05,642 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215681296] [2022-03-01 16:44:05,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:05,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:05,643 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:05,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:05,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:05,643 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) [2022-03-01 16:44:07,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:07,237 INFO L93 Difference]: Finished difference Result 4782 states and 12170 transitions. [2022-03-01 16:44:07,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:07,237 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 [2022-03-01 16:44:07,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:07,245 INFO L225 Difference]: With dead ends: 4782 [2022-03-01 16:44:07,245 INFO L226 Difference]: Without dead ends: 4782 [2022-03-01 16:44:07,245 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:07,245 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1496 mSDsluCounter, 1589 mSDsCounter, 0 mSdLazyCounter, 1545 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:07,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1496 Valid, 1886 Invalid, 1789 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1545 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:44:07,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4782 states. [2022-03-01 16:44:07,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4782 to 3691. [2022-03-01 16:44:07,301 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) [2022-03-01 16:44:07,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-01 16:44:07,307 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-01 16:44:07,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:07,307 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-01 16:44:07,307 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) [2022-03-01 16:44:07,308 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-01 16:44:07,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:07,311 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:07,311 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:07,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-01 16:44:07,311 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)] === [2022-03-01 16:44:07,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:07,311 INFO L85 PathProgramCache]: Analyzing trace with hash -498785106, now seen corresponding path program 44 times [2022-03-01 16:44:07,311 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:07,311 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674652161] [2022-03-01 16:44:07,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:07,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:08,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:08,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:08,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674652161] [2022-03-01 16:44:08,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674652161] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:08,061 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:08,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:08,061 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661603974] [2022-03-01 16:44:08,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:08,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:08,061 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:08,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:08,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:08,062 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) [2022-03-01 16:44:09,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:09,663 INFO L93 Difference]: Finished difference Result 5337 states and 13396 transitions. [2022-03-01 16:44:09,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:44:09,664 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 [2022-03-01 16:44:09,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:09,672 INFO L225 Difference]: With dead ends: 5337 [2022-03-01 16:44:09,672 INFO L226 Difference]: Without dead ends: 5337 [2022-03-01 16:44:09,674 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 [2022-03-01 16:44:09,674 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 [2022-03-01 16:44:09,674 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] [2022-03-01 16:44:09,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5337 states. [2022-03-01 16:44:09,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5337 to 3702. [2022-03-01 16:44:09,733 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) [2022-03-01 16:44:09,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-01 16:44:09,739 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-01 16:44:09,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:09,740 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-01 16:44:09,740 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) [2022-03-01 16:44:09,740 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-01 16:44:09,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:09,743 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:09,743 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] [2022-03-01 16:44:09,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-01 16:44:09,743 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)] === [2022-03-01 16:44:09,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:09,743 INFO L85 PathProgramCache]: Analyzing trace with hash -633676026, now seen corresponding path program 45 times [2022-03-01 16:44:09,743 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:09,744 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393698097] [2022-03-01 16:44:09,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:09,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:10,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:10,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:10,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393698097] [2022-03-01 16:44:10,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393698097] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:10,757 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:10,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:10,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368894098] [2022-03-01 16:44:10,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:10,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:10,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:10,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:10,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:10,759 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) [2022-03-01 16:44:12,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:12,292 INFO L93 Difference]: Finished difference Result 4914 states and 12532 transitions. [2022-03-01 16:44:12,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:12,292 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 [2022-03-01 16:44:12,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:12,300 INFO L225 Difference]: With dead ends: 4914 [2022-03-01 16:44:12,300 INFO L226 Difference]: Without dead ends: 4914 [2022-03-01 16:44:12,300 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 [2022-03-01 16:44:12,300 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:12,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 1722 Invalid, 1628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1384 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:44:12,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4914 states. [2022-03-01 16:44:12,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4914 to 3680. [2022-03-01 16:44:12,350 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) [2022-03-01 16:44:12,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 9813 transitions. [2022-03-01 16:44:12,356 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 9813 transitions. Word has length 94 [2022-03-01 16:44:12,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:12,356 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 9813 transitions. [2022-03-01 16:44:12,356 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) [2022-03-01 16:44:12,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 9813 transitions. [2022-03-01 16:44:12,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:12,359 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:12,359 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] [2022-03-01 16:44:12,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-01 16:44:12,359 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)] === [2022-03-01 16:44:12,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:12,359 INFO L85 PathProgramCache]: Analyzing trace with hash 2093982630, now seen corresponding path program 46 times [2022-03-01 16:44:12,359 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:12,360 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106669744] [2022-03-01 16:44:12,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:12,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:12,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:12,914 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:12,914 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106669744] [2022-03-01 16:44:12,914 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106669744] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:12,914 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:12,914 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:12,914 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414801696] [2022-03-01 16:44:12,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:12,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:12,915 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:12,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:12,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:12,915 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) [2022-03-01 16:44:14,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:14,496 INFO L93 Difference]: Finished difference Result 5348 states and 13428 transitions. [2022-03-01 16:44:14,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:44:14,497 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 [2022-03-01 16:44:14,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:14,505 INFO L225 Difference]: With dead ends: 5348 [2022-03-01 16:44:14,505 INFO L226 Difference]: Without dead ends: 5348 [2022-03-01 16:44:14,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:44:14,506 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 1606 mSDsluCounter, 1491 mSDsCounter, 0 mSdLazyCounter, 1551 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:14,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1606 Valid, 1859 Invalid, 1761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1551 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:44:14,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5348 states. [2022-03-01 16:44:14,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5348 to 3691. [2022-03-01 16:44:14,562 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) [2022-03-01 16:44:14,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-01 16:44:14,569 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-01 16:44:14,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:14,569 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-01 16:44:14,569 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) [2022-03-01 16:44:14,570 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-01 16:44:14,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:14,573 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:14,573 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] [2022-03-01 16:44:14,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-01 16:44:14,573 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)] === [2022-03-01 16:44:14,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:14,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1371931140, now seen corresponding path program 47 times [2022-03-01 16:44:14,573 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:14,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322340737] [2022-03-01 16:44:14,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:14,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:15,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:15,394 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:15,394 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322340737] [2022-03-01 16:44:15,394 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322340737] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:15,394 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:15,394 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:15,394 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647779670] [2022-03-01 16:44:15,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:15,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:15,395 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:15,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:15,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:15,395 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) [2022-03-01 16:44:17,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:17,230 INFO L93 Difference]: Finished difference Result 5348 states and 13428 transitions. [2022-03-01 16:44:17,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:44:17,231 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 [2022-03-01 16:44:17,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:17,238 INFO L225 Difference]: With dead ends: 5348 [2022-03-01 16:44:17,238 INFO L226 Difference]: Without dead ends: 5348 [2022-03-01 16:44:17,238 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 [2022-03-01 16:44:17,238 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 [2022-03-01 16:44:17,238 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] [2022-03-01 16:44:17,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5348 states. [2022-03-01 16:44:17,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5348 to 3702. [2022-03-01 16:44:17,287 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) [2022-03-01 16:44:17,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-01 16:44:17,293 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-01 16:44:17,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:17,293 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-01 16:44:17,294 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) [2022-03-01 16:44:17,294 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-01 16:44:17,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:17,297 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:17,297 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] [2022-03-01 16:44:17,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-01 16:44:17,297 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)] === [2022-03-01 16:44:17,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:17,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1506822060, now seen corresponding path program 48 times [2022-03-01 16:44:17,297 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:17,297 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483503181] [2022-03-01 16:44:17,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:17,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:17,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:18,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:18,212 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:18,212 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483503181] [2022-03-01 16:44:18,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483503181] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:18,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:18,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:18,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887912878] [2022-03-01 16:44:18,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:18,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:18,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:18,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:18,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:18,213 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) [2022-03-01 16:44:19,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:19,834 INFO L93 Difference]: Finished difference Result 5013 states and 12798 transitions. [2022-03-01 16:44:19,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:19,834 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 [2022-03-01 16:44:19,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:19,841 INFO L225 Difference]: With dead ends: 5013 [2022-03-01 16:44:19,842 INFO L226 Difference]: Without dead ends: 5013 [2022-03-01 16:44:19,842 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 [2022-03-01 16:44:19,842 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:19,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1205 Valid, 1816 Invalid, 1684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1440 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:44:19,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2022-03-01 16:44:19,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 3647. [2022-03-01 16:44:19,893 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) [2022-03-01 16:44:19,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-01 16:44:19,899 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-01 16:44:19,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:19,899 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-01 16:44:19,899 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) [2022-03-01 16:44:19,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-01 16:44:19,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:19,902 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:19,902 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:19,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-01 16:44:19,903 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)] === [2022-03-01 16:44:19,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:19,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1666126760, now seen corresponding path program 49 times [2022-03-01 16:44:19,903 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:19,903 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568515539] [2022-03-01 16:44:19,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:19,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:20,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:20,763 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:20,763 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568515539] [2022-03-01 16:44:20,763 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568515539] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:20,763 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:20,763 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:20,763 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540056268] [2022-03-01 16:44:20,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:20,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:20,763 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:20,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:20,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:20,763 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) [2022-03-01 16:44:22,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:22,204 INFO L93 Difference]: Finished difference Result 4804 states and 12212 transitions. [2022-03-01 16:44:22,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:22,204 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 [2022-03-01 16:44:22,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:22,211 INFO L225 Difference]: With dead ends: 4804 [2022-03-01 16:44:22,212 INFO L226 Difference]: Without dead ends: 4804 [2022-03-01 16:44:22,212 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 [2022-03-01 16:44:22,212 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1432 mSDsluCounter, 1326 mSDsCounter, 0 mSdLazyCounter, 1309 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:22,212 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 1622 Invalid, 1519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1309 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:44:22,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2022-03-01 16:44:22,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 3724. [2022-03-01 16:44:22,264 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) [2022-03-01 16:44:22,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 3724 states and 9941 transitions. [2022-03-01 16:44:22,271 INFO L78 Accepts]: Start accepts. Automaton has 3724 states and 9941 transitions. Word has length 94 [2022-03-01 16:44:22,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:22,271 INFO L470 AbstractCegarLoop]: Abstraction has 3724 states and 9941 transitions. [2022-03-01 16:44:22,271 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) [2022-03-01 16:44:22,272 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 9941 transitions. [2022-03-01 16:44:22,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:22,275 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:22,275 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:22,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-01 16:44:22,275 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)] === [2022-03-01 16:44:22,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:22,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1836592416, now seen corresponding path program 50 times [2022-03-01 16:44:22,275 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:22,276 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521769866] [2022-03-01 16:44:22,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:22,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:22,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:22,911 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:22,911 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521769866] [2022-03-01 16:44:22,911 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521769866] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:22,911 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:22,911 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:22,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745162956] [2022-03-01 16:44:22,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:22,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:22,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:22,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:22,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:22,912 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) [2022-03-01 16:44:24,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:24,415 INFO L93 Difference]: Finished difference Result 5238 states and 13119 transitions. [2022-03-01 16:44:24,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:24,415 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 [2022-03-01 16:44:24,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:24,423 INFO L225 Difference]: With dead ends: 5238 [2022-03-01 16:44:24,423 INFO L226 Difference]: Without dead ends: 5238 [2022-03-01 16:44:24,424 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:24,424 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1349 mSDsluCounter, 1250 mSDsCounter, 0 mSdLazyCounter, 1319 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:24,424 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 1592 Invalid, 1621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 1319 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:44:24,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5238 states. [2022-03-01 16:44:24,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5238 to 3735. [2022-03-01 16:44:24,478 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) [2022-03-01 16:44:24,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3735 states and 9973 transitions. [2022-03-01 16:44:24,484 INFO L78 Accepts]: Start accepts. Automaton has 3735 states and 9973 transitions. Word has length 94 [2022-03-01 16:44:24,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:24,484 INFO L470 AbstractCegarLoop]: Abstraction has 3735 states and 9973 transitions. [2022-03-01 16:44:24,484 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) [2022-03-01 16:44:24,484 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 9973 transitions. [2022-03-01 16:44:24,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:24,487 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:24,487 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:24,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-01 16:44:24,488 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)] === [2022-03-01 16:44:24,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:24,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1971483336, now seen corresponding path program 51 times [2022-03-01 16:44:24,488 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:24,488 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664339236] [2022-03-01 16:44:24,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:24,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:25,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:25,485 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:25,485 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664339236] [2022-03-01 16:44:25,486 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664339236] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:25,486 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:25,486 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:25,486 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956012387] [2022-03-01 16:44:25,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:25,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:25,486 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:25,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:25,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:25,486 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) [2022-03-01 16:44:27,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:27,117 INFO L93 Difference]: Finished difference Result 4903 states and 12489 transitions. [2022-03-01 16:44:27,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:27,118 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 [2022-03-01 16:44:27,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:27,125 INFO L225 Difference]: With dead ends: 4903 [2022-03-01 16:44:27,125 INFO L226 Difference]: Without dead ends: 4903 [2022-03-01 16:44:27,125 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 [2022-03-01 16:44:27,125 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1380 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 1555 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:27,126 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1380 Valid, 1865 Invalid, 1740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1555 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:44:27,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4903 states. [2022-03-01 16:44:27,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4903 to 3691. [2022-03-01 16:44:27,201 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) [2022-03-01 16:44:27,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-01 16:44:27,207 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-01 16:44:27,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:27,207 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-01 16:44:27,207 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) [2022-03-01 16:44:27,207 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-01 16:44:27,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:27,210 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:27,210 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:27,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-01 16:44:27,210 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)] === [2022-03-01 16:44:27,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:27,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1706656950, now seen corresponding path program 52 times [2022-03-01 16:44:27,212 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:27,212 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947068619] [2022-03-01 16:44:27,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:27,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:27,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:27,854 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:27,854 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947068619] [2022-03-01 16:44:27,854 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947068619] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:27,854 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:27,854 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:27,854 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672474071] [2022-03-01 16:44:27,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:27,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:27,854 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:27,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:27,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:27,855 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) [2022-03-01 16:44:29,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:29,313 INFO L93 Difference]: Finished difference Result 4870 states and 12404 transitions. [2022-03-01 16:44:29,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:29,313 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 [2022-03-01 16:44:29,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:29,321 INFO L225 Difference]: With dead ends: 4870 [2022-03-01 16:44:29,321 INFO L226 Difference]: Without dead ends: 4870 [2022-03-01 16:44:29,321 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 [2022-03-01 16:44:29,321 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 [2022-03-01 16:44:29,321 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] [2022-03-01 16:44:29,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4870 states. [2022-03-01 16:44:29,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4870 to 3713. [2022-03-01 16:44:29,374 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) [2022-03-01 16:44:29,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-01 16:44:29,380 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-01 16:44:29,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:29,381 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-01 16:44:29,381 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) [2022-03-01 16:44:29,381 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-01 16:44:29,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:29,385 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:29,385 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:29,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-01 16:44:29,385 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)] === [2022-03-01 16:44:29,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:29,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1536191294, now seen corresponding path program 53 times [2022-03-01 16:44:29,385 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:29,385 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902045360] [2022-03-01 16:44:29,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:29,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:30,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:30,192 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:30,192 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902045360] [2022-03-01 16:44:30,192 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902045360] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:30,192 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:30,193 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:30,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289230924] [2022-03-01 16:44:30,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:30,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:30,193 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:30,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:30,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:30,193 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) [2022-03-01 16:44:31,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:31,591 INFO L93 Difference]: Finished difference Result 5425 states and 13630 transitions. [2022-03-01 16:44:31,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:44:31,592 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 [2022-03-01 16:44:31,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:31,600 INFO L225 Difference]: With dead ends: 5425 [2022-03-01 16:44:31,600 INFO L226 Difference]: Without dead ends: 5425 [2022-03-01 16:44:31,600 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 [2022-03-01 16:44:31,601 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 [2022-03-01 16:44:31,601 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] [2022-03-01 16:44:31,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5425 states. [2022-03-01 16:44:31,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5425 to 3724. [2022-03-01 16:44:31,657 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) [2022-03-01 16:44:31,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 3724 states and 9941 transitions. [2022-03-01 16:44:31,664 INFO L78 Accepts]: Start accepts. Automaton has 3724 states and 9941 transitions. Word has length 94 [2022-03-01 16:44:31,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:31,664 INFO L470 AbstractCegarLoop]: Abstraction has 3724 states and 9941 transitions. [2022-03-01 16:44:31,664 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) [2022-03-01 16:44:31,664 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 9941 transitions. [2022-03-01 16:44:31,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:31,667 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:31,667 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:31,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-01 16:44:31,667 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)] === [2022-03-01 16:44:31,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:31,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1401300374, now seen corresponding path program 54 times [2022-03-01 16:44:31,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:31,668 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545413639] [2022-03-01 16:44:31,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:31,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:32,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:32,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:32,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545413639] [2022-03-01 16:44:32,580 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545413639] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:32,580 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:32,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:32,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402110488] [2022-03-01 16:44:32,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:32,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:32,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:32,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:32,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:32,581 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) [2022-03-01 16:44:34,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:34,567 INFO L93 Difference]: Finished difference Result 5002 states and 12766 transitions. [2022-03-01 16:44:34,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:34,568 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 [2022-03-01 16:44:34,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:34,575 INFO L225 Difference]: With dead ends: 5002 [2022-03-01 16:44:34,575 INFO L226 Difference]: Without dead ends: 5002 [2022-03-01 16:44:34,576 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:34,576 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1169 mSDsluCounter, 2039 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:34,576 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1169 Valid, 2334 Invalid, 2198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 2012 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:44:34,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5002 states. [2022-03-01 16:44:34,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5002 to 3702. [2022-03-01 16:44:34,626 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) [2022-03-01 16:44:34,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-01 16:44:34,632 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-01 16:44:34,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:34,632 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-01 16:44:34,632 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) [2022-03-01 16:44:34,632 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-01 16:44:34,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:34,635 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:34,635 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] [2022-03-01 16:44:34,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-01 16:44:34,636 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)] === [2022-03-01 16:44:34,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:34,636 INFO L85 PathProgramCache]: Analyzing trace with hash -166008266, now seen corresponding path program 55 times [2022-03-01 16:44:34,636 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:34,636 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212316012] [2022-03-01 16:44:34,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:34,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:35,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:35,246 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:35,246 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212316012] [2022-03-01 16:44:35,246 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212316012] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:35,246 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:35,246 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:35,246 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129212885] [2022-03-01 16:44:35,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:35,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:35,247 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:35,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:35,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:35,247 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) [2022-03-01 16:44:36,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:36,893 INFO L93 Difference]: Finished difference Result 5513 states and 13853 transitions. [2022-03-01 16:44:36,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:44:36,894 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 [2022-03-01 16:44:36,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:36,902 INFO L225 Difference]: With dead ends: 5513 [2022-03-01 16:44:36,902 INFO L226 Difference]: Without dead ends: 5513 [2022-03-01 16:44:36,902 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=472, Invalid=934, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:44:36,902 INFO L933 BasicCegarLoop]: 400 mSDtfsCounter, 1744 mSDsluCounter, 1247 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:36,902 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1744 Valid, 1626 Invalid, 1660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:44:36,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5513 states. [2022-03-01 16:44:36,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5513 to 3713. [2022-03-01 16:44:36,951 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) [2022-03-01 16:44:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-01 16:44:36,957 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-01 16:44:36,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:36,957 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-01 16:44:36,957 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) [2022-03-01 16:44:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-01 16:44:36,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:36,960 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:36,960 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, 1, 1] [2022-03-01 16:44:36,960 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-01 16:44:36,960 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)] === [2022-03-01 16:44:36,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:36,960 INFO L85 PathProgramCache]: Analyzing trace with hash 663045260, now seen corresponding path program 56 times [2022-03-01 16:44:36,960 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:36,961 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085310980] [2022-03-01 16:44:36,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:36,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:36,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:37,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:37,766 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:37,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085310980] [2022-03-01 16:44:37,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085310980] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:37,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:37,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:37,766 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718423092] [2022-03-01 16:44:37,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:37,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:37,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:37,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:37,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:37,767 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) [2022-03-01 16:44:39,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:39,380 INFO L93 Difference]: Finished difference Result 5436 states and 13662 transitions. [2022-03-01 16:44:39,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:44:39,380 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 [2022-03-01 16:44:39,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:39,388 INFO L225 Difference]: With dead ends: 5436 [2022-03-01 16:44:39,388 INFO L226 Difference]: Without dead ends: 5436 [2022-03-01 16:44:39,388 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 [2022-03-01 16:44:39,388 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1553 mSDsluCounter, 1441 mSDsCounter, 0 mSdLazyCounter, 1476 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-01 16:44:39,388 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] [2022-03-01 16:44:39,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5436 states. [2022-03-01 16:44:39,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5436 to 3724. [2022-03-01 16:44:39,443 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) [2022-03-01 16:44:39,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 3724 states and 9941 transitions. [2022-03-01 16:44:39,450 INFO L78 Accepts]: Start accepts. Automaton has 3724 states and 9941 transitions. Word has length 94 [2022-03-01 16:44:39,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:39,450 INFO L470 AbstractCegarLoop]: Abstraction has 3724 states and 9941 transitions. [2022-03-01 16:44:39,450 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) [2022-03-01 16:44:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 9941 transitions. [2022-03-01 16:44:39,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:39,453 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:39,453 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:39,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-01 16:44:39,454 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)] === [2022-03-01 16:44:39,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:39,454 INFO L85 PathProgramCache]: Analyzing trace with hash 528154340, now seen corresponding path program 57 times [2022-03-01 16:44:39,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:39,454 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724290282] [2022-03-01 16:44:39,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:39,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:40,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:40,305 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:40,305 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724290282] [2022-03-01 16:44:40,305 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724290282] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:40,305 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:40,305 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:40,305 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112748210] [2022-03-01 16:44:40,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:40,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:40,305 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:40,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:40,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:40,306 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) [2022-03-01 16:44:41,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:41,718 INFO L93 Difference]: Finished difference Result 5101 states and 13032 transitions. [2022-03-01 16:44:41,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:41,718 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 [2022-03-01 16:44:41,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:41,730 INFO L225 Difference]: With dead ends: 5101 [2022-03-01 16:44:41,730 INFO L226 Difference]: Without dead ends: 5101 [2022-03-01 16:44:41,730 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 [2022-03-01 16:44:41,731 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1427 mSDsluCounter, 1523 mSDsCounter, 0 mSdLazyCounter, 1511 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-01 16:44:41,731 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] [2022-03-01 16:44:41,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5101 states. [2022-03-01 16:44:41,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5101 to 3669. [2022-03-01 16:44:41,806 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) [2022-03-01 16:44:41,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 3669 states and 9781 transitions. [2022-03-01 16:44:41,813 INFO L78 Accepts]: Start accepts. Automaton has 3669 states and 9781 transitions. Word has length 94 [2022-03-01 16:44:41,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:41,813 INFO L470 AbstractCegarLoop]: Abstraction has 3669 states and 9781 transitions. [2022-03-01 16:44:41,813 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) [2022-03-01 16:44:41,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3669 states and 9781 transitions. [2022-03-01 16:44:41,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:41,817 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:41,817 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:41,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-01 16:44:41,817 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)] === [2022-03-01 16:44:41,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:41,817 INFO L85 PathProgramCache]: Analyzing trace with hash -805675752, now seen corresponding path program 58 times [2022-03-01 16:44:41,817 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:41,817 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095650914] [2022-03-01 16:44:41,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:41,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:42,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:42,554 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:42,555 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095650914] [2022-03-01 16:44:42,555 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095650914] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:42,555 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:42,555 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:42,555 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049274499] [2022-03-01 16:44:42,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:42,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:42,555 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:42,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:42,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:42,555 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) [2022-03-01 16:44:43,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:43,970 INFO L93 Difference]: Finished difference Result 4672 states and 11850 transitions. [2022-03-01 16:44:43,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:43,971 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 [2022-03-01 16:44:43,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:43,978 INFO L225 Difference]: With dead ends: 4672 [2022-03-01 16:44:43,978 INFO L226 Difference]: Without dead ends: 4672 [2022-03-01 16:44:43,978 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 [2022-03-01 16:44:43,978 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:43,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1338 Valid, 1550 Invalid, 1548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1268 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:44:43,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4672 states. [2022-03-01 16:44:44,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4672 to 3702. [2022-03-01 16:44:44,027 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) [2022-03-01 16:44:44,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-01 16:44:44,033 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-01 16:44:44,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:44,034 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-01 16:44:44,034 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) [2022-03-01 16:44:44,034 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-01 16:44:44,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:44,037 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:44,037 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:44,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-01 16:44:44,037 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)] === [2022-03-01 16:44:44,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:44,037 INFO L85 PathProgramCache]: Analyzing trace with hash -976141408, now seen corresponding path program 59 times [2022-03-01 16:44:44,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:44,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557918514] [2022-03-01 16:44:44,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:44,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:44,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:44,729 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:44,729 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557918514] [2022-03-01 16:44:44,729 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557918514] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:44,729 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:44,729 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:44,729 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578702745] [2022-03-01 16:44:44,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:44,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:44,730 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:44,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:44,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:44,730 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) [2022-03-01 16:44:46,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:46,245 INFO L93 Difference]: Finished difference Result 5139 states and 12842 transitions. [2022-03-01 16:44:46,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:46,246 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 [2022-03-01 16:44:46,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:46,253 INFO L225 Difference]: With dead ends: 5139 [2022-03-01 16:44:46,253 INFO L226 Difference]: Without dead ends: 5139 [2022-03-01 16:44:46,254 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 [2022-03-01 16:44:46,254 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1416 mSDsluCounter, 1407 mSDsCounter, 0 mSdLazyCounter, 1429 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-01 16:44:46,254 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] [2022-03-01 16:44:46,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5139 states. [2022-03-01 16:44:46,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5139 to 3713. [2022-03-01 16:44:46,307 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) [2022-03-01 16:44:46,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-01 16:44:46,314 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-01 16:44:46,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:46,314 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-01 16:44:46,314 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) [2022-03-01 16:44:46,314 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-01 16:44:46,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:46,317 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:46,317 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] [2022-03-01 16:44:46,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-01 16:44:46,318 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)] === [2022-03-01 16:44:46,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:46,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1111032328, now seen corresponding path program 60 times [2022-03-01 16:44:46,318 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:46,318 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125287104] [2022-03-01 16:44:46,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:46,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:47,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:47,392 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:47,392 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125287104] [2022-03-01 16:44:47,392 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125287104] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:47,392 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:47,392 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:47,392 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370410117] [2022-03-01 16:44:47,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:47,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:47,393 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:47,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:47,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:47,393 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) [2022-03-01 16:44:48,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:48,954 INFO L93 Difference]: Finished difference Result 4804 states and 12212 transitions. [2022-03-01 16:44:48,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:48,954 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 [2022-03-01 16:44:48,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:48,962 INFO L225 Difference]: With dead ends: 4804 [2022-03-01 16:44:48,962 INFO L226 Difference]: Without dead ends: 4804 [2022-03-01 16:44:48,962 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 [2022-03-01 16:44:48,962 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:48,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 1830 Invalid, 1775 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 1554 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:44:48,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2022-03-01 16:44:49,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 3691. [2022-03-01 16:44:49,012 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) [2022-03-01 16:44:49,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-01 16:44:49,018 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-01 16:44:49,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:49,018 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-01 16:44:49,018 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) [2022-03-01 16:44:49,018 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-01 16:44:49,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:49,022 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:49,022 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:49,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-01 16:44:49,022 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)] === [2022-03-01 16:44:49,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:49,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1616626328, now seen corresponding path program 61 times [2022-03-01 16:44:49,022 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:49,022 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090197438] [2022-03-01 16:44:49,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:49,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:49,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:49,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:49,583 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090197438] [2022-03-01 16:44:49,583 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090197438] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:49,583 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:49,584 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:49,584 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920920671] [2022-03-01 16:44:49,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:49,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:49,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:49,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:49,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:49,584 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) [2022-03-01 16:44:51,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:51,495 INFO L93 Difference]: Finished difference Result 5447 states and 13672 transitions. [2022-03-01 16:44:51,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:44:51,496 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 [2022-03-01 16:44:51,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:51,504 INFO L225 Difference]: With dead ends: 5447 [2022-03-01 16:44:51,504 INFO L226 Difference]: Without dead ends: 5447 [2022-03-01 16:44:51,504 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 [2022-03-01 16:44:51,505 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 1296 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:51,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1296 Valid, 2009 Invalid, 1911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:44:51,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5447 states. [2022-03-01 16:44:51,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5447 to 3702. [2022-03-01 16:44:51,556 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) [2022-03-01 16:44:51,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-01 16:44:51,561 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-01 16:44:51,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:51,561 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-01 16:44:51,561 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) [2022-03-01 16:44:51,562 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-01 16:44:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:51,565 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:51,565 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:51,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-01 16:44:51,565 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)] === [2022-03-01 16:44:51,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:51,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1849287442, now seen corresponding path program 62 times [2022-03-01 16:44:51,565 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:51,565 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444963399] [2022-03-01 16:44:51,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:51,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:52,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:52,398 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:52,398 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444963399] [2022-03-01 16:44:52,398 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444963399] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:52,398 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:52,398 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:52,398 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093913414] [2022-03-01 16:44:52,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:52,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:52,398 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:52,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:52,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:52,399 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) [2022-03-01 16:44:54,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:54,139 INFO L93 Difference]: Finished difference Result 5326 states and 13353 transitions. [2022-03-01 16:44:54,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:44:54,139 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 [2022-03-01 16:44:54,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:54,147 INFO L225 Difference]: With dead ends: 5326 [2022-03-01 16:44:54,147 INFO L226 Difference]: Without dead ends: 5326 [2022-03-01 16:44:54,147 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:44:54,147 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1621 mSDsluCounter, 1469 mSDsCounter, 0 mSdLazyCounter, 1512 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:54,147 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1621 Valid, 1816 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1512 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:44:54,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5326 states. [2022-03-01 16:44:54,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5326 to 3713. [2022-03-01 16:44:54,201 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) [2022-03-01 16:44:54,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-01 16:44:54,207 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-01 16:44:54,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:54,207 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-01 16:44:54,207 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) [2022-03-01 16:44:54,207 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-01 16:44:54,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:54,211 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:54,211 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, 1, 1] [2022-03-01 16:44:54,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-01 16:44:54,211 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)] === [2022-03-01 16:44:54,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:54,211 INFO L85 PathProgramCache]: Analyzing trace with hash -1984178362, now seen corresponding path program 63 times [2022-03-01 16:44:54,211 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:54,211 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735340873] [2022-03-01 16:44:54,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:54,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:55,170 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:55,170 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735340873] [2022-03-01 16:44:55,171 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735340873] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:55,171 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:55,171 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:55,171 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120229181] [2022-03-01 16:44:55,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:55,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:55,171 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:55,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:55,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:55,171 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) [2022-03-01 16:44:57,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:57,030 INFO L93 Difference]: Finished difference Result 4991 states and 12723 transitions. [2022-03-01 16:44:57,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:57,031 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 [2022-03-01 16:44:57,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:57,038 INFO L225 Difference]: With dead ends: 4991 [2022-03-01 16:44:57,039 INFO L226 Difference]: Without dead ends: 4991 [2022-03-01 16:44:57,039 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 [2022-03-01 16:44:57,039 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1093 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1801 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:57,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1093 Valid, 2136 Invalid, 1991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1801 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:44:57,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4991 states. [2022-03-01 16:44:57,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4991 to 3680. [2022-03-01 16:44:57,091 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) [2022-03-01 16:44:57,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 9813 transitions. [2022-03-01 16:44:57,097 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 9813 transitions. Word has length 94 [2022-03-01 16:44:57,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:57,097 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 9813 transitions. [2022-03-01 16:44:57,097 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) [2022-03-01 16:44:57,097 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 9813 transitions. [2022-03-01 16:44:57,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:57,101 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:57,101 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:57,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-01 16:44:57,101 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)] === [2022-03-01 16:44:57,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:57,102 INFO L85 PathProgramCache]: Analyzing trace with hash 565935582, now seen corresponding path program 64 times [2022-03-01 16:44:57,102 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:57,102 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832233650] [2022-03-01 16:44:57,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:57,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:57,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:57,707 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:57,707 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832233650] [2022-03-01 16:44:57,707 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832233650] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:57,707 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:57,708 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:57,708 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284328438] [2022-03-01 16:44:57,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:57,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:57,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:57,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:57,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:57,708 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) [2022-03-01 16:44:59,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:59,511 INFO L93 Difference]: Finished difference Result 5392 states and 13523 transitions. [2022-03-01 16:44:59,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:44:59,512 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 [2022-03-01 16:44:59,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:59,518 INFO L225 Difference]: With dead ends: 5392 [2022-03-01 16:44:59,518 INFO L226 Difference]: Without dead ends: 5392 [2022-03-01 16:44:59,519 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 16:44:59,519 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 [2022-03-01 16:44:59,519 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] [2022-03-01 16:44:59,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5392 states. [2022-03-01 16:44:59,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5392 to 3691. [2022-03-01 16:44:59,568 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) [2022-03-01 16:44:59,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3691 states and 9845 transitions. [2022-03-01 16:44:59,574 INFO L78 Accepts]: Start accepts. Automaton has 3691 states and 9845 transitions. Word has length 94 [2022-03-01 16:44:59,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:59,574 INFO L470 AbstractCegarLoop]: Abstraction has 3691 states and 9845 transitions. [2022-03-01 16:44:59,574 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) [2022-03-01 16:44:59,574 INFO L276 IsEmpty]: Start isEmpty. Operand 3691 states and 9845 transitions. [2022-03-01 16:44:59,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:44:59,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:59,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:59,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-01 16:44:59,577 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)] === [2022-03-01 16:44:59,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:59,577 INFO L85 PathProgramCache]: Analyzing trace with hash -849782046, now seen corresponding path program 65 times [2022-03-01 16:44:59,577 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:59,577 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436495040] [2022-03-01 16:44:59,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:59,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:00,233 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:00,233 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436495040] [2022-03-01 16:45:00,233 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436495040] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:00,233 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:00,233 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:00,233 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210136381] [2022-03-01 16:45:00,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:00,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:00,234 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:00,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:00,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:00,234 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) [2022-03-01 16:45:02,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:02,232 INFO L93 Difference]: Finished difference Result 5447 states and 13672 transitions. [2022-03-01 16:45:02,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:45:02,232 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 [2022-03-01 16:45:02,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:02,240 INFO L225 Difference]: With dead ends: 5447 [2022-03-01 16:45:02,240 INFO L226 Difference]: Without dead ends: 5447 [2022-03-01 16:45:02,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 16:45:02,241 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 [2022-03-01 16:45:02,241 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] [2022-03-01 16:45:02,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5447 states. [2022-03-01 16:45:02,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5447 to 3702. [2022-03-01 16:45:02,290 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) [2022-03-01 16:45:02,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 9877 transitions. [2022-03-01 16:45:02,296 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 9877 transitions. Word has length 94 [2022-03-01 16:45:02,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:02,296 INFO L470 AbstractCegarLoop]: Abstraction has 3702 states and 9877 transitions. [2022-03-01 16:45:02,296 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) [2022-03-01 16:45:02,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 9877 transitions. [2022-03-01 16:45:02,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:02,299 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:02,299 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:02,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-01 16:45:02,299 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)] === [2022-03-01 16:45:02,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:02,300 INFO L85 PathProgramCache]: Analyzing trace with hash -20728520, now seen corresponding path program 66 times [2022-03-01 16:45:02,300 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:02,300 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930148479] [2022-03-01 16:45:02,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:02,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:03,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:03,092 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:03,092 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930148479] [2022-03-01 16:45:03,092 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930148479] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:03,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:03,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:03,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714628052] [2022-03-01 16:45:03,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:03,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:03,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:03,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:03,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:03,093 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) [2022-03-01 16:45:04,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:04,570 INFO L93 Difference]: Finished difference Result 5392 states and 13523 transitions. [2022-03-01 16:45:04,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:04,570 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 [2022-03-01 16:45:04,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:04,578 INFO L225 Difference]: With dead ends: 5392 [2022-03-01 16:45:04,578 INFO L226 Difference]: Without dead ends: 5392 [2022-03-01 16:45:04,578 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:04,579 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1583 mSDsluCounter, 1760 mSDsCounter, 0 mSdLazyCounter, 1819 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:04,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1583 Valid, 2099 Invalid, 2036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1819 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:45:04,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5392 states. [2022-03-01 16:45:04,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5392 to 3713. [2022-03-01 16:45:04,627 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) [2022-03-01 16:45:04,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 9909 transitions. [2022-03-01 16:45:04,633 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 9909 transitions. Word has length 94 [2022-03-01 16:45:04,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:04,633 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 9909 transitions. [2022-03-01 16:45:04,633 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) [2022-03-01 16:45:04,633 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 9909 transitions. [2022-03-01 16:45:04,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:04,636 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:04,636 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:04,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-01 16:45:04,636 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)] === [2022-03-01 16:45:04,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:04,637 INFO L85 PathProgramCache]: Analyzing trace with hash -155619440, now seen corresponding path program 67 times [2022-03-01 16:45:04,637 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:04,637 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79885528] [2022-03-01 16:45:04,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:04,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:05,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:05,696 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:05,696 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79885528] [2022-03-01 16:45:05,696 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79885528] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:05,696 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:05,696 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:05,696 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82010671] [2022-03-01 16:45:05,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:05,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:05,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:05,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:05,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:05,697 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) [2022-03-01 16:45:07,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:07,311 INFO L93 Difference]: Finished difference Result 5002 states and 12744 transitions. [2022-03-01 16:45:07,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:07,311 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 [2022-03-01 16:45:07,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:07,318 INFO L225 Difference]: With dead ends: 5002 [2022-03-01 16:45:07,318 INFO L226 Difference]: Without dead ends: 5002 [2022-03-01 16:45:07,319 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 [2022-03-01 16:45:07,319 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 [2022-03-01 16:45:07,319 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] [2022-03-01 16:45:07,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5002 states. [2022-03-01 16:45:07,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5002 to 3647. [2022-03-01 16:45:07,372 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) [2022-03-01 16:45:07,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 9717 transitions. [2022-03-01 16:45:07,378 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 9717 transitions. Word has length 94 [2022-03-01 16:45:07,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:07,378 INFO L470 AbstractCegarLoop]: Abstraction has 3647 states and 9717 transitions. [2022-03-01 16:45:07,379 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) [2022-03-01 16:45:07,379 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 9717 transitions. [2022-03-01 16:45:07,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:07,382 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:07,382 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:07,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-01 16:45:07,382 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)] === [2022-03-01 16:45:07,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:07,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1960789006, now seen corresponding path program 1 times [2022-03-01 16:45:07,382 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:07,382 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071136476] [2022-03-01 16:45:07,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:07,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:08,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:08,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:08,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071136476] [2022-03-01 16:45:08,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071136476] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:08,376 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:08,376 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:08,376 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051625595] [2022-03-01 16:45:08,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:08,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:08,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:08,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:08,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:08,377 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) [2022-03-01 16:45:09,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:09,754 INFO L93 Difference]: Finished difference Result 4561 states and 11628 transitions. [2022-03-01 16:45:09,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:09,754 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 [2022-03-01 16:45:09,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:09,762 INFO L225 Difference]: With dead ends: 4561 [2022-03-01 16:45:09,762 INFO L226 Difference]: Without dead ends: 4561 [2022-03-01 16:45:09,762 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 [2022-03-01 16:45:09,762 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:09,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1927 Valid, 1612 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1064 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:45:09,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4561 states. [2022-03-01 16:45:09,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4561 to 3871. [2022-03-01 16:45:09,817 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) [2022-03-01 16:45:09,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3871 states to 3871 states and 10354 transitions. [2022-03-01 16:45:09,824 INFO L78 Accepts]: Start accepts. Automaton has 3871 states and 10354 transitions. Word has length 94 [2022-03-01 16:45:09,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:09,824 INFO L470 AbstractCegarLoop]: Abstraction has 3871 states and 10354 transitions. [2022-03-01 16:45:09,824 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) [2022-03-01 16:45:09,824 INFO L276 IsEmpty]: Start isEmpty. Operand 3871 states and 10354 transitions. [2022-03-01 16:45:09,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:09,828 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:09,828 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:09,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-01 16:45:09,828 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)] === [2022-03-01 16:45:09,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:09,828 INFO L85 PathProgramCache]: Analyzing trace with hash -2107685296, now seen corresponding path program 2 times [2022-03-01 16:45:09,828 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:09,828 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829093398] [2022-03-01 16:45:09,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:09,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:11,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:11,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:11,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829093398] [2022-03-01 16:45:11,161 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829093398] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:11,161 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:11,161 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:11,161 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276384826] [2022-03-01 16:45:11,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:11,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:11,161 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:11,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:11,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:11,161 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) [2022-03-01 16:45:12,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:12,666 INFO L93 Difference]: Finished difference Result 4311 states and 11195 transitions. [2022-03-01 16:45:12,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:12,667 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 [2022-03-01 16:45:12,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:12,672 INFO L225 Difference]: With dead ends: 4311 [2022-03-01 16:45:12,672 INFO L226 Difference]: Without dead ends: 4311 [2022-03-01 16:45:12,672 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:12,672 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1579 mSDsluCounter, 1529 mSDsCounter, 0 mSdLazyCounter, 1254 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:45:12,672 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] [2022-03-01 16:45:12,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4311 states. [2022-03-01 16:45:12,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4311 to 3887. [2022-03-01 16:45:12,716 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) [2022-03-01 16:45:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 3887 states and 10401 transitions. [2022-03-01 16:45:12,723 INFO L78 Accepts]: Start accepts. Automaton has 3887 states and 10401 transitions. Word has length 94 [2022-03-01 16:45:12,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:12,723 INFO L470 AbstractCegarLoop]: Abstraction has 3887 states and 10401 transitions. [2022-03-01 16:45:12,723 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) [2022-03-01 16:45:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states and 10401 transitions. [2022-03-01 16:45:12,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:12,726 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:12,726 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:12,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-01 16:45:12,727 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)] === [2022-03-01 16:45:12,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:12,727 INFO L85 PathProgramCache]: Analyzing trace with hash -654045710, now seen corresponding path program 3 times [2022-03-01 16:45:12,728 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:12,728 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325780441] [2022-03-01 16:45:12,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:12,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:13,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:13,326 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:13,326 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325780441] [2022-03-01 16:45:13,326 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325780441] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:13,326 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:13,326 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:13,326 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582451412] [2022-03-01 16:45:13,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:13,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:13,327 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:13,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:13,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:13,327 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) [2022-03-01 16:45:14,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:14,802 INFO L93 Difference]: Finished difference Result 5028 states and 12673 transitions. [2022-03-01 16:45:14,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:14,802 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 [2022-03-01 16:45:14,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:14,809 INFO L225 Difference]: With dead ends: 5028 [2022-03-01 16:45:14,809 INFO L226 Difference]: Without dead ends: 5028 [2022-03-01 16:45:14,809 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 [2022-03-01 16:45:14,810 INFO L933 BasicCegarLoop]: 425 mSDtfsCounter, 1403 mSDsluCounter, 1872 mSDsCounter, 0 mSdLazyCounter, 1714 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-01 16:45:14,810 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] [2022-03-01 16:45:14,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5028 states. [2022-03-01 16:45:14,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5028 to 3951. [2022-03-01 16:45:14,858 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) [2022-03-01 16:45:14,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-01 16:45:14,864 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-01 16:45:14,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:14,864 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-01 16:45:14,864 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) [2022-03-01 16:45:14,865 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-01 16:45:14,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:14,868 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:14,868 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:14,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-01 16:45:14,869 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)] === [2022-03-01 16:45:14,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:14,869 INFO L85 PathProgramCache]: Analyzing trace with hash -800942000, now seen corresponding path program 4 times [2022-03-01 16:45:14,870 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:14,870 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657783214] [2022-03-01 16:45:14,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:14,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:15,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:15,760 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:15,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657783214] [2022-03-01 16:45:15,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657783214] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:15,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:15,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:15,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132508005] [2022-03-01 16:45:15,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:15,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:15,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:15,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:15,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:15,761 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) [2022-03-01 16:45:17,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:17,117 INFO L93 Difference]: Finished difference Result 4814 states and 12324 transitions. [2022-03-01 16:45:17,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:17,118 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 [2022-03-01 16:45:17,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:17,125 INFO L225 Difference]: With dead ends: 4814 [2022-03-01 16:45:17,125 INFO L226 Difference]: Without dead ends: 4814 [2022-03-01 16:45:17,125 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 [2022-03-01 16:45:17,125 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1253 mSDsluCounter, 1437 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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 [2022-03-01 16:45:17,125 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] [2022-03-01 16:45:17,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-03-01 16:45:17,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 3951. [2022-03-01 16:45:17,173 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) [2022-03-01 16:45:17,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-01 16:45:17,221 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-01 16:45:17,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:17,221 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-01 16:45:17,222 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) [2022-03-01 16:45:17,222 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-01 16:45:17,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:17,225 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:17,225 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] [2022-03-01 16:45:17,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-01 16:45:17,225 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)] === [2022-03-01 16:45:17,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:17,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1048242554, now seen corresponding path program 5 times [2022-03-01 16:45:17,225 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:17,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635620628] [2022-03-01 16:45:17,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:17,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:17,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:17,926 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:17,928 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635620628] [2022-03-01 16:45:17,929 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635620628] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:17,929 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:17,929 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:17,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518637558] [2022-03-01 16:45:17,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:17,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:17,939 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:17,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:17,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:17,941 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) [2022-03-01 16:45:19,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:19,258 INFO L93 Difference]: Finished difference Result 5296 states and 13410 transitions. [2022-03-01 16:45:19,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:45:19,263 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 [2022-03-01 16:45:19,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:19,274 INFO L225 Difference]: With dead ends: 5296 [2022-03-01 16:45:19,274 INFO L226 Difference]: Without dead ends: 5296 [2022-03-01 16:45:19,276 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 [2022-03-01 16:45:19,276 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:19,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1752 Valid, 1993 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:45:19,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5296 states. [2022-03-01 16:45:19,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5296 to 3983. [2022-03-01 16:45:19,348 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) [2022-03-01 16:45:19,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3983 states and 10683 transitions. [2022-03-01 16:45:19,355 INFO L78 Accepts]: Start accepts. Automaton has 3983 states and 10683 transitions. Word has length 94 [2022-03-01 16:45:19,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:19,356 INFO L470 AbstractCegarLoop]: Abstraction has 3983 states and 10683 transitions. [2022-03-01 16:45:19,356 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) [2022-03-01 16:45:19,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 10683 transitions. [2022-03-01 16:45:19,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:19,360 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:19,360 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] [2022-03-01 16:45:19,363 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-01 16:45:19,363 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)] === [2022-03-01 16:45:19,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:19,363 INFO L85 PathProgramCache]: Analyzing trace with hash 901346264, now seen corresponding path program 6 times [2022-03-01 16:45:19,363 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:19,363 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516897957] [2022-03-01 16:45:19,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:19,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:20,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:20,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:20,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516897957] [2022-03-01 16:45:20,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516897957] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:20,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:20,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:20,462 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672960864] [2022-03-01 16:45:20,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:20,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:20,463 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:20,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:20,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:20,463 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) [2022-03-01 16:45:21,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:21,959 INFO L93 Difference]: Finished difference Result 5027 states and 12912 transitions. [2022-03-01 16:45:21,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:21,960 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 [2022-03-01 16:45:21,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:21,966 INFO L225 Difference]: With dead ends: 5027 [2022-03-01 16:45:21,966 INFO L226 Difference]: Without dead ends: 5027 [2022-03-01 16:45:21,966 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 [2022-03-01 16:45:21,967 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:21,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1196 Valid, 2187 Invalid, 1740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1623 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:45:21,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5027 states. [2022-03-01 16:45:22,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5027 to 3951. [2022-03-01 16:45:22,012 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) [2022-03-01 16:45:22,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-01 16:45:22,019 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-01 16:45:22,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:22,019 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-01 16:45:22,019 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) [2022-03-01 16:45:22,019 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-01 16:45:22,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:22,022 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:22,022 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:22,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-01 16:45:22,022 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)] === [2022-03-01 16:45:22,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:22,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1110886090, now seen corresponding path program 7 times [2022-03-01 16:45:22,023 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:22,023 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253323618] [2022-03-01 16:45:22,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:22,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:22,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:22,818 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:22,819 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253323618] [2022-03-01 16:45:22,819 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253323618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:22,819 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:22,819 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:22,819 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904358588] [2022-03-01 16:45:22,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:22,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:22,819 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:22,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:22,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:22,819 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) [2022-03-01 16:45:24,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:24,357 INFO L93 Difference]: Finished difference Result 5319 states and 13465 transitions. [2022-03-01 16:45:24,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:24,358 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 [2022-03-01 16:45:24,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:24,367 INFO L225 Difference]: With dead ends: 5319 [2022-03-01 16:45:24,368 INFO L226 Difference]: Without dead ends: 5319 [2022-03-01 16:45:24,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:24,368 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 1391 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:24,368 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1391 Valid, 1952 Invalid, 1702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:45:24,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2022-03-01 16:45:24,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 3999. [2022-03-01 16:45:24,426 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) [2022-03-01 16:45:24,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 10730 transitions. [2022-03-01 16:45:24,434 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 10730 transitions. Word has length 94 [2022-03-01 16:45:24,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:24,434 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 10730 transitions. [2022-03-01 16:45:24,434 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) [2022-03-01 16:45:24,434 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 10730 transitions. [2022-03-01 16:45:24,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:24,438 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:24,438 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, 1, 1] [2022-03-01 16:45:24,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-01 16:45:24,438 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)] === [2022-03-01 16:45:24,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:24,438 INFO L85 PathProgramCache]: Analyzing trace with hash 963989800, now seen corresponding path program 8 times [2022-03-01 16:45:24,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:24,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083444853] [2022-03-01 16:45:24,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:24,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:25,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:25,790 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:25,790 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083444853] [2022-03-01 16:45:25,790 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083444853] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:25,790 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:25,790 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:25,791 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130769835] [2022-03-01 16:45:25,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:25,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:25,791 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:25,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:25,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:25,791 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) [2022-03-01 16:45:26,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:26,886 INFO L93 Difference]: Finished difference Result 5105 states and 13116 transitions. [2022-03-01 16:45:26,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:26,886 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 [2022-03-01 16:45:26,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:26,894 INFO L225 Difference]: With dead ends: 5105 [2022-03-01 16:45:26,894 INFO L226 Difference]: Without dead ends: 5105 [2022-03-01 16:45:26,894 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 [2022-03-01 16:45:26,895 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1390 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 1351 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:26,895 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1390 Valid, 1867 Invalid, 1500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1351 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:45:26,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5105 states. [2022-03-01 16:45:26,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5105 to 3951. [2022-03-01 16:45:26,952 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) [2022-03-01 16:45:26,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-01 16:45:26,959 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-01 16:45:26,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:26,959 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-01 16:45:26,959 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) [2022-03-01 16:45:26,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-01 16:45:26,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:26,962 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:26,962 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] [2022-03-01 16:45:26,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-01 16:45:26,963 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)] === [2022-03-01 16:45:26,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:26,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1764422222, now seen corresponding path program 9 times [2022-03-01 16:45:26,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:26,963 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038928632] [2022-03-01 16:45:26,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:26,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:27,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:27,451 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:27,451 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038928632] [2022-03-01 16:45:27,451 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038928632] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:27,451 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:27,451 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:27,452 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230356520] [2022-03-01 16:45:27,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:27,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:27,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:27,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:27,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:27,452 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) [2022-03-01 16:45:28,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:28,618 INFO L93 Difference]: Finished difference Result 5274 states and 13374 transitions. [2022-03-01 16:45:28,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:28,618 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 [2022-03-01 16:45:28,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:28,626 INFO L225 Difference]: With dead ends: 5274 [2022-03-01 16:45:28,626 INFO L226 Difference]: Without dead ends: 5274 [2022-03-01 16:45:28,627 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 [2022-03-01 16:45:28,627 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 1533 mSDsluCounter, 1251 mSDsCounter, 0 mSdLazyCounter, 1294 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:28,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1533 Valid, 1607 Invalid, 1567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [273 Valid, 1294 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:45:28,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5274 states. [2022-03-01 16:45:28,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5274 to 4079. [2022-03-01 16:45:28,683 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) [2022-03-01 16:45:28,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-01 16:45:28,690 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-01 16:45:28,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:28,691 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-01 16:45:28,691 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) [2022-03-01 16:45:28,691 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-01 16:45:28,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:28,695 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:28,695 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] [2022-03-01 16:45:28,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-01 16:45:28,695 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)] === [2022-03-01 16:45:28,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:28,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1911318512, now seen corresponding path program 10 times [2022-03-01 16:45:28,695 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:28,695 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691588092] [2022-03-01 16:45:28,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:28,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:29,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:29,667 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:29,667 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691588092] [2022-03-01 16:45:29,667 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691588092] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:29,667 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:29,667 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:29,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259817092] [2022-03-01 16:45:29,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:29,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:29,668 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:29,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:29,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:29,668 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) [2022-03-01 16:45:31,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:31,128 INFO L93 Difference]: Finished difference Result 5060 states and 13025 transitions. [2022-03-01 16:45:31,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:31,128 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 [2022-03-01 16:45:31,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:31,136 INFO L225 Difference]: With dead ends: 5060 [2022-03-01 16:45:31,136 INFO L226 Difference]: Without dead ends: 5060 [2022-03-01 16:45:31,137 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 [2022-03-01 16:45:31,137 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 [2022-03-01 16:45:31,137 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] [2022-03-01 16:45:31,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5060 states. [2022-03-01 16:45:31,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5060 to 4079. [2022-03-01 16:45:31,193 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) [2022-03-01 16:45:31,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-01 16:45:31,201 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-01 16:45:31,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:31,201 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-01 16:45:31,201 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) [2022-03-01 16:45:31,201 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-01 16:45:31,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:31,205 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:31,205 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] [2022-03-01 16:45:31,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-01 16:45:31,205 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)] === [2022-03-01 16:45:31,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:31,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1388400244, now seen corresponding path program 11 times [2022-03-01 16:45:31,206 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:31,206 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832474405] [2022-03-01 16:45:31,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:31,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:31,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:31,794 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:31,794 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832474405] [2022-03-01 16:45:31,794 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832474405] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:31,794 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:31,794 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:31,794 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432118962] [2022-03-01 16:45:31,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:31,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:31,795 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:31,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:31,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:31,795 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) [2022-03-01 16:45:33,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:33,390 INFO L93 Difference]: Finished difference Result 5589 states and 14240 transitions. [2022-03-01 16:45:33,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:45:33,391 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 [2022-03-01 16:45:33,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:33,399 INFO L225 Difference]: With dead ends: 5589 [2022-03-01 16:45:33,399 INFO L226 Difference]: Without dead ends: 5589 [2022-03-01 16:45:33,400 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 [2022-03-01 16:45:33,400 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 1507 mSDsluCounter, 1604 mSDsCounter, 0 mSdLazyCounter, 1603 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:33,400 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 1959 Invalid, 1848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 1603 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:45:33,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5589 states. [2022-03-01 16:45:33,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5589 to 4127. [2022-03-01 16:45:33,456 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) [2022-03-01 16:45:33,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 11106 transitions. [2022-03-01 16:45:33,462 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 11106 transitions. Word has length 94 [2022-03-01 16:45:33,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:33,463 INFO L470 AbstractCegarLoop]: Abstraction has 4127 states and 11106 transitions. [2022-03-01 16:45:33,463 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) [2022-03-01 16:45:33,463 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 11106 transitions. [2022-03-01 16:45:33,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:33,467 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:33,467 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:33,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-01 16:45:33,467 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)] === [2022-03-01 16:45:33,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:33,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1535296534, now seen corresponding path program 12 times [2022-03-01 16:45:33,467 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:33,467 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611572484] [2022-03-01 16:45:33,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:33,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:34,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:34,540 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:34,540 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611572484] [2022-03-01 16:45:34,540 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611572484] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:34,540 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:34,540 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:34,540 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144699197] [2022-03-01 16:45:34,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:34,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:34,541 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:34,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:34,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:34,541 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) [2022-03-01 16:45:36,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:36,039 INFO L93 Difference]: Finished difference Result 5210 states and 13444 transitions. [2022-03-01 16:45:36,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:36,039 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 [2022-03-01 16:45:36,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:36,047 INFO L225 Difference]: With dead ends: 5210 [2022-03-01 16:45:36,047 INFO L226 Difference]: Without dead ends: 5210 [2022-03-01 16:45:36,048 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 [2022-03-01 16:45:36,048 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:36,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1403 Valid, 1896 Invalid, 1708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1495 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:45:36,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5210 states. [2022-03-01 16:45:36,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5210 to 4095. [2022-03-01 16:45:36,106 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) [2022-03-01 16:45:36,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 4095 states and 11012 transitions. [2022-03-01 16:45:36,114 INFO L78 Accepts]: Start accepts. Automaton has 4095 states and 11012 transitions. Word has length 94 [2022-03-01 16:45:36,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:36,114 INFO L470 AbstractCegarLoop]: Abstraction has 4095 states and 11012 transitions. [2022-03-01 16:45:36,114 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) [2022-03-01 16:45:36,114 INFO L276 IsEmpty]: Start isEmpty. Operand 4095 states and 11012 transitions. [2022-03-01 16:45:36,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:36,118 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:36,118 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:36,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-01 16:45:36,118 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)] === [2022-03-01 16:45:36,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:36,118 INFO L85 PathProgramCache]: Analyzing trace with hash 313888020, now seen corresponding path program 13 times [2022-03-01 16:45:36,118 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:36,118 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129877885] [2022-03-01 16:45:36,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:36,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:36,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:36,846 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:36,846 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129877885] [2022-03-01 16:45:36,846 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129877885] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:36,846 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:36,846 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:36,846 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143568476] [2022-03-01 16:45:36,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:36,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:36,846 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:36,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:36,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:36,847 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) [2022-03-01 16:45:38,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:38,583 INFO L93 Difference]: Finished difference Result 5558 states and 14158 transitions. [2022-03-01 16:45:38,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:45:38,583 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 [2022-03-01 16:45:38,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:38,592 INFO L225 Difference]: With dead ends: 5558 [2022-03-01 16:45:38,592 INFO L226 Difference]: Without dead ends: 5558 [2022-03-01 16:45:38,592 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:45:38,592 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 1540 mSDsluCounter, 1602 mSDsCounter, 0 mSdLazyCounter, 1611 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:38,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1540 Valid, 1966 Invalid, 1887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1611 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:45:38,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5558 states. [2022-03-01 16:45:38,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5558 to 4127. [2022-03-01 16:45:38,653 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) [2022-03-01 16:45:38,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 11106 transitions. [2022-03-01 16:45:38,660 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 11106 transitions. Word has length 94 [2022-03-01 16:45:38,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:38,660 INFO L470 AbstractCegarLoop]: Abstraction has 4127 states and 11106 transitions. [2022-03-01 16:45:38,660 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) [2022-03-01 16:45:38,661 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 11106 transitions. [2022-03-01 16:45:38,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:38,665 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:38,665 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:38,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-01 16:45:38,665 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)] === [2022-03-01 16:45:38,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:38,665 INFO L85 PathProgramCache]: Analyzing trace with hash 166991730, now seen corresponding path program 14 times [2022-03-01 16:45:38,665 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:38,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999980216] [2022-03-01 16:45:38,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:38,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:39,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:39,832 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:39,832 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999980216] [2022-03-01 16:45:39,832 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999980216] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:39,832 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:39,832 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:39,833 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154431778] [2022-03-01 16:45:39,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:39,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:39,833 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:39,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:39,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:39,833 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) [2022-03-01 16:45:41,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:41,469 INFO L93 Difference]: Finished difference Result 5289 states and 13660 transitions. [2022-03-01 16:45:41,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:41,469 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 [2022-03-01 16:45:41,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:41,477 INFO L225 Difference]: With dead ends: 5289 [2022-03-01 16:45:41,477 INFO L226 Difference]: Without dead ends: 5289 [2022-03-01 16:45:41,477 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:41,477 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1560 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:41,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1560 Valid, 2029 Invalid, 1887 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:45:41,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5289 states. [2022-03-01 16:45:41,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5289 to 4079. [2022-03-01 16:45:41,538 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) [2022-03-01 16:45:41,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-01 16:45:41,546 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-01 16:45:41,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:41,546 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-01 16:45:41,546 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) [2022-03-01 16:45:41,546 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-01 16:45:41,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:41,550 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:41,550 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:41,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-01 16:45:41,550 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)] === [2022-03-01 16:45:41,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:41,550 INFO L85 PathProgramCache]: Analyzing trace with hash -191153126, now seen corresponding path program 15 times [2022-03-01 16:45:41,551 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:41,551 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658286469] [2022-03-01 16:45:41,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:41,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:42,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:42,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:42,168 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658286469] [2022-03-01 16:45:42,168 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658286469] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:42,168 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:42,168 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:42,168 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80181652] [2022-03-01 16:45:42,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:42,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:42,168 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:42,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:42,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:42,169 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) [2022-03-01 16:45:43,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:43,711 INFO L93 Difference]: Finished difference Result 5360 states and 13605 transitions. [2022-03-01 16:45:43,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:43,712 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 [2022-03-01 16:45:43,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:43,719 INFO L225 Difference]: With dead ends: 5360 [2022-03-01 16:45:43,720 INFO L226 Difference]: Without dead ends: 5360 [2022-03-01 16:45:43,720 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 [2022-03-01 16:45:43,720 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 [2022-03-01 16:45:43,720 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] [2022-03-01 16:45:43,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5360 states. [2022-03-01 16:45:43,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5360 to 4143. [2022-03-01 16:45:43,771 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) [2022-03-01 16:45:43,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-01 16:45:43,777 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-01 16:45:43,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:43,777 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-01 16:45:43,777 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) [2022-03-01 16:45:43,777 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-01 16:45:43,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:43,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:43,781 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:43,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-01 16:45:43,782 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)] === [2022-03-01 16:45:43,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:43,782 INFO L85 PathProgramCache]: Analyzing trace with hash -338049416, now seen corresponding path program 16 times [2022-03-01 16:45:43,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:43,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929276420] [2022-03-01 16:45:43,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:43,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:44,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:44,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:44,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929276420] [2022-03-01 16:45:44,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929276420] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:44,646 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:44,646 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:44,646 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546116038] [2022-03-01 16:45:44,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:44,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:44,647 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:44,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:44,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:44,647 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) [2022-03-01 16:45:46,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:46,353 INFO L93 Difference]: Finished difference Result 5146 states and 13256 transitions. [2022-03-01 16:45:46,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:46,353 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 [2022-03-01 16:45:46,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:46,361 INFO L225 Difference]: With dead ends: 5146 [2022-03-01 16:45:46,362 INFO L226 Difference]: Without dead ends: 5146 [2022-03-01 16:45:46,362 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 [2022-03-01 16:45:46,362 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1629 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 1679 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-03-01 16:45:46,362 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] [2022-03-01 16:45:46,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5146 states. [2022-03-01 16:45:46,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5146 to 4111. [2022-03-01 16:45:46,420 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) [2022-03-01 16:45:46,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4111 states to 4111 states and 11059 transitions. [2022-03-01 16:45:46,430 INFO L78 Accepts]: Start accepts. Automaton has 4111 states and 11059 transitions. Word has length 94 [2022-03-01 16:45:46,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:46,430 INFO L470 AbstractCegarLoop]: Abstraction has 4111 states and 11059 transitions. [2022-03-01 16:45:46,430 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) [2022-03-01 16:45:46,430 INFO L276 IsEmpty]: Start isEmpty. Operand 4111 states and 11059 transitions. [2022-03-01 16:45:46,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:46,435 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:46,435 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:46,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-01 16:45:46,435 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)] === [2022-03-01 16:45:46,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:46,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1511135138, now seen corresponding path program 17 times [2022-03-01 16:45:46,436 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:46,436 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449793870] [2022-03-01 16:45:46,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:46,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:47,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:47,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:47,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449793870] [2022-03-01 16:45:47,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449793870] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:47,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:47,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:47,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577124273] [2022-03-01 16:45:47,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:47,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:47,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:47,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:47,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:47,105 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) [2022-03-01 16:45:48,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:48,686 INFO L93 Difference]: Finished difference Result 5628 states and 14342 transitions. [2022-03-01 16:45:48,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:45:48,687 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 [2022-03-01 16:45:48,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:48,695 INFO L225 Difference]: With dead ends: 5628 [2022-03-01 16:45:48,695 INFO L226 Difference]: Without dead ends: 5628 [2022-03-01 16:45:48,695 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 [2022-03-01 16:45:48,695 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:48,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1472 Valid, 1927 Invalid, 1825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [316 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:45:48,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5628 states. [2022-03-01 16:45:48,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5628 to 4143. [2022-03-01 16:45:48,746 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) [2022-03-01 16:45:48,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-01 16:45:48,752 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-01 16:45:48,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:48,752 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-01 16:45:48,752 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) [2022-03-01 16:45:48,753 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-01 16:45:48,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:48,756 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:48,756 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] [2022-03-01 16:45:48,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-01 16:45:48,756 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)] === [2022-03-01 16:45:48,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:48,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1364238848, now seen corresponding path program 18 times [2022-03-01 16:45:48,756 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:48,757 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263495395] [2022-03-01 16:45:48,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:48,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:49,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:49,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:49,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263495395] [2022-03-01 16:45:49,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263495395] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:49,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:49,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:49,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382680424] [2022-03-01 16:45:49,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:49,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:49,789 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:49,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:49,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:49,789 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) [2022-03-01 16:45:51,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:51,642 INFO L93 Difference]: Finished difference Result 5359 states and 13844 transitions. [2022-03-01 16:45:51,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:51,642 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 [2022-03-01 16:45:51,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:51,650 INFO L225 Difference]: With dead ends: 5359 [2022-03-01 16:45:51,650 INFO L226 Difference]: Without dead ends: 5359 [2022-03-01 16:45:51,650 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 [2022-03-01 16:45:51,651 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1387 mSDsluCounter, 1857 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:51,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 2162 Invalid, 1983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:45:51,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5359 states. [2022-03-01 16:45:51,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5359 to 4095. [2022-03-01 16:45:51,705 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) [2022-03-01 16:45:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 4095 states and 11012 transitions. [2022-03-01 16:45:51,712 INFO L78 Accepts]: Start accepts. Automaton has 4095 states and 11012 transitions. Word has length 94 [2022-03-01 16:45:51,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:51,712 INFO L470 AbstractCegarLoop]: Abstraction has 4095 states and 11012 transitions. [2022-03-01 16:45:51,712 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) [2022-03-01 16:45:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 4095 states and 11012 transitions. [2022-03-01 16:45:51,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:51,716 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:51,716 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] [2022-03-01 16:45:51,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-01 16:45:51,717 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)] === [2022-03-01 16:45:51,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:51,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1573778674, now seen corresponding path program 19 times [2022-03-01 16:45:51,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:51,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616175084] [2022-03-01 16:45:51,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:51,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:51,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:52,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:52,450 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:52,450 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616175084] [2022-03-01 16:45:52,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616175084] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:52,450 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:52,450 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:52,451 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073720999] [2022-03-01 16:45:52,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:52,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:52,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:52,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:52,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:52,451 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) [2022-03-01 16:45:53,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:53,691 INFO L93 Difference]: Finished difference Result 5533 states and 14072 transitions. [2022-03-01 16:45:53,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:53,692 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 [2022-03-01 16:45:53,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:53,700 INFO L225 Difference]: With dead ends: 5533 [2022-03-01 16:45:53,700 INFO L226 Difference]: Without dead ends: 5533 [2022-03-01 16:45:53,701 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:53,701 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1680 mSDsluCounter, 1379 mSDsCounter, 0 mSdLazyCounter, 1377 mSolverCounterSat, 286 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:53,701 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1680 Valid, 1734 Invalid, 1663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [286 Valid, 1377 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:45:53,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5533 states. [2022-03-01 16:45:53,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5533 to 4143. [2022-03-01 16:45:53,763 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) [2022-03-01 16:45:53,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-01 16:45:53,770 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-01 16:45:53,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:53,770 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-01 16:45:53,771 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) [2022-03-01 16:45:53,771 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-01 16:45:53,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:53,775 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:53,775 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:53,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-01 16:45:53,775 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)] === [2022-03-01 16:45:53,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:53,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1426882384, now seen corresponding path program 20 times [2022-03-01 16:45:53,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:53,775 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445822994] [2022-03-01 16:45:53,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:53,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:53,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:55,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:55,088 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:55,089 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445822994] [2022-03-01 16:45:55,089 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445822994] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:55,089 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:55,089 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:55,089 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816156066] [2022-03-01 16:45:55,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:55,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:55,089 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:55,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:55,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:55,089 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) [2022-03-01 16:45:56,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:56,502 INFO L93 Difference]: Finished difference Result 5319 states and 13723 transitions. [2022-03-01 16:45:56,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:56,502 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 [2022-03-01 16:45:56,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:56,510 INFO L225 Difference]: With dead ends: 5319 [2022-03-01 16:45:56,510 INFO L226 Difference]: Without dead ends: 5319 [2022-03-01 16:45:56,511 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 [2022-03-01 16:45:56,511 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:56,511 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1472 Valid, 1924 Invalid, 1743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1553 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:45:56,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2022-03-01 16:45:56,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 4079. [2022-03-01 16:45:56,567 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) [2022-03-01 16:45:56,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-01 16:45:56,574 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-01 16:45:56,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:56,574 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-01 16:45:56,574 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) [2022-03-01 16:45:56,574 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-01 16:45:56,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:56,578 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:56,578 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:56,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-01 16:45:56,578 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)] === [2022-03-01 16:45:56,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:56,578 INFO L85 PathProgramCache]: Analyzing trace with hash 80052082, now seen corresponding path program 21 times [2022-03-01 16:45:56,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:56,579 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091431951] [2022-03-01 16:45:56,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:56,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:57,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:57,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:57,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091431951] [2022-03-01 16:45:57,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091431951] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:57,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:57,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:57,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701334177] [2022-03-01 16:45:57,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:57,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:57,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:57,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:57,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:57,124 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) [2022-03-01 16:45:58,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:58,635 INFO L93 Difference]: Finished difference Result 5574 states and 14212 transitions. [2022-03-01 16:45:58,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:58,636 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 [2022-03-01 16:45:58,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:58,644 INFO L225 Difference]: With dead ends: 5574 [2022-03-01 16:45:58,645 INFO L226 Difference]: Without dead ends: 5574 [2022-03-01 16:45:58,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=368, Invalid=754, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:58,645 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 [2022-03-01 16:45:58,645 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] [2022-03-01 16:45:58,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5574 states. [2022-03-01 16:45:58,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5574 to 4191. [2022-03-01 16:45:58,736 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) [2022-03-01 16:45:58,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-01 16:45:58,743 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-01 16:45:58,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:58,744 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-01 16:45:58,744 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) [2022-03-01 16:45:58,744 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-01 16:45:58,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:45:58,748 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:58,748 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:58,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-01 16:45:58,748 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)] === [2022-03-01 16:45:58,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:58,750 INFO L85 PathProgramCache]: Analyzing trace with hash -66844208, now seen corresponding path program 22 times [2022-03-01 16:45:58,750 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:58,750 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770840455] [2022-03-01 16:45:58,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:58,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:59,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:59,529 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:59,529 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770840455] [2022-03-01 16:45:59,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770840455] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:59,530 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:59,530 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:59,530 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323436612] [2022-03-01 16:45:59,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:59,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:59,530 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:59,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:59,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:59,530 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) [2022-03-01 16:46:01,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:01,185 INFO L93 Difference]: Finished difference Result 5360 states and 13863 transitions. [2022-03-01 16:46:01,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:01,186 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 [2022-03-01 16:46:01,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:01,194 INFO L225 Difference]: With dead ends: 5360 [2022-03-01 16:46:01,195 INFO L226 Difference]: Without dead ends: 5360 [2022-03-01 16:46:01,195 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 [2022-03-01 16:46:01,195 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:01,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 1834 Invalid, 1726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1486 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:46:01,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5360 states. [2022-03-01 16:46:01,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5360 to 4143. [2022-03-01 16:46:01,258 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) [2022-03-01 16:46:01,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-01 16:46:01,265 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-01 16:46:01,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:01,278 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-01 16:46:01,278 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) [2022-03-01 16:46:01,278 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-01 16:46:01,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:01,282 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:01,282 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] [2022-03-01 16:46:01,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-01 16:46:01,282 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)] === [2022-03-01 16:46:01,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:01,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1733005456, now seen corresponding path program 23 times [2022-03-01 16:46:01,283 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:01,283 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466903986] [2022-03-01 16:46:01,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:01,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:02,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:02,105 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:02,105 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466903986] [2022-03-01 16:46:02,105 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466903986] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:02,105 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:02,105 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:02,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372092311] [2022-03-01 16:46:02,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:02,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:02,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:02,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:02,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:02,106 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) [2022-03-01 16:46:04,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:04,058 INFO L93 Difference]: Finished difference Result 6039 states and 15497 transitions. [2022-03-01 16:46:04,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:46:04,058 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 [2022-03-01 16:46:04,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:04,069 INFO L225 Difference]: With dead ends: 6039 [2022-03-01 16:46:04,069 INFO L226 Difference]: Without dead ends: 6039 [2022-03-01 16:46:04,069 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=389, Invalid=801, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:46:04,070 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 [2022-03-01 16:46:04,070 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] [2022-03-01 16:46:04,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6039 states. [2022-03-01 16:46:04,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6039 to 4239. [2022-03-01 16:46:04,168 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) [2022-03-01 16:46:04,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-01 16:46:04,176 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-01 16:46:04,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:04,176 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-01 16:46:04,177 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) [2022-03-01 16:46:04,177 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-01 16:46:04,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:04,181 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:04,181 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:04,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-01 16:46:04,181 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)] === [2022-03-01 16:46:04,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:04,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1586109166, now seen corresponding path program 24 times [2022-03-01 16:46:04,183 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:04,183 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456769900] [2022-03-01 16:46:04,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:04,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:05,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:05,002 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:05,002 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456769900] [2022-03-01 16:46:05,002 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456769900] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:05,002 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:05,002 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:05,002 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576221698] [2022-03-01 16:46:05,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:05,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:05,002 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:05,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:05,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:05,003 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) [2022-03-01 16:46:06,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:06,741 INFO L93 Difference]: Finished difference Result 5660 states and 14701 transitions. [2022-03-01 16:46:06,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:06,741 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 [2022-03-01 16:46:06,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:06,750 INFO L225 Difference]: With dead ends: 5660 [2022-03-01 16:46:06,750 INFO L226 Difference]: Without dead ends: 5660 [2022-03-01 16:46:06,750 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 [2022-03-01 16:46:06,750 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 [2022-03-01 16:46:06,750 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] [2022-03-01 16:46:06,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5660 states. [2022-03-01 16:46:06,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5660 to 4175. [2022-03-01 16:46:06,809 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) [2022-03-01 16:46:06,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 4175 states and 11247 transitions. [2022-03-01 16:46:06,817 INFO L78 Accepts]: Start accepts. Automaton has 4175 states and 11247 transitions. Word has length 94 [2022-03-01 16:46:06,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:06,817 INFO L470 AbstractCegarLoop]: Abstraction has 4175 states and 11247 transitions. [2022-03-01 16:46:06,817 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) [2022-03-01 16:46:06,817 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 11247 transitions. [2022-03-01 16:46:06,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:06,821 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:06,821 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] [2022-03-01 16:46:06,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-01 16:46:06,821 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)] === [2022-03-01 16:46:06,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:06,821 INFO L85 PathProgramCache]: Analyzing trace with hash 136104366, now seen corresponding path program 25 times [2022-03-01 16:46:06,821 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:06,821 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627512563] [2022-03-01 16:46:06,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:06,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:07,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:07,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:07,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627512563] [2022-03-01 16:46:07,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627512563] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:07,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:07,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:07,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145191514] [2022-03-01 16:46:07,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:07,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:07,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:07,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:07,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:07,510 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) [2022-03-01 16:46:09,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:09,269 INFO L93 Difference]: Finished difference Result 5921 states and 15172 transitions. [2022-03-01 16:46:09,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:46:09,269 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 [2022-03-01 16:46:09,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:09,278 INFO L225 Difference]: With dead ends: 5921 [2022-03-01 16:46:09,278 INFO L226 Difference]: Without dead ends: 5921 [2022-03-01 16:46:09,278 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 [2022-03-01 16:46:09,279 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:09,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1594 Valid, 1872 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:46:09,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5921 states. [2022-03-01 16:46:09,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5921 to 4223. [2022-03-01 16:46:09,382 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) [2022-03-01 16:46:09,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-01 16:46:09,390 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-01 16:46:09,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:09,391 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-01 16:46:09,391 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) [2022-03-01 16:46:09,391 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-01 16:46:09,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:09,395 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:09,395 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] [2022-03-01 16:46:09,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-01 16:46:09,395 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)] === [2022-03-01 16:46:09,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:09,397 INFO L85 PathProgramCache]: Analyzing trace with hash -10791924, now seen corresponding path program 26 times [2022-03-01 16:46:09,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:09,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392792810] [2022-03-01 16:46:09,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:09,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:10,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:10,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:10,160 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392792810] [2022-03-01 16:46:10,160 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392792810] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:10,160 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:10,160 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:10,160 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165922779] [2022-03-01 16:46:10,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:10,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:10,162 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:10,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:10,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:10,162 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) [2022-03-01 16:46:11,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:11,875 INFO L93 Difference]: Finished difference Result 5542 states and 14376 transitions. [2022-03-01 16:46:11,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:11,875 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 [2022-03-01 16:46:11,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:11,884 INFO L225 Difference]: With dead ends: 5542 [2022-03-01 16:46:11,884 INFO L226 Difference]: Without dead ends: 5542 [2022-03-01 16:46:11,884 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 [2022-03-01 16:46:11,885 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:11,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 2011 Invalid, 1903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:46:11,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5542 states. [2022-03-01 16:46:11,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5542 to 4191. [2022-03-01 16:46:11,945 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) [2022-03-01 16:46:11,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-01 16:46:11,953 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-01 16:46:11,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:11,953 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-01 16:46:11,953 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) [2022-03-01 16:46:11,953 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-01 16:46:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:11,957 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:11,957 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:11,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-01 16:46:11,958 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)] === [2022-03-01 16:46:11,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:11,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1838392630, now seen corresponding path program 27 times [2022-03-01 16:46:11,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:11,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025401657] [2022-03-01 16:46:11,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:11,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:11,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:12,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:12,722 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:12,722 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025401657] [2022-03-01 16:46:12,722 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025401657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:12,722 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:12,722 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:12,722 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555568234] [2022-03-01 16:46:12,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:12,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:12,722 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:12,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:12,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:12,723 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) [2022-03-01 16:46:14,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:14,601 INFO L93 Difference]: Finished difference Result 5890 states and 15090 transitions. [2022-03-01 16:46:14,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:46:14,602 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 [2022-03-01 16:46:14,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:14,609 INFO L225 Difference]: With dead ends: 5890 [2022-03-01 16:46:14,609 INFO L226 Difference]: Without dead ends: 5890 [2022-03-01 16:46:14,609 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 [2022-03-01 16:46:14,609 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 [2022-03-01 16:46:14,610 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] [2022-03-01 16:46:14,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5890 states. [2022-03-01 16:46:14,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5890 to 4223. [2022-03-01 16:46:14,663 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) [2022-03-01 16:46:14,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-01 16:46:14,671 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-01 16:46:14,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:14,671 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-01 16:46:14,671 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) [2022-03-01 16:46:14,671 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-01 16:46:14,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:14,675 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:14,675 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:14,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-01 16:46:14,675 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)] === [2022-03-01 16:46:14,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:14,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1691496340, now seen corresponding path program 28 times [2022-03-01 16:46:14,676 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:14,676 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163011647] [2022-03-01 16:46:14,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:14,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:15,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:15,647 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:15,647 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163011647] [2022-03-01 16:46:15,647 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163011647] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:15,647 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:15,647 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:15,648 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500152768] [2022-03-01 16:46:15,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:15,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:15,648 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:15,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:15,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:15,648 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) [2022-03-01 16:46:17,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:17,381 INFO L93 Difference]: Finished difference Result 5621 states and 14592 transitions. [2022-03-01 16:46:17,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:17,381 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 [2022-03-01 16:46:17,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:17,391 INFO L225 Difference]: With dead ends: 5621 [2022-03-01 16:46:17,391 INFO L226 Difference]: Without dead ends: 5621 [2022-03-01 16:46:17,391 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 [2022-03-01 16:46:17,391 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1148 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:17,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1148 Valid, 2149 Invalid, 2041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:46:17,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5621 states. [2022-03-01 16:46:17,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5621 to 4143. [2022-03-01 16:46:17,456 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) [2022-03-01 16:46:17,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-01 16:46:17,464 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-01 16:46:17,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:17,464 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-01 16:46:17,464 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) [2022-03-01 16:46:17,464 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-01 16:46:17,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:17,468 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:17,468 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:17,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-01 16:46:17,468 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)] === [2022-03-01 16:46:17,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:17,469 INFO L85 PathProgramCache]: Analyzing trace with hash 142158938, now seen corresponding path program 29 times [2022-03-01 16:46:17,469 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:17,469 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101928164] [2022-03-01 16:46:17,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:17,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:18,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:18,200 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:18,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101928164] [2022-03-01 16:46:18,200 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101928164] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:18,200 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:18,200 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:18,200 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68075686] [2022-03-01 16:46:18,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:18,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:18,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:18,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:18,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:18,201 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) [2022-03-01 16:46:20,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:20,040 INFO L93 Difference]: Finished difference Result 5746 states and 14674 transitions. [2022-03-01 16:46:20,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:20,040 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 [2022-03-01 16:46:20,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:20,048 INFO L225 Difference]: With dead ends: 5746 [2022-03-01 16:46:20,048 INFO L226 Difference]: Without dead ends: 5746 [2022-03-01 16:46:20,049 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:20,049 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1371 mSDsluCounter, 1783 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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 [2022-03-01 16:46:20,049 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] [2022-03-01 16:46:20,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5746 states. [2022-03-01 16:46:20,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5746 to 4271. [2022-03-01 16:46:20,104 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) [2022-03-01 16:46:20,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 4271 states and 11529 transitions. [2022-03-01 16:46:20,111 INFO L78 Accepts]: Start accepts. Automaton has 4271 states and 11529 transitions. Word has length 94 [2022-03-01 16:46:20,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:20,111 INFO L470 AbstractCegarLoop]: Abstraction has 4271 states and 11529 transitions. [2022-03-01 16:46:20,111 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) [2022-03-01 16:46:20,111 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 11529 transitions. [2022-03-01 16:46:20,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:20,115 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:20,115 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:20,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-01 16:46:20,115 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)] === [2022-03-01 16:46:20,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:20,116 INFO L85 PathProgramCache]: Analyzing trace with hash -4737352, now seen corresponding path program 30 times [2022-03-01 16:46:20,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:20,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165176515] [2022-03-01 16:46:20,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:20,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:20,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:21,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:21,018 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:21,018 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165176515] [2022-03-01 16:46:21,018 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165176515] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:21,018 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:21,018 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:21,018 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630942119] [2022-03-01 16:46:21,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:21,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:21,019 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:21,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:21,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:21,019 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) [2022-03-01 16:46:22,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:22,659 INFO L93 Difference]: Finished difference Result 5532 states and 14325 transitions. [2022-03-01 16:46:22,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:22,660 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 [2022-03-01 16:46:22,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:22,667 INFO L225 Difference]: With dead ends: 5532 [2022-03-01 16:46:22,668 INFO L226 Difference]: Without dead ends: 5532 [2022-03-01 16:46:22,668 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 [2022-03-01 16:46:22,668 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 [2022-03-01 16:46:22,668 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] [2022-03-01 16:46:22,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5532 states. [2022-03-01 16:46:22,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5532 to 4207. [2022-03-01 16:46:22,721 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) [2022-03-01 16:46:22,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-01 16:46:22,728 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-01 16:46:22,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:22,728 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-01 16:46:22,728 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) [2022-03-01 16:46:22,728 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-01 16:46:22,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:22,732 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:22,732 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] [2022-03-01 16:46:22,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-01 16:46:22,732 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)] === [2022-03-01 16:46:22,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:22,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1454742152, now seen corresponding path program 31 times [2022-03-01 16:46:22,733 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:22,733 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354961303] [2022-03-01 16:46:22,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:22,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:23,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:23,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:23,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354961303] [2022-03-01 16:46:23,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354961303] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:23,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:23,431 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:23,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296615244] [2022-03-01 16:46:23,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:23,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:23,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:23,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:23,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:23,432 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) [2022-03-01 16:46:25,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:25,292 INFO L93 Difference]: Finished difference Result 6061 states and 15540 transitions. [2022-03-01 16:46:25,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:46:25,293 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 [2022-03-01 16:46:25,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:25,303 INFO L225 Difference]: With dead ends: 6061 [2022-03-01 16:46:25,303 INFO L226 Difference]: Without dead ends: 6061 [2022-03-01 16:46:25,303 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 [2022-03-01 16:46:25,303 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 1748 mSDsluCounter, 1729 mSDsCounter, 0 mSdLazyCounter, 1828 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:25,304 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1748 Valid, 2070 Invalid, 2115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1828 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:46:25,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6061 states. [2022-03-01 16:46:25,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6061 to 4255. [2022-03-01 16:46:25,372 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) [2022-03-01 16:46:25,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 4255 states and 11482 transitions. [2022-03-01 16:46:25,379 INFO L78 Accepts]: Start accepts. Automaton has 4255 states and 11482 transitions. Word has length 94 [2022-03-01 16:46:25,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:25,380 INFO L470 AbstractCegarLoop]: Abstraction has 4255 states and 11482 transitions. [2022-03-01 16:46:25,380 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) [2022-03-01 16:46:25,380 INFO L276 IsEmpty]: Start isEmpty. Operand 4255 states and 11482 transitions. [2022-03-01 16:46:25,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:25,384 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:25,384 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] [2022-03-01 16:46:25,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-01 16:46:25,384 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)] === [2022-03-01 16:46:25,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:25,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1601638442, now seen corresponding path program 32 times [2022-03-01 16:46:25,385 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:25,385 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256647491] [2022-03-01 16:46:25,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:25,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:26,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:26,218 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:26,218 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256647491] [2022-03-01 16:46:26,218 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256647491] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:26,218 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:26,218 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:26,218 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858256128] [2022-03-01 16:46:26,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:26,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:26,218 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:26,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:26,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:26,218 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) [2022-03-01 16:46:28,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:28,154 INFO L93 Difference]: Finished difference Result 5682 states and 14744 transitions. [2022-03-01 16:46:28,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:28,154 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 [2022-03-01 16:46:28,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:28,162 INFO L225 Difference]: With dead ends: 5682 [2022-03-01 16:46:28,162 INFO L226 Difference]: Without dead ends: 5682 [2022-03-01 16:46:28,162 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 [2022-03-01 16:46:28,162 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:28,162 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1143 Valid, 2335 Invalid, 2215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1998 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:46:28,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5682 states. [2022-03-01 16:46:28,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5682 to 4223. [2022-03-01 16:46:28,211 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) [2022-03-01 16:46:28,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-01 16:46:28,217 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-01 16:46:28,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:28,217 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-01 16:46:28,217 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) [2022-03-01 16:46:28,217 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-01 16:46:28,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:28,220 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:28,220 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, 1, 1] [2022-03-01 16:46:28,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-01 16:46:28,220 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)] === [2022-03-01 16:46:28,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:28,221 INFO L85 PathProgramCache]: Analyzing trace with hash 247546112, now seen corresponding path program 33 times [2022-03-01 16:46:28,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:28,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396620351] [2022-03-01 16:46:28,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:28,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:29,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:29,030 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:29,031 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396620351] [2022-03-01 16:46:29,031 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396620351] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:29,031 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:29,031 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:29,031 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047183376] [2022-03-01 16:46:29,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:29,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:29,031 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:29,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:29,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:29,031 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) [2022-03-01 16:46:31,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:31,066 INFO L93 Difference]: Finished difference Result 6030 states and 15458 transitions. [2022-03-01 16:46:31,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:46:31,066 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 [2022-03-01 16:46:31,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:31,075 INFO L225 Difference]: With dead ends: 6030 [2022-03-01 16:46:31,075 INFO L226 Difference]: Without dead ends: 6030 [2022-03-01 16:46:31,075 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 [2022-03-01 16:46:31,075 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 [2022-03-01 16:46:31,075 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] [2022-03-01 16:46:31,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6030 states. [2022-03-01 16:46:31,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6030 to 4255. [2022-03-01 16:46:31,127 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) [2022-03-01 16:46:31,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 4255 states and 11482 transitions. [2022-03-01 16:46:31,133 INFO L78 Accepts]: Start accepts. Automaton has 4255 states and 11482 transitions. Word has length 94 [2022-03-01 16:46:31,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:31,133 INFO L470 AbstractCegarLoop]: Abstraction has 4255 states and 11482 transitions. [2022-03-01 16:46:31,133 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) [2022-03-01 16:46:31,133 INFO L276 IsEmpty]: Start isEmpty. Operand 4255 states and 11482 transitions. [2022-03-01 16:46:31,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:31,136 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:31,137 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, 1, 1] [2022-03-01 16:46:31,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-01 16:46:31,137 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)] === [2022-03-01 16:46:31,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:31,137 INFO L85 PathProgramCache]: Analyzing trace with hash 100649822, now seen corresponding path program 34 times [2022-03-01 16:46:31,137 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:31,137 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170786402] [2022-03-01 16:46:31,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:31,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:32,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:32,214 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:32,214 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170786402] [2022-03-01 16:46:32,214 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170786402] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:32,214 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:32,214 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:32,214 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521875221] [2022-03-01 16:46:32,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:32,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:32,215 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:32,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:32,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:32,215 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) [2022-03-01 16:46:33,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:33,994 INFO L93 Difference]: Finished difference Result 5761 states and 14960 transitions. [2022-03-01 16:46:33,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:33,994 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 [2022-03-01 16:46:33,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:34,003 INFO L225 Difference]: With dead ends: 5761 [2022-03-01 16:46:34,003 INFO L226 Difference]: Without dead ends: 5761 [2022-03-01 16:46:34,003 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 [2022-03-01 16:46:34,003 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 [2022-03-01 16:46:34,003 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] [2022-03-01 16:46:34,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5761 states. [2022-03-01 16:46:34,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5761 to 4175. [2022-03-01 16:46:34,058 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) [2022-03-01 16:46:34,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 4175 states and 11247 transitions. [2022-03-01 16:46:34,065 INFO L78 Accepts]: Start accepts. Automaton has 4175 states and 11247 transitions. Word has length 94 [2022-03-01 16:46:34,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:34,065 INFO L470 AbstractCegarLoop]: Abstraction has 4175 states and 11247 transitions. [2022-03-01 16:46:34,065 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) [2022-03-01 16:46:34,065 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 11247 transitions. [2022-03-01 16:46:34,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:34,069 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:34,069 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, 1, 1] [2022-03-01 16:46:34,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-01 16:46:34,069 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)] === [2022-03-01 16:46:34,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:34,069 INFO L85 PathProgramCache]: Analyzing trace with hash 886486298, now seen corresponding path program 35 times [2022-03-01 16:46:34,069 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:34,069 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973182615] [2022-03-01 16:46:34,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:34,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:34,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:34,767 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:34,767 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973182615] [2022-03-01 16:46:34,767 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973182615] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:34,767 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:34,767 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:34,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883884227] [2022-03-01 16:46:34,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:34,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:34,768 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:34,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:34,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:34,775 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) [2022-03-01 16:46:36,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:36,429 INFO L93 Difference]: Finished difference Result 5596 states and 14255 transitions. [2022-03-01 16:46:36,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:36,429 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 [2022-03-01 16:46:36,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:36,438 INFO L225 Difference]: With dead ends: 5596 [2022-03-01 16:46:36,438 INFO L226 Difference]: Without dead ends: 5596 [2022-03-01 16:46:36,439 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 [2022-03-01 16:46:36,439 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 [2022-03-01 16:46:36,439 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] [2022-03-01 16:46:36,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5596 states. [2022-03-01 16:46:36,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5596 to 4239. [2022-03-01 16:46:36,498 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) [2022-03-01 16:46:36,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-01 16:46:36,505 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-01 16:46:36,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:36,505 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-01 16:46:36,505 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) [2022-03-01 16:46:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-01 16:46:36,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:36,510 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:36,510 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, 1, 1] [2022-03-01 16:46:36,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-01 16:46:36,510 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)] === [2022-03-01 16:46:36,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:36,510 INFO L85 PathProgramCache]: Analyzing trace with hash 739590008, now seen corresponding path program 36 times [2022-03-01 16:46:36,510 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:36,510 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523944954] [2022-03-01 16:46:36,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:36,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:37,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:37,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:37,577 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523944954] [2022-03-01 16:46:37,577 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523944954] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:37,577 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:37,577 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:37,577 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672977306] [2022-03-01 16:46:37,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:37,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:37,577 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:37,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:37,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:37,577 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) [2022-03-01 16:46:39,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:39,107 INFO L93 Difference]: Finished difference Result 5382 states and 13906 transitions. [2022-03-01 16:46:39,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:39,107 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 [2022-03-01 16:46:39,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:39,117 INFO L225 Difference]: With dead ends: 5382 [2022-03-01 16:46:39,117 INFO L226 Difference]: Without dead ends: 5382 [2022-03-01 16:46:39,117 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 [2022-03-01 16:46:39,118 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:39,118 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1324 Valid, 1795 Invalid, 1725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1482 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:46:39,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5382 states. [2022-03-01 16:46:39,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5382 to 4207. [2022-03-01 16:46:39,180 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) [2022-03-01 16:46:39,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-01 16:46:39,188 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-01 16:46:39,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:39,188 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-01 16:46:39,188 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) [2022-03-01 16:46:39,188 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-01 16:46:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:39,192 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:39,192 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] [2022-03-01 16:46:39,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-01 16:46:39,193 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)] === [2022-03-01 16:46:39,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:39,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1706192734, now seen corresponding path program 37 times [2022-03-01 16:46:39,193 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:39,193 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342187564] [2022-03-01 16:46:39,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:39,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:39,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:39,997 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:39,998 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342187564] [2022-03-01 16:46:39,998 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342187564] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:39,998 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:39,998 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:39,998 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637783688] [2022-03-01 16:46:39,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:39,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:39,998 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:39,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:39,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:39,998 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) [2022-03-01 16:46:41,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:41,683 INFO L93 Difference]: Finished difference Result 5864 states and 14992 transitions. [2022-03-01 16:46:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:46:41,683 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 [2022-03-01 16:46:41,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:41,692 INFO L225 Difference]: With dead ends: 5864 [2022-03-01 16:46:41,693 INFO L226 Difference]: Without dead ends: 5864 [2022-03-01 16:46:41,693 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 [2022-03-01 16:46:41,693 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 [2022-03-01 16:46:41,693 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] [2022-03-01 16:46:41,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5864 states. [2022-03-01 16:46:41,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5864 to 4239. [2022-03-01 16:46:41,752 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) [2022-03-01 16:46:41,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-01 16:46:41,760 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-01 16:46:41,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:41,760 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-01 16:46:41,760 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) [2022-03-01 16:46:41,760 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-01 16:46:41,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:41,764 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:41,764 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:41,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-01 16:46:41,765 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)] === [2022-03-01 16:46:41,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:41,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1853089024, now seen corresponding path program 38 times [2022-03-01 16:46:41,765 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:41,765 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858978948] [2022-03-01 16:46:41,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:41,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:41,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:42,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:42,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:42,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858978948] [2022-03-01 16:46:42,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858978948] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:42,933 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:42,933 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:42,933 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108409190] [2022-03-01 16:46:42,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:42,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:42,933 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:42,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:42,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:42,933 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) [2022-03-01 16:46:44,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:44,827 INFO L93 Difference]: Finished difference Result 5595 states and 14494 transitions. [2022-03-01 16:46:44,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:44,828 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 [2022-03-01 16:46:44,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:44,836 INFO L225 Difference]: With dead ends: 5595 [2022-03-01 16:46:44,836 INFO L226 Difference]: Without dead ends: 5595 [2022-03-01 16:46:44,837 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 [2022-03-01 16:46:44,837 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1416 mSDsluCounter, 1845 mSDsCounter, 0 mSdLazyCounter, 1896 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:44,837 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1416 Valid, 2144 Invalid, 2119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1896 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:46:44,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5595 states. [2022-03-01 16:46:44,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5595 to 4191. [2022-03-01 16:46:44,920 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) [2022-03-01 16:46:44,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-01 16:46:44,927 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-01 16:46:44,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:44,927 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-01 16:46:44,927 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) [2022-03-01 16:46:44,927 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-01 16:46:44,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:44,931 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:44,931 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:44,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-01 16:46:44,932 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)] === [2022-03-01 16:46:44,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:44,934 INFO L85 PathProgramCache]: Analyzing trace with hash -1643549198, now seen corresponding path program 39 times [2022-03-01 16:46:44,934 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:44,934 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957109667] [2022-03-01 16:46:44,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:44,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:45,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:45,868 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:45,868 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957109667] [2022-03-01 16:46:45,869 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957109667] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:45,869 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:45,869 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:45,869 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898812663] [2022-03-01 16:46:45,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:45,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:45,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:45,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:45,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:45,869 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) [2022-03-01 16:46:47,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:47,554 INFO L93 Difference]: Finished difference Result 5769 states and 14722 transitions. [2022-03-01 16:46:47,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:47,554 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 [2022-03-01 16:46:47,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:47,563 INFO L225 Difference]: With dead ends: 5769 [2022-03-01 16:46:47,563 INFO L226 Difference]: Without dead ends: 5769 [2022-03-01 16:46:47,563 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 [2022-03-01 16:46:47,563 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 [2022-03-01 16:46:47,564 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] [2022-03-01 16:46:47,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5769 states. [2022-03-01 16:46:47,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5769 to 4239. [2022-03-01 16:46:47,621 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) [2022-03-01 16:46:47,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-01 16:46:47,628 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-01 16:46:47,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:47,628 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-01 16:46:47,628 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) [2022-03-01 16:46:47,628 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-01 16:46:47,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:47,632 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:47,632 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:47,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-01 16:46:47,633 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)] === [2022-03-01 16:46:47,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:47,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1790445488, now seen corresponding path program 40 times [2022-03-01 16:46:47,633 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:47,633 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604398375] [2022-03-01 16:46:47,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:47,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:48,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:48,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:48,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604398375] [2022-03-01 16:46:48,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604398375] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:48,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:48,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:48,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576640080] [2022-03-01 16:46:48,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:48,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:48,965 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:48,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:48,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:48,966 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) [2022-03-01 16:46:50,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:50,883 INFO L93 Difference]: Finished difference Result 5555 states and 14373 transitions. [2022-03-01 16:46:50,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:50,883 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 [2022-03-01 16:46:50,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:50,892 INFO L225 Difference]: With dead ends: 5555 [2022-03-01 16:46:50,893 INFO L226 Difference]: Without dead ends: 5555 [2022-03-01 16:46:50,893 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 [2022-03-01 16:46:50,893 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1142 mSDsluCounter, 1968 mSDsCounter, 0 mSdLazyCounter, 1974 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:50,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1142 Valid, 2266 Invalid, 2195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 1974 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:46:50,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5555 states. [2022-03-01 16:46:50,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5555 to 4143. [2022-03-01 16:46:50,957 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) [2022-03-01 16:46:50,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-01 16:46:50,965 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-01 16:46:50,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:50,965 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-01 16:46:50,966 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) [2022-03-01 16:46:50,966 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-01 16:46:50,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:50,970 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:50,970 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, 1, 1] [2022-03-01 16:46:50,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-03-01 16:46:50,970 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)] === [2022-03-01 16:46:50,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:50,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1819212658, now seen corresponding path program 41 times [2022-03-01 16:46:50,970 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:50,971 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730196711] [2022-03-01 16:46:50,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:50,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:51,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:51,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:51,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730196711] [2022-03-01 16:46:51,580 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730196711] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:51,580 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:51,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:51,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719521210] [2022-03-01 16:46:51,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:51,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:51,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:51,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:51,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:51,581 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) [2022-03-01 16:46:53,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:53,552 INFO L93 Difference]: Finished difference Result 5668 states and 14380 transitions. [2022-03-01 16:46:53,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:46:53,552 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 [2022-03-01 16:46:53,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:53,561 INFO L225 Difference]: With dead ends: 5668 [2022-03-01 16:46:53,561 INFO L226 Difference]: Without dead ends: 5668 [2022-03-01 16:46:53,561 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 [2022-03-01 16:46:53,562 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 [2022-03-01 16:46:53,562 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] [2022-03-01 16:46:53,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5668 states. [2022-03-01 16:46:53,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5668 to 4239. [2022-03-01 16:46:53,627 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) [2022-03-01 16:46:53,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-01 16:46:53,635 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-01 16:46:53,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:53,636 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-01 16:46:53,636 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) [2022-03-01 16:46:53,636 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-01 16:46:53,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:53,640 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:53,640 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:53,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-03-01 16:46:53,640 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)] === [2022-03-01 16:46:53,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:53,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1672316368, now seen corresponding path program 42 times [2022-03-01 16:46:53,641 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:53,641 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897614099] [2022-03-01 16:46:53,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:53,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:54,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:54,400 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:54,400 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897614099] [2022-03-01 16:46:54,400 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897614099] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:54,400 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:54,400 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:54,400 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564498063] [2022-03-01 16:46:54,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:54,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:54,400 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:54,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:54,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:54,401 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) [2022-03-01 16:46:56,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:56,127 INFO L93 Difference]: Finished difference Result 5614 states and 14501 transitions. [2022-03-01 16:46:56,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:56,127 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 [2022-03-01 16:46:56,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:56,137 INFO L225 Difference]: With dead ends: 5614 [2022-03-01 16:46:56,137 INFO L226 Difference]: Without dead ends: 5614 [2022-03-01 16:46:56,137 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:56,137 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1385 mSDsluCounter, 1764 mSDsCounter, 0 mSdLazyCounter, 1822 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:56,137 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1385 Valid, 2055 Invalid, 2086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1822 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:46:56,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5614 states. [2022-03-01 16:46:56,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5614 to 4239. [2022-03-01 16:46:56,201 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) [2022-03-01 16:46:56,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-01 16:46:56,209 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-01 16:46:56,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:56,209 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-01 16:46:56,209 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) [2022-03-01 16:46:56,209 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-01 16:46:56,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:56,213 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:56,213 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:56,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-03-01 16:46:56,214 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)] === [2022-03-01 16:46:56,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:56,214 INFO L85 PathProgramCache]: Analyzing trace with hash -822801264, now seen corresponding path program 43 times [2022-03-01 16:46:56,214 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:56,214 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468782194] [2022-03-01 16:46:56,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:56,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:56,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:56,850 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:56,850 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468782194] [2022-03-01 16:46:56,850 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468782194] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:56,850 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:56,850 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:56,850 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832040004] [2022-03-01 16:46:56,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:56,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:56,850 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:56,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:56,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:56,851 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) [2022-03-01 16:46:58,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:58,933 INFO L93 Difference]: Finished difference Result 5949 states and 15211 transitions. [2022-03-01 16:46:58,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:46:58,933 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 [2022-03-01 16:46:58,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:58,942 INFO L225 Difference]: With dead ends: 5949 [2022-03-01 16:46:58,942 INFO L226 Difference]: Without dead ends: 5949 [2022-03-01 16:46:58,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=420, Invalid=840, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:46:58,942 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 [2022-03-01 16:46:58,942 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] [2022-03-01 16:46:58,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5949 states. [2022-03-01 16:46:58,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5949 to 4271. [2022-03-01 16:46:58,998 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) [2022-03-01 16:46:59,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 4271 states and 11529 transitions. [2022-03-01 16:46:59,004 INFO L78 Accepts]: Start accepts. Automaton has 4271 states and 11529 transitions. Word has length 94 [2022-03-01 16:46:59,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:59,005 INFO L470 AbstractCegarLoop]: Abstraction has 4271 states and 11529 transitions. [2022-03-01 16:46:59,005 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) [2022-03-01 16:46:59,005 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 11529 transitions. [2022-03-01 16:46:59,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:46:59,009 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:59,009 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:59,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-03-01 16:46:59,009 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)] === [2022-03-01 16:46:59,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:59,009 INFO L85 PathProgramCache]: Analyzing trace with hash -969697554, now seen corresponding path program 44 times [2022-03-01 16:46:59,009 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:59,009 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710982341] [2022-03-01 16:46:59,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:59,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:59,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:59,891 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:59,891 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710982341] [2022-03-01 16:46:59,891 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710982341] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:59,891 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:59,891 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:59,891 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750780817] [2022-03-01 16:46:59,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:59,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:59,892 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:59,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:59,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:59,899 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) [2022-03-01 16:47:02,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:02,085 INFO L93 Difference]: Finished difference Result 5634 states and 14603 transitions. [2022-03-01 16:47:02,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:02,086 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 [2022-03-01 16:47:02,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:02,095 INFO L225 Difference]: With dead ends: 5634 [2022-03-01 16:47:02,095 INFO L226 Difference]: Without dead ends: 5634 [2022-03-01 16:47:02,096 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 [2022-03-01 16:47:02,096 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, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:02,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1045 Valid, 2352 Invalid, 2330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 2105 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:47:02,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5634 states. [2022-03-01 16:47:02,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5634 to 4271. [2022-03-01 16:47:02,161 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) [2022-03-01 16:47:02,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 4271 states and 11529 transitions. [2022-03-01 16:47:02,169 INFO L78 Accepts]: Start accepts. Automaton has 4271 states and 11529 transitions. Word has length 94 [2022-03-01 16:47:02,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:02,169 INFO L470 AbstractCegarLoop]: Abstraction has 4271 states and 11529 transitions. [2022-03-01 16:47:02,169 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) [2022-03-01 16:47:02,169 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 11529 transitions. [2022-03-01 16:47:02,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:02,174 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:02,174 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:02,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-03-01 16:47:02,174 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)] === [2022-03-01 16:47:02,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:02,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1875264942, now seen corresponding path program 45 times [2022-03-01 16:47:02,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:02,174 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457345640] [2022-03-01 16:47:02,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:02,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:02,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:02,843 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:02,844 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457345640] [2022-03-01 16:47:02,844 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457345640] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:02,844 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:02,844 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:02,844 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514650174] [2022-03-01 16:47:02,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:02,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:02,844 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:02,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:02,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:02,844 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) [2022-03-01 16:47:04,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:04,737 INFO L93 Difference]: Finished difference Result 5863 states and 14980 transitions. [2022-03-01 16:47:04,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:47:04,737 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 [2022-03-01 16:47:04,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:04,746 INFO L225 Difference]: With dead ends: 5863 [2022-03-01 16:47:04,746 INFO L226 Difference]: Without dead ends: 5863 [2022-03-01 16:47:04,747 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 [2022-03-01 16:47:04,748 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 [2022-03-01 16:47:04,748 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] [2022-03-01 16:47:04,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5863 states. [2022-03-01 16:47:04,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5863 to 4287. [2022-03-01 16:47:04,813 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) [2022-03-01 16:47:04,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 4287 states and 11576 transitions. [2022-03-01 16:47:04,821 INFO L78 Accepts]: Start accepts. Automaton has 4287 states and 11576 transitions. Word has length 94 [2022-03-01 16:47:04,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:04,821 INFO L470 AbstractCegarLoop]: Abstraction has 4287 states and 11576 transitions. [2022-03-01 16:47:04,821 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) [2022-03-01 16:47:04,821 INFO L276 IsEmpty]: Start isEmpty. Operand 4287 states and 11576 transitions. [2022-03-01 16:47:04,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:04,826 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:04,826 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:04,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-03-01 16:47:04,826 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)] === [2022-03-01 16:47:04,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:04,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1728368652, now seen corresponding path program 46 times [2022-03-01 16:47:04,826 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:04,826 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533435125] [2022-03-01 16:47:04,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:04,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:05,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:05,737 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:05,737 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533435125] [2022-03-01 16:47:05,738 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533435125] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:05,738 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:05,738 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:05,738 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969904110] [2022-03-01 16:47:05,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:05,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:05,738 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:05,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:05,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:05,738 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) [2022-03-01 16:47:07,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:07,527 INFO L93 Difference]: Finished difference Result 5516 states and 14278 transitions. [2022-03-01 16:47:07,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:07,527 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 [2022-03-01 16:47:07,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:07,537 INFO L225 Difference]: With dead ends: 5516 [2022-03-01 16:47:07,537 INFO L226 Difference]: Without dead ends: 5516 [2022-03-01 16:47:07,537 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 [2022-03-01 16:47:07,538 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1422 mSDsluCounter, 1644 mSDsCounter, 0 mSdLazyCounter, 1677 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:07,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1422 Valid, 1947 Invalid, 1967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1677 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:47:07,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5516 states. [2022-03-01 16:47:07,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5516 to 4287. [2022-03-01 16:47:07,599 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) [2022-03-01 16:47:07,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4287 states to 4287 states and 11576 transitions. [2022-03-01 16:47:07,607 INFO L78 Accepts]: Start accepts. Automaton has 4287 states and 11576 transitions. Word has length 94 [2022-03-01 16:47:07,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:07,607 INFO L470 AbstractCegarLoop]: Abstraction has 4287 states and 11576 transitions. [2022-03-01 16:47:07,608 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) [2022-03-01 16:47:07,608 INFO L276 IsEmpty]: Start isEmpty. Operand 4287 states and 11576 transitions. [2022-03-01 16:47:07,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:07,612 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:07,612 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, 1, 1] [2022-03-01 16:47:07,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-03-01 16:47:07,612 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)] === [2022-03-01 16:47:07,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:07,612 INFO L85 PathProgramCache]: Analyzing trace with hash -717414090, now seen corresponding path program 47 times [2022-03-01 16:47:07,613 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:07,613 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469359827] [2022-03-01 16:47:07,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:07,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:08,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:08,481 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:08,481 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469359827] [2022-03-01 16:47:08,481 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469359827] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:08,481 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:08,481 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:08,481 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813612027] [2022-03-01 16:47:08,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:08,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:08,481 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:08,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:08,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:08,482 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) [2022-03-01 16:47:10,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:10,699 INFO L93 Difference]: Finished difference Result 5848 states and 14945 transitions. [2022-03-01 16:47:10,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:47:10,700 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 [2022-03-01 16:47:10,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:10,708 INFO L225 Difference]: With dead ends: 5848 [2022-03-01 16:47:10,709 INFO L226 Difference]: Without dead ends: 5848 [2022-03-01 16:47:10,709 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-01 16:47:10,709 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, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:10,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1576 Valid, 2323 Invalid, 2357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [364 Valid, 1993 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:47:10,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5848 states. [2022-03-01 16:47:10,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5848 to 4303. [2022-03-01 16:47:10,769 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) [2022-03-01 16:47:10,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 4303 states and 11623 transitions. [2022-03-01 16:47:10,777 INFO L78 Accepts]: Start accepts. Automaton has 4303 states and 11623 transitions. Word has length 94 [2022-03-01 16:47:10,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:10,777 INFO L470 AbstractCegarLoop]: Abstraction has 4303 states and 11623 transitions. [2022-03-01 16:47:10,777 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) [2022-03-01 16:47:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 11623 transitions. [2022-03-01 16:47:10,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:10,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:10,781 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:10,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-03-01 16:47:10,781 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)] === [2022-03-01 16:47:10,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:10,782 INFO L85 PathProgramCache]: Analyzing trace with hash -864310380, now seen corresponding path program 48 times [2022-03-01 16:47:10,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:10,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048465888] [2022-03-01 16:47:10,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:10,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:11,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:11,868 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:11,868 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048465888] [2022-03-01 16:47:11,868 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048465888] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:11,868 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:11,868 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:11,868 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203083314] [2022-03-01 16:47:11,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:11,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:11,868 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:11,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:11,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:11,869 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) [2022-03-01 16:47:13,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:13,690 INFO L93 Difference]: Finished difference Result 5683 states and 14728 transitions. [2022-03-01 16:47:13,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:13,690 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 [2022-03-01 16:47:13,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:13,699 INFO L225 Difference]: With dead ends: 5683 [2022-03-01 16:47:13,699 INFO L226 Difference]: Without dead ends: 5683 [2022-03-01 16:47:13,699 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 [2022-03-01 16:47:13,699 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1289 mSDsluCounter, 1703 mSDsCounter, 0 mSdLazyCounter, 1727 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:13,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1289 Valid, 2004 Invalid, 2024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1727 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:47:13,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5683 states. [2022-03-01 16:47:13,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5683 to 4223. [2022-03-01 16:47:13,759 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) [2022-03-01 16:47:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-01 16:47:13,767 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-01 16:47:13,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:13,767 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-01 16:47:13,767 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) [2022-03-01 16:47:13,767 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-01 16:47:13,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:13,771 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:13,771 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:13,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-03-01 16:47:13,772 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)] === [2022-03-01 16:47:13,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:13,772 INFO L85 PathProgramCache]: Analyzing trace with hash 369931472, now seen corresponding path program 49 times [2022-03-01 16:47:13,772 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:13,772 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039219095] [2022-03-01 16:47:13,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:13,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:14,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:14,761 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:14,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039219095] [2022-03-01 16:47:14,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039219095] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:14,761 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:14,761 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:14,761 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155968215] [2022-03-01 16:47:14,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:14,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:14,761 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:14,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:14,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:14,761 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) [2022-03-01 16:47:16,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:16,728 INFO L93 Difference]: Finished difference Result 5158 states and 13248 transitions. [2022-03-01 16:47:16,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:16,728 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 [2022-03-01 16:47:16,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:16,734 INFO L225 Difference]: With dead ends: 5158 [2022-03-01 16:47:16,734 INFO L226 Difference]: Without dead ends: 5158 [2022-03-01 16:47:16,735 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 [2022-03-01 16:47:16,735 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 [2022-03-01 16:47:16,735 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] [2022-03-01 16:47:16,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5158 states. [2022-03-01 16:47:16,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5158 to 4143. [2022-03-01 16:47:16,784 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) [2022-03-01 16:47:16,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-01 16:47:16,792 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-01 16:47:16,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:16,792 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-01 16:47:16,792 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) [2022-03-01 16:47:16,792 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-01 16:47:16,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:16,797 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:16,797 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] [2022-03-01 16:47:16,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-03-01 16:47:16,797 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)] === [2022-03-01 16:47:16,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:16,797 INFO L85 PathProgramCache]: Analyzing trace with hash 750144874, now seen corresponding path program 68 times [2022-03-01 16:47:16,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:16,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563911185] [2022-03-01 16:47:16,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:16,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:17,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:17,450 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:17,450 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563911185] [2022-03-01 16:47:17,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563911185] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:17,450 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:17,450 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:17,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576789939] [2022-03-01 16:47:17,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:17,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:17,463 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:17,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:17,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:17,464 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) [2022-03-01 16:47:19,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:19,201 INFO L93 Difference]: Finished difference Result 5086 states and 13040 transitions. [2022-03-01 16:47:19,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:19,201 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 [2022-03-01 16:47:19,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:19,209 INFO L225 Difference]: With dead ends: 5086 [2022-03-01 16:47:19,210 INFO L226 Difference]: Without dead ends: 5086 [2022-03-01 16:47:19,210 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 [2022-03-01 16:47:19,210 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1304 mSDsluCounter, 1403 mSDsCounter, 0 mSdLazyCounter, 1412 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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 [2022-03-01 16:47:19,210 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] [2022-03-01 16:47:19,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5086 states. [2022-03-01 16:47:19,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5086 to 4207. [2022-03-01 16:47:19,267 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) [2022-03-01 16:47:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-01 16:47:19,275 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-01 16:47:19,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:19,275 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-01 16:47:19,275 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) [2022-03-01 16:47:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-01 16:47:19,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:19,280 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:19,280 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:19,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-03-01 16:47:19,280 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)] === [2022-03-01 16:47:19,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:19,280 INFO L85 PathProgramCache]: Analyzing trace with hash 579679218, now seen corresponding path program 69 times [2022-03-01 16:47:19,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:19,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72107360] [2022-03-01 16:47:19,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:19,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:19,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:19,902 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:19,902 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72107360] [2022-03-01 16:47:19,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72107360] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:19,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:19,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:19,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323456142] [2022-03-01 16:47:19,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:19,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:19,903 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:19,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:19,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:19,903 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) [2022-03-01 16:47:21,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:21,204 INFO L93 Difference]: Finished difference Result 5520 states and 13947 transitions. [2022-03-01 16:47:21,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:21,204 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 [2022-03-01 16:47:21,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:21,213 INFO L225 Difference]: With dead ends: 5520 [2022-03-01 16:47:21,213 INFO L226 Difference]: Without dead ends: 5520 [2022-03-01 16:47:21,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=376, Invalid=746, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:21,214 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1643 mSDsluCounter, 963 mSDsCounter, 0 mSdLazyCounter, 1100 mSolverCounterSat, 368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:21,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1643 Valid, 1308 Invalid, 1468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [368 Valid, 1100 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:47:21,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5520 states. [2022-03-01 16:47:21,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5520 to 4223. [2022-03-01 16:47:21,274 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) [2022-03-01 16:47:21,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-01 16:47:21,282 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-01 16:47:21,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:21,282 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-01 16:47:21,283 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) [2022-03-01 16:47:21,283 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-01 16:47:21,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:21,287 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:21,287 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, 1, 1] [2022-03-01 16:47:21,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-03-01 16:47:21,287 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)] === [2022-03-01 16:47:21,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:21,287 INFO L85 PathProgramCache]: Analyzing trace with hash 444788298, now seen corresponding path program 70 times [2022-03-01 16:47:21,287 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:21,287 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460907444] [2022-03-01 16:47:21,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:21,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:22,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:22,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:22,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460907444] [2022-03-01 16:47:22,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460907444] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:22,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:22,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:22,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073602876] [2022-03-01 16:47:22,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:22,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:22,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:22,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:22,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:22,074 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) [2022-03-01 16:47:23,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:23,778 INFO L93 Difference]: Finished difference Result 5185 states and 13317 transitions. [2022-03-01 16:47:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:23,778 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 [2022-03-01 16:47:23,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:23,786 INFO L225 Difference]: With dead ends: 5185 [2022-03-01 16:47:23,786 INFO L226 Difference]: Without dead ends: 5185 [2022-03-01 16:47:23,786 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 [2022-03-01 16:47:23,786 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1486 mSDsluCounter, 1446 mSDsCounter, 0 mSdLazyCounter, 1461 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-03-01 16:47:23,787 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] [2022-03-01 16:47:23,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5185 states. [2022-03-01 16:47:23,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5185 to 4143. [2022-03-01 16:47:23,837 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) [2022-03-01 16:47:23,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-01 16:47:23,843 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-01 16:47:23,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:23,843 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-01 16:47:23,843 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) [2022-03-01 16:47:23,844 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-01 16:47:23,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:23,847 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:23,847 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] [2022-03-01 16:47:23,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-03-01 16:47:23,847 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)] === [2022-03-01 16:47:23,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:23,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1383385392, now seen corresponding path program 71 times [2022-03-01 16:47:23,848 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:23,848 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535373748] [2022-03-01 16:47:23,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:23,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:24,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:24,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:24,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535373748] [2022-03-01 16:47:24,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535373748] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:24,597 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:24,597 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:24,597 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494912749] [2022-03-01 16:47:24,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:24,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:24,597 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:24,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:24,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:24,598 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) [2022-03-01 16:47:26,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:26,222 INFO L93 Difference]: Finished difference Result 5498 states and 14205 transitions. [2022-03-01 16:47:26,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:26,223 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 [2022-03-01 16:47:26,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:26,231 INFO L225 Difference]: With dead ends: 5498 [2022-03-01 16:47:26,231 INFO L226 Difference]: Without dead ends: 5498 [2022-03-01 16:47:26,232 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 [2022-03-01 16:47:26,232 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1160 mSDsluCounter, 1575 mSDsCounter, 0 mSdLazyCounter, 1578 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:26,232 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1160 Valid, 1859 Invalid, 1857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 1578 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:47:26,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5498 states. [2022-03-01 16:47:26,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5498 to 4223. [2022-03-01 16:47:26,290 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) [2022-03-01 16:47:26,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-01 16:47:26,298 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-01 16:47:26,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:26,298 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-01 16:47:26,298 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) [2022-03-01 16:47:26,298 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-01 16:47:26,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:26,303 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:26,303 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:26,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-03-01 16:47:26,303 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)] === [2022-03-01 16:47:26,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:26,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1212919736, now seen corresponding path program 72 times [2022-03-01 16:47:26,303 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:26,303 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193596450] [2022-03-01 16:47:26,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:26,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:26,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:26,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:26,969 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:26,969 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193596450] [2022-03-01 16:47:26,969 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193596450] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:26,969 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:26,969 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:26,969 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791528436] [2022-03-01 16:47:26,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:26,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:26,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:26,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:26,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:26,973 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) [2022-03-01 16:47:28,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:28,421 INFO L93 Difference]: Finished difference Result 5962 states and 15175 transitions. [2022-03-01 16:47:28,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:47:28,422 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 [2022-03-01 16:47:28,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:28,431 INFO L225 Difference]: With dead ends: 5962 [2022-03-01 16:47:28,431 INFO L226 Difference]: Without dead ends: 5962 [2022-03-01 16:47:28,431 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 [2022-03-01 16:47:28,432 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 [2022-03-01 16:47:28,432 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] [2022-03-01 16:47:28,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5962 states. [2022-03-01 16:47:28,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5962 to 4239. [2022-03-01 16:47:28,490 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) [2022-03-01 16:47:28,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-01 16:47:28,497 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-01 16:47:28,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:28,497 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-01 16:47:28,497 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) [2022-03-01 16:47:28,497 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-01 16:47:28,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:28,501 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:28,501 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] [2022-03-01 16:47:28,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-03-01 16:47:28,501 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)] === [2022-03-01 16:47:28,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:28,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1078028816, now seen corresponding path program 73 times [2022-03-01 16:47:28,502 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:28,502 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907317982] [2022-03-01 16:47:28,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:28,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:29,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:29,331 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:29,331 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907317982] [2022-03-01 16:47:29,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907317982] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:29,332 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:29,332 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:29,332 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696767886] [2022-03-01 16:47:29,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:29,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:29,332 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:29,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:29,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:29,332 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) [2022-03-01 16:47:31,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:31,075 INFO L93 Difference]: Finished difference Result 5597 states and 14482 transitions. [2022-03-01 16:47:31,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:31,075 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 [2022-03-01 16:47:31,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:31,084 INFO L225 Difference]: With dead ends: 5597 [2022-03-01 16:47:31,084 INFO L226 Difference]: Without dead ends: 5597 [2022-03-01 16:47:31,085 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 [2022-03-01 16:47:31,085 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1053 mSDsluCounter, 1737 mSDsCounter, 0 mSdLazyCounter, 1768 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:31,085 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 2024 Invalid, 1994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1768 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:47:31,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2022-03-01 16:47:31,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 4159. [2022-03-01 16:47:31,144 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) [2022-03-01 16:47:31,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4159 states to 4159 states and 11200 transitions. [2022-03-01 16:47:31,151 INFO L78 Accepts]: Start accepts. Automaton has 4159 states and 11200 transitions. Word has length 94 [2022-03-01 16:47:31,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:31,151 INFO L470 AbstractCegarLoop]: Abstraction has 4159 states and 11200 transitions. [2022-03-01 16:47:31,151 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) [2022-03-01 16:47:31,152 INFO L276 IsEmpty]: Start isEmpty. Operand 4159 states and 11200 transitions. [2022-03-01 16:47:31,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:31,155 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:31,155 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, 1, 1] [2022-03-01 16:47:31,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-03-01 16:47:31,156 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)] === [2022-03-01 16:47:31,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:31,156 INFO L85 PathProgramCache]: Analyzing trace with hash -726024504, now seen corresponding path program 74 times [2022-03-01 16:47:31,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:31,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089566635] [2022-03-01 16:47:31,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:31,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:31,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:31,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:31,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089566635] [2022-03-01 16:47:31,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089566635] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:31,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:31,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:31,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686561016] [2022-03-01 16:47:31,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:31,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:31,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:31,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:31,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:31,810 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) [2022-03-01 16:47:33,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:33,445 INFO L93 Difference]: Finished difference Result 5380 states and 13881 transitions. [2022-03-01 16:47:33,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:33,445 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 [2022-03-01 16:47:33,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:33,454 INFO L225 Difference]: With dead ends: 5380 [2022-03-01 16:47:33,454 INFO L226 Difference]: Without dead ends: 5380 [2022-03-01 16:47:33,454 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:33,454 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 [2022-03-01 16:47:33,454 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] [2022-03-01 16:47:33,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5380 states. [2022-03-01 16:47:33,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5380 to 4239. [2022-03-01 16:47:33,513 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) [2022-03-01 16:47:33,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-01 16:47:33,521 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-01 16:47:33,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:33,521 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-01 16:47:33,521 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) [2022-03-01 16:47:33,522 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-01 16:47:33,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:33,526 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:33,526 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:33,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-03-01 16:47:33,526 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)] === [2022-03-01 16:47:33,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:33,526 INFO L85 PathProgramCache]: Analyzing trace with hash -896490160, now seen corresponding path program 75 times [2022-03-01 16:47:33,526 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:33,526 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556492388] [2022-03-01 16:47:33,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:33,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:34,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:34,180 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:34,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556492388] [2022-03-01 16:47:34,180 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556492388] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:34,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:34,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:34,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631738466] [2022-03-01 16:47:34,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:34,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:34,180 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:34,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:34,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:34,181 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) [2022-03-01 16:47:36,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:36,264 INFO L93 Difference]: Finished difference Result 5860 states and 14898 transitions. [2022-03-01 16:47:36,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:47:36,264 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 [2022-03-01 16:47:36,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:36,273 INFO L225 Difference]: With dead ends: 5860 [2022-03-01 16:47:36,273 INFO L226 Difference]: Without dead ends: 5860 [2022-03-01 16:47:36,274 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 [2022-03-01 16:47:36,274 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 [2022-03-01 16:47:36,274 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] [2022-03-01 16:47:36,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5860 states. [2022-03-01 16:47:36,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5860 to 4255. [2022-03-01 16:47:36,336 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) [2022-03-01 16:47:36,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 4255 states and 11482 transitions. [2022-03-01 16:47:36,343 INFO L78 Accepts]: Start accepts. Automaton has 4255 states and 11482 transitions. Word has length 94 [2022-03-01 16:47:36,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:36,343 INFO L470 AbstractCegarLoop]: Abstraction has 4255 states and 11482 transitions. [2022-03-01 16:47:36,343 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) [2022-03-01 16:47:36,344 INFO L276 IsEmpty]: Start isEmpty. Operand 4255 states and 11482 transitions. [2022-03-01 16:47:36,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:36,348 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:36,348 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:36,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-03-01 16:47:36,348 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)] === [2022-03-01 16:47:36,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:36,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1031381080, now seen corresponding path program 76 times [2022-03-01 16:47:36,348 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:36,348 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955339591] [2022-03-01 16:47:36,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:36,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:37,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:37,256 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:37,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955339591] [2022-03-01 16:47:37,256 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955339591] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:37,256 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:37,256 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:37,256 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510019009] [2022-03-01 16:47:37,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:37,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:37,256 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:37,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:37,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:37,257 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) [2022-03-01 16:47:39,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:39,087 INFO L93 Difference]: Finished difference Result 5479 states and 14158 transitions. [2022-03-01 16:47:39,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:39,087 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 [2022-03-01 16:47:39,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:39,096 INFO L225 Difference]: With dead ends: 5479 [2022-03-01 16:47:39,096 INFO L226 Difference]: Without dead ends: 5479 [2022-03-01 16:47:39,096 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 [2022-03-01 16:47:39,097 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1045 mSDsluCounter, 1805 mSDsCounter, 0 mSdLazyCounter, 1818 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:39,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1045 Valid, 2092 Invalid, 2043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 1818 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:47:39,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5479 states. [2022-03-01 16:47:39,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5479 to 4191. [2022-03-01 16:47:39,151 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) [2022-03-01 16:47:39,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-01 16:47:39,159 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-01 16:47:39,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:39,159 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-01 16:47:39,159 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) [2022-03-01 16:47:39,159 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-01 16:47:39,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:39,163 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:39,163 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] [2022-03-01 16:47:39,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-03-01 16:47:39,163 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)] === [2022-03-01 16:47:39,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:39,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1648208090, now seen corresponding path program 77 times [2022-03-01 16:47:39,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:39,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996293252] [2022-03-01 16:47:39,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:39,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:39,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:39,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:39,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:39,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996293252] [2022-03-01 16:47:39,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996293252] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:39,883 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:39,884 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:39,884 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783157540] [2022-03-01 16:47:39,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:39,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:39,884 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:39,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:39,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:39,884 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) [2022-03-01 16:47:41,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:41,334 INFO L93 Difference]: Finished difference Result 5230 states and 13463 transitions. [2022-03-01 16:47:41,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:41,334 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 [2022-03-01 16:47:41,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:41,342 INFO L225 Difference]: With dead ends: 5230 [2022-03-01 16:47:41,342 INFO L226 Difference]: Without dead ends: 5230 [2022-03-01 16:47:41,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:41,343 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 [2022-03-01 16:47:41,343 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] [2022-03-01 16:47:41,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5230 states. [2022-03-01 16:47:41,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5230 to 4223. [2022-03-01 16:47:41,399 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) [2022-03-01 16:47:41,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-01 16:47:41,407 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-01 16:47:41,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:41,407 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-01 16:47:41,407 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) [2022-03-01 16:47:41,407 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-01 16:47:41,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:41,411 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:41,411 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:41,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-03-01 16:47:41,411 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)] === [2022-03-01 16:47:41,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:41,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1818673746, now seen corresponding path program 78 times [2022-03-01 16:47:41,411 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:41,411 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476656608] [2022-03-01 16:47:41,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:41,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:42,138 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:42,138 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476656608] [2022-03-01 16:47:42,138 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476656608] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:42,138 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:42,138 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:42,138 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555333831] [2022-03-01 16:47:42,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:42,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:42,138 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:42,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:42,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:42,139 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) [2022-03-01 16:47:44,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:44,183 INFO L93 Difference]: Finished difference Result 5785 states and 14689 transitions. [2022-03-01 16:47:44,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:47:44,184 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 [2022-03-01 16:47:44,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:44,192 INFO L225 Difference]: With dead ends: 5785 [2022-03-01 16:47:44,192 INFO L226 Difference]: Without dead ends: 5785 [2022-03-01 16:47:44,192 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 [2022-03-01 16:47:44,192 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 [2022-03-01 16:47:44,192 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] [2022-03-01 16:47:44,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2022-03-01 16:47:44,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 4239. [2022-03-01 16:47:44,250 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) [2022-03-01 16:47:44,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-01 16:47:44,257 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-01 16:47:44,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:44,257 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-01 16:47:44,257 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) [2022-03-01 16:47:44,257 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-01 16:47:44,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:44,262 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:44,262 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:44,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-03-01 16:47:44,262 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)] === [2022-03-01 16:47:44,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:44,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1953564666, now seen corresponding path program 79 times [2022-03-01 16:47:44,262 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:44,262 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390796751] [2022-03-01 16:47:44,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:44,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:45,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:45,177 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:45,177 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390796751] [2022-03-01 16:47:45,177 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390796751] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:45,177 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:45,177 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:45,177 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117799594] [2022-03-01 16:47:45,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:45,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:45,177 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:45,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:45,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:45,178 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) [2022-03-01 16:47:47,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:47,163 INFO L93 Difference]: Finished difference Result 5372 states and 13855 transitions. [2022-03-01 16:47:47,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:47,163 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 [2022-03-01 16:47:47,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:47,171 INFO L225 Difference]: With dead ends: 5372 [2022-03-01 16:47:47,171 INFO L226 Difference]: Without dead ends: 5372 [2022-03-01 16:47:47,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:47,172 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 [2022-03-01 16:47:47,172 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] [2022-03-01 16:47:47,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5372 states. [2022-03-01 16:47:47,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5372 to 4207. [2022-03-01 16:47:47,226 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) [2022-03-01 16:47:47,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-01 16:47:47,233 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-01 16:47:47,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:47,233 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-01 16:47:47,234 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) [2022-03-01 16:47:47,234 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-01 16:47:47,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:47,237 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:47,238 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] [2022-03-01 16:47:47,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-03-01 16:47:47,238 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)] === [2022-03-01 16:47:47,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:47,238 INFO L85 PathProgramCache]: Analyzing trace with hash 774093990, now seen corresponding path program 80 times [2022-03-01 16:47:47,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:47,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458188876] [2022-03-01 16:47:47,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:47,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:47,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:47,882 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:47,882 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458188876] [2022-03-01 16:47:47,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458188876] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:47,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:47,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:47,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670757874] [2022-03-01 16:47:47,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:47,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:47,883 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:47,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:47,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:47,883 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) [2022-03-01 16:47:49,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:49,664 INFO L93 Difference]: Finished difference Result 5781 states and 14676 transitions. [2022-03-01 16:47:49,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:47:49,664 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 [2022-03-01 16:47:49,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:49,673 INFO L225 Difference]: With dead ends: 5781 [2022-03-01 16:47:49,673 INFO L226 Difference]: Without dead ends: 5781 [2022-03-01 16:47:49,673 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 [2022-03-01 16:47:49,673 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 [2022-03-01 16:47:49,673 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] [2022-03-01 16:47:49,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5781 states. [2022-03-01 16:47:49,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5781 to 4223. [2022-03-01 16:47:49,730 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) [2022-03-01 16:47:49,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 11388 transitions. [2022-03-01 16:47:49,737 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 11388 transitions. Word has length 94 [2022-03-01 16:47:49,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:49,737 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 11388 transitions. [2022-03-01 16:47:49,737 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) [2022-03-01 16:47:49,737 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 11388 transitions. [2022-03-01 16:47:49,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:49,742 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:49,742 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:49,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-03-01 16:47:49,742 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)] === [2022-03-01 16:47:49,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:49,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1603147516, now seen corresponding path program 81 times [2022-03-01 16:47:49,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:49,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263845037] [2022-03-01 16:47:49,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:49,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:50,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:50,567 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:50,567 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263845037] [2022-03-01 16:47:50,567 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263845037] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:50,567 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:50,568 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:50,568 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108414466] [2022-03-01 16:47:50,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:50,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:50,568 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:50,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:50,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:50,568 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) [2022-03-01 16:47:52,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:52,686 INFO L93 Difference]: Finished difference Result 5781 states and 14676 transitions. [2022-03-01 16:47:52,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:47:52,687 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 [2022-03-01 16:47:52,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:52,695 INFO L225 Difference]: With dead ends: 5781 [2022-03-01 16:47:52,695 INFO L226 Difference]: Without dead ends: 5781 [2022-03-01 16:47:52,695 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 [2022-03-01 16:47:52,695 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1474 mSDsluCounter, 1672 mSDsCounter, 0 mSdLazyCounter, 1724 mSolverCounterSat, 373 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:52,696 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1474 Valid, 2040 Invalid, 2097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [373 Valid, 1724 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:47:52,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5781 states. [2022-03-01 16:47:52,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5781 to 4239. [2022-03-01 16:47:52,752 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) [2022-03-01 16:47:52,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 11435 transitions. [2022-03-01 16:47:52,759 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 11435 transitions. Word has length 94 [2022-03-01 16:47:52,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:52,759 INFO L470 AbstractCegarLoop]: Abstraction has 4239 states and 11435 transitions. [2022-03-01 16:47:52,759 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) [2022-03-01 16:47:52,759 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 11435 transitions. [2022-03-01 16:47:52,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:52,763 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:52,763 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] [2022-03-01 16:47:52,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-03-01 16:47:52,764 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)] === [2022-03-01 16:47:52,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:52,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1468256596, now seen corresponding path program 82 times [2022-03-01 16:47:52,764 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:52,764 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888187333] [2022-03-01 16:47:52,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:52,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:53,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:53,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:53,776 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888187333] [2022-03-01 16:47:53,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888187333] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:53,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:53,776 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:53,776 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447412390] [2022-03-01 16:47:53,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:53,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:53,777 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:53,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:53,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:53,777 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) [2022-03-01 16:47:55,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:55,512 INFO L93 Difference]: Finished difference Result 5446 states and 14046 transitions. [2022-03-01 16:47:55,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:55,512 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 [2022-03-01 16:47:55,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:55,521 INFO L225 Difference]: With dead ends: 5446 [2022-03-01 16:47:55,521 INFO L226 Difference]: Without dead ends: 5446 [2022-03-01 16:47:55,521 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 [2022-03-01 16:47:55,521 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1152 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 1501 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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 [2022-03-01 16:47:55,521 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] [2022-03-01 16:47:55,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5446 states. [2022-03-01 16:47:55,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5446 to 4143. [2022-03-01 16:47:55,578 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) [2022-03-01 16:47:55,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-01 16:47:55,586 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-01 16:47:55,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:55,586 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-01 16:47:55,586 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) [2022-03-01 16:47:55,586 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-01 16:47:55,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:55,590 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:55,590 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:55,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-03-01 16:47:55,590 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)] === [2022-03-01 16:47:55,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:55,590 INFO L85 PathProgramCache]: Analyzing trace with hash 2116544074, now seen corresponding path program 50 times [2022-03-01 16:47:55,590 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:55,590 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480167092] [2022-03-01 16:47:55,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:55,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:55,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:56,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:56,240 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:56,240 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480167092] [2022-03-01 16:47:56,240 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480167092] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:56,240 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:56,240 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:56,240 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837659215] [2022-03-01 16:47:56,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:56,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:56,241 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:56,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:56,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:56,241 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) [2022-03-01 16:47:58,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:58,254 INFO L93 Difference]: Finished difference Result 5668 states and 14380 transitions. [2022-03-01 16:47:58,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:58,254 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 [2022-03-01 16:47:58,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:58,262 INFO L225 Difference]: With dead ends: 5668 [2022-03-01 16:47:58,262 INFO L226 Difference]: Without dead ends: 5668 [2022-03-01 16:47:58,263 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 [2022-03-01 16:47:58,263 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 [2022-03-01 16:47:58,263 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] [2022-03-01 16:47:58,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5668 states. [2022-03-01 16:47:58,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5668 to 4207. [2022-03-01 16:47:58,318 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) [2022-03-01 16:47:58,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-01 16:47:58,325 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-01 16:47:58,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:58,326 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-01 16:47:58,326 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) [2022-03-01 16:47:58,326 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-01 16:47:58,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:47:58,329 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:58,329 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:58,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-03-01 16:47:58,330 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)] === [2022-03-01 16:47:58,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:58,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1969647784, now seen corresponding path program 51 times [2022-03-01 16:47:58,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:58,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306558899] [2022-03-01 16:47:58,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:58,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:59,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:59,301 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:59,301 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306558899] [2022-03-01 16:47:59,301 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306558899] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:59,301 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:59,301 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:59,301 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483203844] [2022-03-01 16:47:59,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:59,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:59,301 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:59,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:59,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:59,302 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) [2022-03-01 16:48:01,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:01,085 INFO L93 Difference]: Finished difference Result 5454 states and 14031 transitions. [2022-03-01 16:48:01,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:01,085 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 [2022-03-01 16:48:01,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:01,094 INFO L225 Difference]: With dead ends: 5454 [2022-03-01 16:48:01,094 INFO L226 Difference]: Without dead ends: 5454 [2022-03-01 16:48:01,106 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 [2022-03-01 16:48:01,106 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 [2022-03-01 16:48:01,106 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] [2022-03-01 16:48:01,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5454 states. [2022-03-01 16:48:01,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5454 to 4111. [2022-03-01 16:48:01,158 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) [2022-03-01 16:48:01,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4111 states to 4111 states and 11059 transitions. [2022-03-01 16:48:01,164 INFO L78 Accepts]: Start accepts. Automaton has 4111 states and 11059 transitions. Word has length 94 [2022-03-01 16:48:01,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:01,164 INFO L470 AbstractCegarLoop]: Abstraction has 4111 states and 11059 transitions. [2022-03-01 16:48:01,164 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) [2022-03-01 16:48:01,164 INFO L276 IsEmpty]: Start isEmpty. Operand 4111 states and 11059 transitions. [2022-03-01 16:48:01,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:01,168 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:01,168 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:01,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-03-01 16:48:01,168 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)] === [2022-03-01 16:48:01,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:01,168 INFO L85 PathProgramCache]: Analyzing trace with hash -525469848, now seen corresponding path program 52 times [2022-03-01 16:48:01,168 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:01,168 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000032973] [2022-03-01 16:48:01,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:01,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:01,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:01,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:01,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000032973] [2022-03-01 16:48:01,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000032973] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:01,932 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:01,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:01,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875523596] [2022-03-01 16:48:01,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:01,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:01,933 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:01,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:01,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:01,933 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) [2022-03-01 16:48:03,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:03,824 INFO L93 Difference]: Finished difference Result 6133 states and 15665 transitions. [2022-03-01 16:48:03,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:48:03,824 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 [2022-03-01 16:48:03,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:03,833 INFO L225 Difference]: With dead ends: 6133 [2022-03-01 16:48:03,833 INFO L226 Difference]: Without dead ends: 6133 [2022-03-01 16:48:03,834 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 [2022-03-01 16:48:03,834 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 [2022-03-01 16:48:03,834 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] [2022-03-01 16:48:03,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6133 states. [2022-03-01 16:48:03,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6133 to 4207. [2022-03-01 16:48:03,886 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) [2022-03-01 16:48:03,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 4207 states and 11341 transitions. [2022-03-01 16:48:03,893 INFO L78 Accepts]: Start accepts. Automaton has 4207 states and 11341 transitions. Word has length 94 [2022-03-01 16:48:03,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:03,893 INFO L470 AbstractCegarLoop]: Abstraction has 4207 states and 11341 transitions. [2022-03-01 16:48:03,893 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) [2022-03-01 16:48:03,893 INFO L276 IsEmpty]: Start isEmpty. Operand 4207 states and 11341 transitions. [2022-03-01 16:48:03,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:03,897 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:03,897 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:03,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-03-01 16:48:03,897 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)] === [2022-03-01 16:48:03,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:03,897 INFO L85 PathProgramCache]: Analyzing trace with hash -672366138, now seen corresponding path program 53 times [2022-03-01 16:48:03,897 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:03,897 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251818642] [2022-03-01 16:48:03,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:03,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:04,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:04,935 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:04,935 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251818642] [2022-03-01 16:48:04,935 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251818642] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:04,935 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:04,935 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:04,935 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827323571] [2022-03-01 16:48:04,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:04,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:04,936 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:04,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:04,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:04,936 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) [2022-03-01 16:48:06,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:06,569 INFO L93 Difference]: Finished difference Result 5754 states and 14869 transitions. [2022-03-01 16:48:06,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:06,569 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 [2022-03-01 16:48:06,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:06,578 INFO L225 Difference]: With dead ends: 5754 [2022-03-01 16:48:06,578 INFO L226 Difference]: Without dead ends: 5754 [2022-03-01 16:48:06,578 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 [2022-03-01 16:48:06,579 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1178 mSDsluCounter, 1570 mSDsCounter, 0 mSdLazyCounter, 1698 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:06,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1178 Valid, 1868 Invalid, 1988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1698 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:48:06,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5754 states. [2022-03-01 16:48:06,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5754 to 4143. [2022-03-01 16:48:06,638 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) [2022-03-01 16:48:06,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 11153 transitions. [2022-03-01 16:48:06,645 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 11153 transitions. Word has length 94 [2022-03-01 16:48:06,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:06,645 INFO L470 AbstractCegarLoop]: Abstraction has 4143 states and 11153 transitions. [2022-03-01 16:48:06,645 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) [2022-03-01 16:48:06,645 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 11153 transitions. [2022-03-01 16:48:06,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:06,649 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:06,649 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:06,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-03-01 16:48:06,649 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)] === [2022-03-01 16:48:06,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:06,649 INFO L85 PathProgramCache]: Analyzing trace with hash -2122370938, now seen corresponding path program 54 times [2022-03-01 16:48:06,649 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:06,649 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997044406] [2022-03-01 16:48:06,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:06,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:07,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:07,281 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:07,281 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997044406] [2022-03-01 16:48:07,281 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997044406] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:07,281 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:07,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:07,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444282146] [2022-03-01 16:48:07,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:07,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:07,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:07,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:07,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:07,282 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) [2022-03-01 16:48:09,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:09,206 INFO L93 Difference]: Finished difference Result 6015 states and 15340 transitions. [2022-03-01 16:48:09,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:48:09,206 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 [2022-03-01 16:48:09,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:09,215 INFO L225 Difference]: With dead ends: 6015 [2022-03-01 16:48:09,215 INFO L226 Difference]: Without dead ends: 6015 [2022-03-01 16:48:09,215 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 [2022-03-01 16:48:09,215 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 [2022-03-01 16:48:09,215 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] [2022-03-01 16:48:09,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6015 states. [2022-03-01 16:48:09,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6015 to 4191. [2022-03-01 16:48:09,267 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) [2022-03-01 16:48:09,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-01 16:48:09,274 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-01 16:48:09,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:09,274 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-01 16:48:09,274 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) [2022-03-01 16:48:09,274 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-01 16:48:09,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:09,277 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:09,277 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] [2022-03-01 16:48:09,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2022-03-01 16:48:09,278 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)] === [2022-03-01 16:48:09,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:09,278 INFO L85 PathProgramCache]: Analyzing trace with hash 2025700068, now seen corresponding path program 55 times [2022-03-01 16:48:09,278 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:09,278 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285309343] [2022-03-01 16:48:09,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:09,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:10,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:10,219 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:10,219 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285309343] [2022-03-01 16:48:10,219 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285309343] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:10,219 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:10,219 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:10,219 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389989802] [2022-03-01 16:48:10,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:10,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:10,220 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:10,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:10,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:10,220 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) [2022-03-01 16:48:12,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:12,323 INFO L93 Difference]: Finished difference Result 5636 states and 14544 transitions. [2022-03-01 16:48:12,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:12,323 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 [2022-03-01 16:48:12,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:12,331 INFO L225 Difference]: With dead ends: 5636 [2022-03-01 16:48:12,332 INFO L226 Difference]: Without dead ends: 5636 [2022-03-01 16:48:12,332 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:12,332 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1327 mSDsluCounter, 2082 mSDsCounter, 0 mSdLazyCounter, 2182 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:12,332 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1327 Valid, 2369 Invalid, 2420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 2182 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:48:12,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5636 states. [2022-03-01 16:48:12,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5636 to 4159. [2022-03-01 16:48:12,386 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) [2022-03-01 16:48:12,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4159 states to 4159 states and 11200 transitions. [2022-03-01 16:48:12,393 INFO L78 Accepts]: Start accepts. Automaton has 4159 states and 11200 transitions. Word has length 94 [2022-03-01 16:48:12,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:12,393 INFO L470 AbstractCegarLoop]: Abstraction has 4159 states and 11200 transitions. [2022-03-01 16:48:12,393 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) [2022-03-01 16:48:12,393 INFO L276 IsEmpty]: Start isEmpty. Operand 4159 states and 11200 transitions. [2022-03-01 16:48:12,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:12,396 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:12,397 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:12,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2022-03-01 16:48:12,397 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)] === [2022-03-01 16:48:12,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:12,397 INFO L85 PathProgramCache]: Analyzing trace with hash -420082674, now seen corresponding path program 56 times [2022-03-01 16:48:12,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:12,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261884209] [2022-03-01 16:48:12,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:12,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:12,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:13,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:13,145 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:13,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261884209] [2022-03-01 16:48:13,145 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261884209] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:13,145 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:13,145 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:13,145 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570857021] [2022-03-01 16:48:13,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:13,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:13,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:13,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:13,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:13,145 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) [2022-03-01 16:48:15,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:15,208 INFO L93 Difference]: Finished difference Result 5984 states and 15258 transitions. [2022-03-01 16:48:15,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:48:15,208 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 [2022-03-01 16:48:15,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:15,217 INFO L225 Difference]: With dead ends: 5984 [2022-03-01 16:48:15,217 INFO L226 Difference]: Without dead ends: 5984 [2022-03-01 16:48:15,217 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 [2022-03-01 16:48:15,218 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 [2022-03-01 16:48:15,218 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] [2022-03-01 16:48:15,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5984 states. [2022-03-01 16:48:15,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5984 to 4191. [2022-03-01 16:48:15,267 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) [2022-03-01 16:48:15,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 4191 states and 11294 transitions. [2022-03-01 16:48:15,274 INFO L78 Accepts]: Start accepts. Automaton has 4191 states and 11294 transitions. Word has length 94 [2022-03-01 16:48:15,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:15,274 INFO L470 AbstractCegarLoop]: Abstraction has 4191 states and 11294 transitions. [2022-03-01 16:48:15,274 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) [2022-03-01 16:48:15,274 INFO L276 IsEmpty]: Start isEmpty. Operand 4191 states and 11294 transitions. [2022-03-01 16:48:15,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:15,277 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:15,277 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] [2022-03-01 16:48:15,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2022-03-01 16:48:15,277 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)] === [2022-03-01 16:48:15,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:15,278 INFO L85 PathProgramCache]: Analyzing trace with hash -566978964, now seen corresponding path program 57 times [2022-03-01 16:48:15,278 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:15,278 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778546860] [2022-03-01 16:48:15,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:15,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:16,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:16,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:16,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778546860] [2022-03-01 16:48:16,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778546860] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:16,321 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:16,321 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:16,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243812708] [2022-03-01 16:48:16,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:16,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:16,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:16,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:16,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:16,321 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) [2022-03-01 16:48:18,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:18,293 INFO L93 Difference]: Finished difference Result 5715 states and 14760 transitions. [2022-03-01 16:48:18,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:18,293 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 [2022-03-01 16:48:18,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:18,301 INFO L225 Difference]: With dead ends: 5715 [2022-03-01 16:48:18,301 INFO L226 Difference]: Without dead ends: 5715 [2022-03-01 16:48:18,301 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 [2022-03-01 16:48:18,301 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 [2022-03-01 16:48:18,302 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] [2022-03-01 16:48:18,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5715 states. [2022-03-01 16:48:18,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5715 to 4095. [2022-03-01 16:48:18,355 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) [2022-03-01 16:48:18,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 4095 states and 11012 transitions. [2022-03-01 16:48:18,361 INFO L78 Accepts]: Start accepts. Automaton has 4095 states and 11012 transitions. Word has length 94 [2022-03-01 16:48:18,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:18,361 INFO L470 AbstractCegarLoop]: Abstraction has 4095 states and 11012 transitions. [2022-03-01 16:48:18,361 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) [2022-03-01 16:48:18,361 INFO L276 IsEmpty]: Start isEmpty. Operand 4095 states and 11012 transitions. [2022-03-01 16:48:18,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:18,365 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:18,365 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:18,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2022-03-01 16:48:18,365 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)] === [2022-03-01 16:48:18,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:18,365 INFO L85 PathProgramCache]: Analyzing trace with hash -2116316366, now seen corresponding path program 58 times [2022-03-01 16:48:18,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:18,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014080734] [2022-03-01 16:48:18,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:18,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:19,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:19,041 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:19,041 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014080734] [2022-03-01 16:48:19,041 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014080734] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:19,041 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:19,041 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:19,041 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862964814] [2022-03-01 16:48:19,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:19,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:19,042 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:19,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:19,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:19,042 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) [2022-03-01 16:48:20,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:20,643 INFO L93 Difference]: Finished difference Result 5512 states and 13965 transitions. [2022-03-01 16:48:20,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:20,643 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 [2022-03-01 16:48:20,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:20,651 INFO L225 Difference]: With dead ends: 5512 [2022-03-01 16:48:20,651 INFO L226 Difference]: Without dead ends: 5512 [2022-03-01 16:48:20,652 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 [2022-03-01 16:48:20,652 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 [2022-03-01 16:48:20,652 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] [2022-03-01 16:48:20,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5512 states. [2022-03-01 16:48:20,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5512 to 4127. [2022-03-01 16:48:20,754 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) [2022-03-01 16:48:20,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 11106 transitions. [2022-03-01 16:48:20,760 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 11106 transitions. Word has length 94 [2022-03-01 16:48:20,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:20,760 INFO L470 AbstractCegarLoop]: Abstraction has 4127 states and 11106 transitions. [2022-03-01 16:48:20,760 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) [2022-03-01 16:48:20,760 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 11106 transitions. [2022-03-01 16:48:20,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:20,764 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:20,764 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:20,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable323 [2022-03-01 16:48:20,764 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)] === [2022-03-01 16:48:20,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:20,766 INFO L85 PathProgramCache]: Analyzing trace with hash 2031754640, now seen corresponding path program 59 times [2022-03-01 16:48:20,766 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:20,766 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512068037] [2022-03-01 16:48:20,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:20,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:21,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:21,655 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:21,655 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512068037] [2022-03-01 16:48:21,655 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512068037] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:21,655 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:21,655 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:21,655 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608315640] [2022-03-01 16:48:21,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:21,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:21,655 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:21,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:21,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:21,656 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) [2022-03-01 16:48:23,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:23,585 INFO L93 Difference]: Finished difference Result 5298 states and 13616 transitions. [2022-03-01 16:48:23,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:23,585 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 [2022-03-01 16:48:23,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:23,593 INFO L225 Difference]: With dead ends: 5298 [2022-03-01 16:48:23,593 INFO L226 Difference]: Without dead ends: 5298 [2022-03-01 16:48:23,593 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 [2022-03-01 16:48:23,593 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 [2022-03-01 16:48:23,593 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] [2022-03-01 16:48:23,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5298 states. [2022-03-01 16:48:23,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5298 to 4031. [2022-03-01 16:48:23,638 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) [2022-03-01 16:48:23,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4031 states to 4031 states and 10824 transitions. [2022-03-01 16:48:23,644 INFO L78 Accepts]: Start accepts. Automaton has 4031 states and 10824 transitions. Word has length 94 [2022-03-01 16:48:23,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:23,644 INFO L470 AbstractCegarLoop]: Abstraction has 4031 states and 10824 transitions. [2022-03-01 16:48:23,644 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) [2022-03-01 16:48:23,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4031 states and 10824 transitions. [2022-03-01 16:48:23,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:23,647 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:23,647 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] [2022-03-01 16:48:23,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324 [2022-03-01 16:48:23,647 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)] === [2022-03-01 16:48:23,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:23,648 INFO L85 PathProgramCache]: Analyzing trace with hash 581749840, now seen corresponding path program 60 times [2022-03-01 16:48:23,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:23,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440224589] [2022-03-01 16:48:23,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:23,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:24,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:24,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:24,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440224589] [2022-03-01 16:48:24,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440224589] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:24,300 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:24,300 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:24,300 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697661840] [2022-03-01 16:48:24,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:24,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:24,300 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:24,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:24,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:24,300 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) [2022-03-01 16:48:26,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:26,192 INFO L93 Difference]: Finished difference Result 5827 states and 14831 transitions. [2022-03-01 16:48:26,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:48:26,192 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 [2022-03-01 16:48:26,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:26,199 INFO L225 Difference]: With dead ends: 5827 [2022-03-01 16:48:26,199 INFO L226 Difference]: Without dead ends: 5827 [2022-03-01 16:48:26,199 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 [2022-03-01 16:48:26,200 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 [2022-03-01 16:48:26,200 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] [2022-03-01 16:48:26,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5827 states. [2022-03-01 16:48:26,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5827 to 4079. [2022-03-01 16:48:26,253 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) [2022-03-01 16:48:26,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-01 16:48:26,261 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-01 16:48:26,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:26,261 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-01 16:48:26,261 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) [2022-03-01 16:48:26,261 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-01 16:48:26,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:26,265 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:26,265 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:26,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable325 [2022-03-01 16:48:26,265 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)] === [2022-03-01 16:48:26,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:26,266 INFO L85 PathProgramCache]: Analyzing trace with hash 434853550, now seen corresponding path program 61 times [2022-03-01 16:48:26,266 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:26,266 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433722119] [2022-03-01 16:48:26,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:26,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:26,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:26,995 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:26,995 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433722119] [2022-03-01 16:48:26,995 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433722119] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:26,995 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:26,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:26,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956183268] [2022-03-01 16:48:26,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:26,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:26,995 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:26,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:26,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:26,996 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) [2022-03-01 16:48:28,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:28,411 INFO L93 Difference]: Finished difference Result 5448 states and 14035 transitions. [2022-03-01 16:48:28,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:28,411 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 [2022-03-01 16:48:28,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:28,420 INFO L225 Difference]: With dead ends: 5448 [2022-03-01 16:48:28,420 INFO L226 Difference]: Without dead ends: 5448 [2022-03-01 16:48:28,420 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:28,420 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1147 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 1756 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:28,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1147 Valid, 1953 Invalid, 2045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1756 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:48:28,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5448 states. [2022-03-01 16:48:28,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5448 to 4047. [2022-03-01 16:48:28,479 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) [2022-03-01 16:48:28,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4047 states to 4047 states and 10871 transitions. [2022-03-01 16:48:28,486 INFO L78 Accepts]: Start accepts. Automaton has 4047 states and 10871 transitions. Word has length 94 [2022-03-01 16:48:28,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:28,486 INFO L470 AbstractCegarLoop]: Abstraction has 4047 states and 10871 transitions. [2022-03-01 16:48:28,486 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) [2022-03-01 16:48:28,486 INFO L276 IsEmpty]: Start isEmpty. Operand 4047 states and 10871 transitions. [2022-03-01 16:48:28,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:28,490 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:28,490 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:28,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable326 [2022-03-01 16:48:28,490 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)] === [2022-03-01 16:48:28,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:28,491 INFO L85 PathProgramCache]: Analyzing trace with hash -2010929192, now seen corresponding path program 62 times [2022-03-01 16:48:28,491 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:28,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700841058] [2022-03-01 16:48:28,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:28,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:29,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:29,306 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:29,306 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700841058] [2022-03-01 16:48:29,306 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700841058] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:29,306 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:29,306 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:29,306 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76012291] [2022-03-01 16:48:29,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:29,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:29,306 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:29,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:29,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:29,306 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) [2022-03-01 16:48:31,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:31,224 INFO L93 Difference]: Finished difference Result 5796 states and 14749 transitions. [2022-03-01 16:48:31,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:48:31,224 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 [2022-03-01 16:48:31,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:31,232 INFO L225 Difference]: With dead ends: 5796 [2022-03-01 16:48:31,232 INFO L226 Difference]: Without dead ends: 5796 [2022-03-01 16:48:31,232 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 [2022-03-01 16:48:31,232 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1265 mSDsluCounter, 1630 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:31,232 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1265 Valid, 1975 Invalid, 2129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:48:31,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5796 states. [2022-03-01 16:48:31,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5796 to 4079. [2022-03-01 16:48:31,283 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) [2022-03-01 16:48:31,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 10965 transitions. [2022-03-01 16:48:31,289 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 10965 transitions. Word has length 94 [2022-03-01 16:48:31,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:31,290 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 10965 transitions. [2022-03-01 16:48:31,290 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) [2022-03-01 16:48:31,290 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 10965 transitions. [2022-03-01 16:48:31,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:31,293 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:31,293 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] [2022-03-01 16:48:31,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable327 [2022-03-01 16:48:31,294 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)] === [2022-03-01 16:48:31,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:31,294 INFO L85 PathProgramCache]: Analyzing trace with hash 2137141814, now seen corresponding path program 63 times [2022-03-01 16:48:31,294 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:31,294 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745215033] [2022-03-01 16:48:31,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:31,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:32,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:32,293 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:32,293 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745215033] [2022-03-01 16:48:32,293 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745215033] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:32,294 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:32,294 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:32,294 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883901521] [2022-03-01 16:48:32,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:32,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:32,294 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:32,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:32,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:32,294 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) [2022-03-01 16:48:34,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:34,255 INFO L93 Difference]: Finished difference Result 5527 states and 14251 transitions. [2022-03-01 16:48:34,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:34,255 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 [2022-03-01 16:48:34,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:34,263 INFO L225 Difference]: With dead ends: 5527 [2022-03-01 16:48:34,263 INFO L226 Difference]: Without dead ends: 5527 [2022-03-01 16:48:34,263 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 [2022-03-01 16:48:34,263 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 [2022-03-01 16:48:34,264 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] [2022-03-01 16:48:34,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5527 states. [2022-03-01 16:48:34,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5527 to 3999. [2022-03-01 16:48:34,311 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) [2022-03-01 16:48:34,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 10730 transitions. [2022-03-01 16:48:34,317 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 10730 transitions. Word has length 94 [2022-03-01 16:48:34,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:34,317 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 10730 transitions. [2022-03-01 16:48:34,317 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) [2022-03-01 16:48:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 10730 transitions. [2022-03-01 16:48:34,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:34,320 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:34,320 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:34,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable328 [2022-03-01 16:48:34,320 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)] === [2022-03-01 16:48:34,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:34,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1371989006, now seen corresponding path program 64 times [2022-03-01 16:48:34,321 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:34,321 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923440698] [2022-03-01 16:48:34,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:34,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:35,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:35,024 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:35,024 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923440698] [2022-03-01 16:48:35,025 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923440698] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:35,025 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:35,025 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:35,025 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890219699] [2022-03-01 16:48:35,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:35,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:35,025 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:35,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:35,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:35,025 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) [2022-03-01 16:48:36,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:36,537 INFO L93 Difference]: Finished difference Result 5362 states and 13546 transitions. [2022-03-01 16:48:36,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:36,537 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 [2022-03-01 16:48:36,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:36,545 INFO L225 Difference]: With dead ends: 5362 [2022-03-01 16:48:36,545 INFO L226 Difference]: Without dead ends: 5362 [2022-03-01 16:48:36,545 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 [2022-03-01 16:48:36,545 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:36,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1653 Valid, 1548 Invalid, 1814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [413 Valid, 1401 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:48:36,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5362 states. [2022-03-01 16:48:36,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5362 to 4015. [2022-03-01 16:48:36,596 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) [2022-03-01 16:48:36,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 10777 transitions. [2022-03-01 16:48:36,602 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 10777 transitions. Word has length 94 [2022-03-01 16:48:36,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:36,603 INFO L470 AbstractCegarLoop]: Abstraction has 4015 states and 10777 transitions. [2022-03-01 16:48:36,603 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) [2022-03-01 16:48:36,603 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 10777 transitions. [2022-03-01 16:48:36,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:36,606 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:36,606 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] [2022-03-01 16:48:36,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable329 [2022-03-01 16:48:36,606 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)] === [2022-03-01 16:48:36,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:36,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1518885296, now seen corresponding path program 65 times [2022-03-01 16:48:36,607 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:36,607 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739709478] [2022-03-01 16:48:36,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:36,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:37,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:37,400 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:37,400 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739709478] [2022-03-01 16:48:37,400 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739709478] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:37,400 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:37,400 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:37,400 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952850402] [2022-03-01 16:48:37,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:37,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:37,400 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:37,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:37,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:37,401 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) [2022-03-01 16:48:39,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:39,008 INFO L93 Difference]: Finished difference Result 5148 states and 13197 transitions. [2022-03-01 16:48:39,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:39,008 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 [2022-03-01 16:48:39,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:39,015 INFO L225 Difference]: With dead ends: 5148 [2022-03-01 16:48:39,015 INFO L226 Difference]: Without dead ends: 5148 [2022-03-01 16:48:39,016 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 [2022-03-01 16:48:39,016 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1347 mSDsluCounter, 1384 mSDsCounter, 0 mSdLazyCounter, 1529 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-03-01 16:48:39,016 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] [2022-03-01 16:48:39,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5148 states. [2022-03-01 16:48:39,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5148 to 3967. [2022-03-01 16:48:39,059 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) [2022-03-01 16:48:39,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 3967 states and 10636 transitions. [2022-03-01 16:48:39,065 INFO L78 Accepts]: Start accepts. Automaton has 3967 states and 10636 transitions. Word has length 94 [2022-03-01 16:48:39,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:39,065 INFO L470 AbstractCegarLoop]: Abstraction has 3967 states and 10636 transitions. [2022-03-01 16:48:39,065 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) [2022-03-01 16:48:39,065 INFO L276 IsEmpty]: Start isEmpty. Operand 3967 states and 10636 transitions. [2022-03-01 16:48:39,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:39,068 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:39,069 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, 1, 1] [2022-03-01 16:48:39,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable330 [2022-03-01 16:48:39,069 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)] === [2022-03-01 16:48:39,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:39,069 INFO L85 PathProgramCache]: Analyzing trace with hash 330299258, now seen corresponding path program 66 times [2022-03-01 16:48:39,069 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:39,069 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462562923] [2022-03-01 16:48:39,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:39,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:39,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:39,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:39,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462562923] [2022-03-01 16:48:39,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462562923] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:39,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:39,904 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:39,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227279982] [2022-03-01 16:48:39,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:39,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:39,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:39,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:39,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:39,905 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) [2022-03-01 16:48:41,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:41,966 INFO L93 Difference]: Finished difference Result 5630 states and 14283 transitions. [2022-03-01 16:48:41,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:48:41,967 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 [2022-03-01 16:48:41,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:41,975 INFO L225 Difference]: With dead ends: 5630 [2022-03-01 16:48:41,975 INFO L226 Difference]: Without dead ends: 5630 [2022-03-01 16:48:41,975 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 [2022-03-01 16:48:41,975 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1468 mSDsluCounter, 1923 mSDsCounter, 0 mSdLazyCounter, 2111 mSolverCounterSat, 314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:41,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1468 Valid, 2249 Invalid, 2425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [314 Valid, 2111 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:48:41,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5630 states. [2022-03-01 16:48:42,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5630 to 3999. [2022-03-01 16:48:42,025 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) [2022-03-01 16:48:42,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 10730 transitions. [2022-03-01 16:48:42,031 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 10730 transitions. Word has length 94 [2022-03-01 16:48:42,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:42,031 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 10730 transitions. [2022-03-01 16:48:42,031 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) [2022-03-01 16:48:42,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 10730 transitions. [2022-03-01 16:48:42,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:42,035 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:42,035 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:42,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable331 [2022-03-01 16:48:42,035 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)] === [2022-03-01 16:48:42,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:42,035 INFO L85 PathProgramCache]: Analyzing trace with hash 183402968, now seen corresponding path program 67 times [2022-03-01 16:48:42,035 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:42,035 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487640007] [2022-03-01 16:48:42,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:42,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:43,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:43,005 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:43,005 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487640007] [2022-03-01 16:48:43,005 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487640007] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:43,005 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:43,005 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:43,005 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153043015] [2022-03-01 16:48:43,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:43,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:43,006 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:43,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:43,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:43,006 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) [2022-03-01 16:48:44,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:44,729 INFO L93 Difference]: Finished difference Result 5361 states and 13785 transitions. [2022-03-01 16:48:44,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:44,730 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 [2022-03-01 16:48:44,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:44,737 INFO L225 Difference]: With dead ends: 5361 [2022-03-01 16:48:44,737 INFO L226 Difference]: Without dead ends: 5361 [2022-03-01 16:48:44,737 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 [2022-03-01 16:48:44,738 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1356 mSDsluCounter, 1684 mSDsCounter, 0 mSdLazyCounter, 1773 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:44,738 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1356 Valid, 1980 Invalid, 2041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1773 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:48:44,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5361 states. [2022-03-01 16:48:44,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5361 to 3951. [2022-03-01 16:48:44,790 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) [2022-03-01 16:48:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3951 states and 10589 transitions. [2022-03-01 16:48:44,795 INFO L78 Accepts]: Start accepts. Automaton has 3951 states and 10589 transitions. Word has length 94 [2022-03-01 16:48:44,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:44,796 INFO L470 AbstractCegarLoop]: Abstraction has 3951 states and 10589 transitions. [2022-03-01 16:48:44,796 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) [2022-03-01 16:48:44,796 INFO L276 IsEmpty]: Start isEmpty. Operand 3951 states and 10589 transitions. [2022-03-01 16:48:44,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:44,799 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:44,799 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, 1, 1] [2022-03-01 16:48:44,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable332 [2022-03-01 16:48:44,799 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)] === [2022-03-01 16:48:44,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:44,800 INFO L85 PathProgramCache]: Analyzing trace with hash 392942794, now seen corresponding path program 68 times [2022-03-01 16:48:44,800 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:44,800 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605974945] [2022-03-01 16:48:44,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:44,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:44,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:45,674 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:45,674 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605974945] [2022-03-01 16:48:45,674 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605974945] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:45,674 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:45,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:45,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717338436] [2022-03-01 16:48:45,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:45,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:45,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:45,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:45,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:45,675 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) [2022-03-01 16:48:47,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:47,434 INFO L93 Difference]: Finished difference Result 5397 states and 13629 transitions. [2022-03-01 16:48:47,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:47,435 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 [2022-03-01 16:48:47,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:47,442 INFO L225 Difference]: With dead ends: 5397 [2022-03-01 16:48:47,442 INFO L226 Difference]: Without dead ends: 5397 [2022-03-01 16:48:47,442 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 [2022-03-01 16:48:47,442 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 [2022-03-01 16:48:47,442 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] [2022-03-01 16:48:47,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5397 states. [2022-03-01 16:48:47,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5397 to 3861. [2022-03-01 16:48:47,486 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) [2022-03-01 16:48:47,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 3861 states and 10337 transitions. [2022-03-01 16:48:47,492 INFO L78 Accepts]: Start accepts. Automaton has 3861 states and 10337 transitions. Word has length 94 [2022-03-01 16:48:47,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:47,492 INFO L470 AbstractCegarLoop]: Abstraction has 3861 states and 10337 transitions. [2022-03-01 16:48:47,492 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) [2022-03-01 16:48:47,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3861 states and 10337 transitions. [2022-03-01 16:48:47,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:47,494 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:47,495 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:47,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable333 [2022-03-01 16:48:47,495 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)] === [2022-03-01 16:48:47,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:47,495 INFO L85 PathProgramCache]: Analyzing trace with hash 246046504, now seen corresponding path program 69 times [2022-03-01 16:48:47,495 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:47,495 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754425544] [2022-03-01 16:48:47,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:47,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:48,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:48,668 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:48,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754425544] [2022-03-01 16:48:48,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754425544] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:48,668 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:48,668 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:48,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667707071] [2022-03-01 16:48:48,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:48,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:48,668 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:48,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:48,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:48,668 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) [2022-03-01 16:48:50,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:50,304 INFO L93 Difference]: Finished difference Result 5183 states and 13280 transitions. [2022-03-01 16:48:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:50,304 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 [2022-03-01 16:48:50,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:50,313 INFO L225 Difference]: With dead ends: 5183 [2022-03-01 16:48:50,313 INFO L226 Difference]: Without dead ends: 5183 [2022-03-01 16:48:50,313 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 [2022-03-01 16:48:50,313 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 [2022-03-01 16:48:50,313 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] [2022-03-01 16:48:50,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5183 states. [2022-03-01 16:48:50,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5183 to 3685. [2022-03-01 16:48:50,417 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) [2022-03-01 16:48:50,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3685 states and 9829 transitions. [2022-03-01 16:48:50,422 INFO L78 Accepts]: Start accepts. Automaton has 3685 states and 9829 transitions. Word has length 94 [2022-03-01 16:48:50,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:50,422 INFO L470 AbstractCegarLoop]: Abstraction has 3685 states and 9829 transitions. [2022-03-01 16:48:50,422 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) [2022-03-01 16:48:50,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 9829 transitions. [2022-03-01 16:48:50,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:50,424 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:50,425 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:50,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable334 [2022-03-01 16:48:50,425 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)] === [2022-03-01 16:48:50,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:50,426 INFO L85 PathProgramCache]: Analyzing trace with hash -1882889726, now seen corresponding path program 83 times [2022-03-01 16:48:50,427 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:50,427 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333066908] [2022-03-01 16:48:50,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:50,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:51,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:51,079 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:51,079 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333066908] [2022-03-01 16:48:51,079 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333066908] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:51,079 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:51,079 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:51,079 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016034071] [2022-03-01 16:48:51,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:51,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:51,079 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:51,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:51,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:51,079 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) [2022-03-01 16:48:52,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:52,615 INFO L93 Difference]: Finished difference Result 4760 states and 12051 transitions. [2022-03-01 16:48:52,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:48:52,616 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 [2022-03-01 16:48:52,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:52,622 INFO L225 Difference]: With dead ends: 4760 [2022-03-01 16:48:52,622 INFO L226 Difference]: Without dead ends: 4760 [2022-03-01 16:48:52,622 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 [2022-03-01 16:48:52,622 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:52,622 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1217 Valid, 1657 Invalid, 1711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [319 Valid, 1392 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:48:52,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4760 states. [2022-03-01 16:48:52,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4760 to 3707. [2022-03-01 16:48:52,662 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) [2022-03-01 16:48:52,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 9893 transitions. [2022-03-01 16:48:52,666 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 9893 transitions. Word has length 94 [2022-03-01 16:48:52,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:52,667 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 9893 transitions. [2022-03-01 16:48:52,667 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) [2022-03-01 16:48:52,667 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 9893 transitions. [2022-03-01 16:48:52,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:52,669 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:52,669 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:52,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable335 [2022-03-01 16:48:52,669 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)] === [2022-03-01 16:48:52,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:52,670 INFO L85 PathProgramCache]: Analyzing trace with hash -2053355382, now seen corresponding path program 84 times [2022-03-01 16:48:52,670 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:52,670 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5684314] [2022-03-01 16:48:52,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:52,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:53,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:53,305 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:53,305 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5684314] [2022-03-01 16:48:53,306 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5684314] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:53,306 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:53,306 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:53,306 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112300713] [2022-03-01 16:48:53,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:53,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:53,306 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:53,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:53,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:53,306 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) [2022-03-01 16:48:54,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:54,948 INFO L93 Difference]: Finished difference Result 5194 states and 12958 transitions. [2022-03-01 16:48:54,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:54,948 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 [2022-03-01 16:48:54,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:54,955 INFO L225 Difference]: With dead ends: 5194 [2022-03-01 16:48:54,955 INFO L226 Difference]: Without dead ends: 5194 [2022-03-01 16:48:54,955 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 [2022-03-01 16:48:54,956 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1237 mSDsluCounter, 1356 mSDsCounter, 0 mSdLazyCounter, 1492 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:54,956 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1237 Valid, 1683 Invalid, 1809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 1492 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:48:54,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5194 states. [2022-03-01 16:48:54,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5194 to 3718. [2022-03-01 16:48:54,998 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) [2022-03-01 16:48:55,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 9925 transitions. [2022-03-01 16:48:55,003 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 9925 transitions. Word has length 94 [2022-03-01 16:48:55,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:55,004 INFO L470 AbstractCegarLoop]: Abstraction has 3718 states and 9925 transitions. [2022-03-01 16:48:55,004 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) [2022-03-01 16:48:55,004 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 9925 transitions. [2022-03-01 16:48:55,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:55,007 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:55,007 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:55,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable336 [2022-03-01 16:48:55,007 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)] === [2022-03-01 16:48:55,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:55,007 INFO L85 PathProgramCache]: Analyzing trace with hash 2106720994, now seen corresponding path program 85 times [2022-03-01 16:48:55,007 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:55,007 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522896325] [2022-03-01 16:48:55,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:55,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:55,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:55,838 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:55,838 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522896325] [2022-03-01 16:48:55,838 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522896325] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:55,838 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:55,838 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:55,838 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502697138] [2022-03-01 16:48:55,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:55,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:55,838 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:55,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:55,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:55,839 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) [2022-03-01 16:48:57,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:57,588 INFO L93 Difference]: Finished difference Result 4859 states and 12328 transitions. [2022-03-01 16:48:57,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:57,589 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 [2022-03-01 16:48:57,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:57,595 INFO L225 Difference]: With dead ends: 4859 [2022-03-01 16:48:57,596 INFO L226 Difference]: Without dead ends: 4859 [2022-03-01 16:48:57,596 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 [2022-03-01 16:48:57,596 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 [2022-03-01 16:48:57,596 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] [2022-03-01 16:48:57,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4859 states. [2022-03-01 16:48:57,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4859 to 3663. [2022-03-01 16:48:57,635 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) [2022-03-01 16:48:57,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 3663 states and 9765 transitions. [2022-03-01 16:48:57,640 INFO L78 Accepts]: Start accepts. Automaton has 3663 states and 9765 transitions. Word has length 94 [2022-03-01 16:48:57,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:57,640 INFO L470 AbstractCegarLoop]: Abstraction has 3663 states and 9765 transitions. [2022-03-01 16:48:57,640 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) [2022-03-01 16:48:57,640 INFO L276 IsEmpty]: Start isEmpty. Operand 3663 states and 9765 transitions. [2022-03-01 16:48:57,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:48:57,643 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:57,643 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] [2022-03-01 16:48:57,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable337 [2022-03-01 16:48:57,643 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)] === [2022-03-01 16:48:57,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:57,643 INFO L85 PathProgramCache]: Analyzing trace with hash 302667674, now seen corresponding path program 86 times [2022-03-01 16:48:57,643 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:57,643 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963632861] [2022-03-01 16:48:57,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:57,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:57,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:58,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:58,413 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:58,413 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963632861] [2022-03-01 16:48:58,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963632861] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:58,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:58,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:58,413 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896566928] [2022-03-01 16:48:58,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:58,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:58,414 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:58,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:58,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:58,414 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) [2022-03-01 16:49:00,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:00,067 INFO L93 Difference]: Finished difference Result 4958 states and 12605 transitions. [2022-03-01 16:49:00,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:49:00,067 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 [2022-03-01 16:49:00,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:00,073 INFO L225 Difference]: With dead ends: 4958 [2022-03-01 16:49:00,074 INFO L226 Difference]: Without dead ends: 4958 [2022-03-01 16:49:00,074 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 [2022-03-01 16:49:00,074 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 1157 mSDsluCounter, 1479 mSDsCounter, 0 mSdLazyCounter, 1588 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2022-03-01 16:49:00,074 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] [2022-03-01 16:49:00,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4958 states. [2022-03-01 16:49:00,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4958 to 3718. [2022-03-01 16:49:00,114 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) [2022-03-01 16:49:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 9925 transitions. [2022-03-01 16:49:00,119 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 9925 transitions. Word has length 94 [2022-03-01 16:49:00,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:00,119 INFO L470 AbstractCegarLoop]: Abstraction has 3718 states and 9925 transitions. [2022-03-01 16:49:00,119 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) [2022-03-01 16:49:00,119 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 9925 transitions. [2022-03-01 16:49:00,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:00,122 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:00,122 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, 1, 1] [2022-03-01 16:49:00,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable338 [2022-03-01 16:49:00,122 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)] === [2022-03-01 16:49:00,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:00,123 INFO L85 PathProgramCache]: Analyzing trace with hash 132202018, now seen corresponding path program 87 times [2022-03-01 16:49:00,123 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:00,123 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663866761] [2022-03-01 16:49:00,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:00,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:00,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:00,801 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:00,801 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663866761] [2022-03-01 16:49:00,801 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663866761] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:00,801 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:00,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:00,802 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007382706] [2022-03-01 16:49:00,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:00,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:00,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:00,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:00,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:00,802 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) [2022-03-01 16:49:02,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:02,597 INFO L93 Difference]: Finished difference Result 5458 states and 13682 transitions. [2022-03-01 16:49:02,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:49:02,597 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 [2022-03-01 16:49:02,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:02,604 INFO L225 Difference]: With dead ends: 5458 [2022-03-01 16:49:02,604 INFO L226 Difference]: Without dead ends: 5458 [2022-03-01 16:49:02,605 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 [2022-03-01 16:49:02,605 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 [2022-03-01 16:49:02,605 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] [2022-03-01 16:49:02,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5458 states. [2022-03-01 16:49:02,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5458 to 3729. [2022-03-01 16:49:02,650 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) [2022-03-01 16:49:02,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3729 states and 9957 transitions. [2022-03-01 16:49:02,655 INFO L78 Accepts]: Start accepts. Automaton has 3729 states and 9957 transitions. Word has length 94 [2022-03-01 16:49:02,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:02,656 INFO L470 AbstractCegarLoop]: Abstraction has 3729 states and 9957 transitions. [2022-03-01 16:49:02,656 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) [2022-03-01 16:49:02,656 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 9957 transitions. [2022-03-01 16:49:02,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:02,658 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:02,658 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:02,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable339 [2022-03-01 16:49:02,659 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)] === [2022-03-01 16:49:02,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:02,659 INFO L85 PathProgramCache]: Analyzing trace with hash -2688902, now seen corresponding path program 88 times [2022-03-01 16:49:02,659 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:02,659 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937763373] [2022-03-01 16:49:02,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:02,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:03,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:03,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:03,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937763373] [2022-03-01 16:49:03,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937763373] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:03,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:03,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:03,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800558675] [2022-03-01 16:49:03,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:03,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:03,522 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:03,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:03,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:03,522 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) [2022-03-01 16:49:05,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:05,379 INFO L93 Difference]: Finished difference Result 5057 states and 12882 transitions. [2022-03-01 16:49:05,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:05,380 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 [2022-03-01 16:49:05,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:05,386 INFO L225 Difference]: With dead ends: 5057 [2022-03-01 16:49:05,387 INFO L226 Difference]: Without dead ends: 5057 [2022-03-01 16:49:05,387 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 [2022-03-01 16:49:05,387 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1375 mSDsluCounter, 1763 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:05,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1375 Valid, 2047 Invalid, 2082 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:49:05,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5057 states. [2022-03-01 16:49:05,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5057 to 3685. [2022-03-01 16:49:05,427 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) [2022-03-01 16:49:05,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3685 states and 9829 transitions. [2022-03-01 16:49:05,432 INFO L78 Accepts]: Start accepts. Automaton has 3685 states and 9829 transitions. Word has length 94 [2022-03-01 16:49:05,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:05,432 INFO L470 AbstractCegarLoop]: Abstraction has 3685 states and 9829 transitions. [2022-03-01 16:49:05,432 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) [2022-03-01 16:49:05,432 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 9829 transitions. [2022-03-01 16:49:05,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:05,435 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:05,435 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:05,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable340 [2022-03-01 16:49:05,435 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)] === [2022-03-01 16:49:05,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:05,435 INFO L85 PathProgramCache]: Analyzing trace with hash -619515912, now seen corresponding path program 89 times [2022-03-01 16:49:05,435 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:05,435 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163903421] [2022-03-01 16:49:05,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:05,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:06,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:06,129 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:06,129 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163903421] [2022-03-01 16:49:06,129 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163903421] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:06,129 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:06,129 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:06,129 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004354546] [2022-03-01 16:49:06,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:06,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:06,129 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:06,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:06,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:06,129 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) [2022-03-01 16:49:07,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:07,767 INFO L93 Difference]: Finished difference Result 4848 states and 12307 transitions. [2022-03-01 16:49:07,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:49:07,767 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 [2022-03-01 16:49:07,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:07,773 INFO L225 Difference]: With dead ends: 4848 [2022-03-01 16:49:07,774 INFO L226 Difference]: Without dead ends: 4848 [2022-03-01 16:49:07,774 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 [2022-03-01 16:49:07,774 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1433 mSDsluCounter, 1314 mSDsCounter, 0 mSdLazyCounter, 1423 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:07,774 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 1597 Invalid, 1720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1423 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:49:07,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4848 states. [2022-03-01 16:49:07,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4848 to 3707. [2022-03-01 16:49:07,816 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) [2022-03-01 16:49:07,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 9893 transitions. [2022-03-01 16:49:07,821 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 9893 transitions. Word has length 94 [2022-03-01 16:49:07,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:07,821 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 9893 transitions. [2022-03-01 16:49:07,821 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) [2022-03-01 16:49:07,821 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 9893 transitions. [2022-03-01 16:49:07,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:07,824 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:07,824 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:07,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable341 [2022-03-01 16:49:07,824 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)] === [2022-03-01 16:49:07,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:07,824 INFO L85 PathProgramCache]: Analyzing trace with hash -789981568, now seen corresponding path program 90 times [2022-03-01 16:49:07,824 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:07,824 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131075129] [2022-03-01 16:49:07,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:07,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:08,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:08,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:08,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131075129] [2022-03-01 16:49:08,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131075129] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:08,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:08,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:08,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185542652] [2022-03-01 16:49:08,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:08,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:08,415 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:08,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:08,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:08,415 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) [2022-03-01 16:49:10,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:10,349 INFO L93 Difference]: Finished difference Result 5403 states and 13533 transitions. [2022-03-01 16:49:10,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:49:10,349 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 [2022-03-01 16:49:10,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:10,362 INFO L225 Difference]: With dead ends: 5403 [2022-03-01 16:49:10,362 INFO L226 Difference]: Without dead ends: 5403 [2022-03-01 16:49:10,363 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 [2022-03-01 16:49:10,363 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:10,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 2076 Invalid, 2180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:49:10,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5403 states. [2022-03-01 16:49:10,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5403 to 3718. [2022-03-01 16:49:10,420 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) [2022-03-01 16:49:10,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 9925 transitions. [2022-03-01 16:49:10,425 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 9925 transitions. Word has length 94 [2022-03-01 16:49:10,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:10,426 INFO L470 AbstractCegarLoop]: Abstraction has 3718 states and 9925 transitions. [2022-03-01 16:49:10,426 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) [2022-03-01 16:49:10,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 9925 transitions. [2022-03-01 16:49:10,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:10,428 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:10,428 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:10,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable342 [2022-03-01 16:49:10,428 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)] === [2022-03-01 16:49:10,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:10,429 INFO L85 PathProgramCache]: Analyzing trace with hash -924872488, now seen corresponding path program 91 times [2022-03-01 16:49:10,429 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:10,429 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998397313] [2022-03-01 16:49:10,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:10,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:11,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:11,301 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:11,301 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998397313] [2022-03-01 16:49:11,302 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998397313] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:11,302 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:11,302 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:11,302 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70532216] [2022-03-01 16:49:11,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:11,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:11,302 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:11,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:11,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:11,302 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) [2022-03-01 16:49:13,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:13,113 INFO L93 Difference]: Finished difference Result 4980 states and 12669 transitions. [2022-03-01 16:49:13,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:13,113 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 [2022-03-01 16:49:13,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:13,120 INFO L225 Difference]: With dead ends: 4980 [2022-03-01 16:49:13,120 INFO L226 Difference]: Without dead ends: 4980 [2022-03-01 16:49:13,121 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 [2022-03-01 16:49:13,121 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:13,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1589 Valid, 1858 Invalid, 1994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1694 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:49:13,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4980 states. [2022-03-01 16:49:13,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4980 to 3696. [2022-03-01 16:49:13,164 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) [2022-03-01 16:49:13,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 3696 states and 9861 transitions. [2022-03-01 16:49:13,169 INFO L78 Accepts]: Start accepts. Automaton has 3696 states and 9861 transitions. Word has length 94 [2022-03-01 16:49:13,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:13,170 INFO L470 AbstractCegarLoop]: Abstraction has 3696 states and 9861 transitions. [2022-03-01 16:49:13,170 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) [2022-03-01 16:49:13,170 INFO L276 IsEmpty]: Start isEmpty. Operand 3696 states and 9861 transitions. [2022-03-01 16:49:13,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:13,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:13,172 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:13,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable343 [2022-03-01 16:49:13,172 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)] === [2022-03-01 16:49:13,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:13,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1802786168, now seen corresponding path program 92 times [2022-03-01 16:49:13,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:13,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923316614] [2022-03-01 16:49:13,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:13,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:13,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:13,727 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:13,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923316614] [2022-03-01 16:49:13,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923316614] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:13,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:13,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:13,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466031370] [2022-03-01 16:49:13,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:13,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:13,728 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:13,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:13,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:13,728 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) [2022-03-01 16:49:15,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:15,701 INFO L93 Difference]: Finished difference Result 5469 states and 13692 transitions. [2022-03-01 16:49:15,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:49:15,702 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 [2022-03-01 16:49:15,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:15,710 INFO L225 Difference]: With dead ends: 5469 [2022-03-01 16:49:15,710 INFO L226 Difference]: Without dead ends: 5469 [2022-03-01 16:49:15,710 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 [2022-03-01 16:49:15,710 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 [2022-03-01 16:49:15,710 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] [2022-03-01 16:49:15,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5469 states. [2022-03-01 16:49:15,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5469 to 3707. [2022-03-01 16:49:15,753 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) [2022-03-01 16:49:15,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 9893 transitions. [2022-03-01 16:49:15,758 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 9893 transitions. Word has length 94 [2022-03-01 16:49:15,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:15,758 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 9893 transitions. [2022-03-01 16:49:15,758 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) [2022-03-01 16:49:15,758 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 9893 transitions. [2022-03-01 16:49:15,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:15,760 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:15,761 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:15,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable344 [2022-03-01 16:49:15,761 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)] === [2022-03-01 16:49:15,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:15,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1663127602, now seen corresponding path program 93 times [2022-03-01 16:49:15,761 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:15,761 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109458723] [2022-03-01 16:49:15,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:15,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:16,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:16,532 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:16,532 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109458723] [2022-03-01 16:49:16,532 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109458723] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:16,532 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:16,532 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:16,532 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370655723] [2022-03-01 16:49:16,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:16,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:16,532 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:16,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:16,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:16,532 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) [2022-03-01 16:49:18,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:18,509 INFO L93 Difference]: Finished difference Result 5414 states and 13565 transitions. [2022-03-01 16:49:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:49:18,509 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 [2022-03-01 16:49:18,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:18,517 INFO L225 Difference]: With dead ends: 5414 [2022-03-01 16:49:18,517 INFO L226 Difference]: Without dead ends: 5414 [2022-03-01 16:49:18,518 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 [2022-03-01 16:49:18,518 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 [2022-03-01 16:49:18,518 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] [2022-03-01 16:49:18,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5414 states. [2022-03-01 16:49:18,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5414 to 3718. [2022-03-01 16:49:18,558 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) [2022-03-01 16:49:18,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 9925 transitions. [2022-03-01 16:49:18,563 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 9925 transitions. Word has length 94 [2022-03-01 16:49:18,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:18,563 INFO L470 AbstractCegarLoop]: Abstraction has 3718 states and 9925 transitions. [2022-03-01 16:49:18,563 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) [2022-03-01 16:49:18,563 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 9925 transitions. [2022-03-01 16:49:18,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:18,566 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:18,566 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] [2022-03-01 16:49:18,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable345 [2022-03-01 16:49:18,566 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)] === [2022-03-01 16:49:18,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:18,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1798018522, now seen corresponding path program 94 times [2022-03-01 16:49:18,566 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:18,566 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200706878] [2022-03-01 16:49:18,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:18,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:19,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:19,503 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:19,503 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200706878] [2022-03-01 16:49:19,503 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200706878] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:19,503 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:19,503 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:19,503 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912775704] [2022-03-01 16:49:19,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:19,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:19,504 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:19,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:19,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:19,504 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) [2022-03-01 16:49:21,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:21,459 INFO L93 Difference]: Finished difference Result 5079 states and 12935 transitions. [2022-03-01 16:49:21,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:21,459 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 [2022-03-01 16:49:21,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:21,466 INFO L225 Difference]: With dead ends: 5079 [2022-03-01 16:49:21,466 INFO L226 Difference]: Without dead ends: 5079 [2022-03-01 16:49:21,467 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 [2022-03-01 16:49:21,467 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 [2022-03-01 16:49:21,467 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] [2022-03-01 16:49:21,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5079 states. [2022-03-01 16:49:21,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5079 to 3652. [2022-03-01 16:49:21,506 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) [2022-03-01 16:49:21,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3652 states and 9733 transitions. [2022-03-01 16:49:21,511 INFO L78 Accepts]: Start accepts. Automaton has 3652 states and 9733 transitions. Word has length 94 [2022-03-01 16:49:21,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:21,511 INFO L470 AbstractCegarLoop]: Abstraction has 3652 states and 9733 transitions. [2022-03-01 16:49:21,511 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) [2022-03-01 16:49:21,511 INFO L276 IsEmpty]: Start isEmpty. Operand 3652 states and 9733 transitions. [2022-03-01 16:49:21,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:21,513 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:21,513 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:21,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable346 [2022-03-01 16:49:21,513 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)] === [2022-03-01 16:49:21,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:21,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1957323222, now seen corresponding path program 95 times [2022-03-01 16:49:21,514 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:21,514 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422153070] [2022-03-01 16:49:21,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:21,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:22,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:22,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:22,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422153070] [2022-03-01 16:49:22,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422153070] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:22,201 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:22,201 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:22,201 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322869929] [2022-03-01 16:49:22,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:22,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:22,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:22,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:22,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:22,202 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) [2022-03-01 16:49:23,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:23,874 INFO L93 Difference]: Finished difference Result 4661 states and 11785 transitions. [2022-03-01 16:49:23,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:49:23,874 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 [2022-03-01 16:49:23,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:23,881 INFO L225 Difference]: With dead ends: 4661 [2022-03-01 16:49:23,881 INFO L226 Difference]: Without dead ends: 4661 [2022-03-01 16:49:23,881 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 [2022-03-01 16:49:23,881 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1292 mSDsluCounter, 1585 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:23,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1292 Valid, 1863 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:49:23,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4661 states. [2022-03-01 16:49:23,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4661 to 3641. [2022-03-01 16:49:23,930 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) [2022-03-01 16:49:23,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3641 states and 9701 transitions. [2022-03-01 16:49:23,936 INFO L78 Accepts]: Start accepts. Automaton has 3641 states and 9701 transitions. Word has length 94 [2022-03-01 16:49:23,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:23,936 INFO L470 AbstractCegarLoop]: Abstraction has 3641 states and 9701 transitions. [2022-03-01 16:49:23,936 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) [2022-03-01 16:49:23,936 INFO L276 IsEmpty]: Start isEmpty. Operand 3641 states and 9701 transitions. [2022-03-01 16:49:23,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:23,939 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:23,939 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:23,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable347 [2022-03-01 16:49:23,939 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)] === [2022-03-01 16:49:23,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:23,939 INFO L85 PathProgramCache]: Analyzing trace with hash -2127788878, now seen corresponding path program 96 times [2022-03-01 16:49:23,939 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:23,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921217891] [2022-03-01 16:49:23,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:23,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:24,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:24,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:24,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921217891] [2022-03-01 16:49:24,690 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921217891] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:24,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:24,690 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:24,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214401904] [2022-03-01 16:49:24,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:24,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:24,690 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:24,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:24,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:24,691 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) [2022-03-01 16:49:26,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:26,112 INFO L93 Difference]: Finished difference Result 5095 states and 12692 transitions. [2022-03-01 16:49:26,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:26,112 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 [2022-03-01 16:49:26,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:26,119 INFO L225 Difference]: With dead ends: 5095 [2022-03-01 16:49:26,119 INFO L226 Difference]: Without dead ends: 5095 [2022-03-01 16:49:26,119 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 [2022-03-01 16:49:26,120 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 [2022-03-01 16:49:26,120 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] [2022-03-01 16:49:26,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2022-03-01 16:49:26,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3652. [2022-03-01 16:49:26,165 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) [2022-03-01 16:49:26,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3652 states and 9733 transitions. [2022-03-01 16:49:26,169 INFO L78 Accepts]: Start accepts. Automaton has 3652 states and 9733 transitions. Word has length 94 [2022-03-01 16:49:26,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:26,170 INFO L470 AbstractCegarLoop]: Abstraction has 3652 states and 9733 transitions. [2022-03-01 16:49:26,170 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) [2022-03-01 16:49:26,170 INFO L276 IsEmpty]: Start isEmpty. Operand 3652 states and 9733 transitions. [2022-03-01 16:49:26,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:26,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:26,172 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:26,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable348 [2022-03-01 16:49:26,172 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)] === [2022-03-01 16:49:26,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:26,173 INFO L85 PathProgramCache]: Analyzing trace with hash 2032287498, now seen corresponding path program 97 times [2022-03-01 16:49:26,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:26,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488321951] [2022-03-01 16:49:26,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:26,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:26,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:27,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:27,026 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:27,026 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488321951] [2022-03-01 16:49:27,026 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488321951] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:27,026 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:27,026 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:27,026 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012423833] [2022-03-01 16:49:27,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:27,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:27,026 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:27,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:27,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:27,027 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) [2022-03-01 16:49:28,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:28,591 INFO L93 Difference]: Finished difference Result 4760 states and 12062 transitions. [2022-03-01 16:49:28,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:28,592 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 [2022-03-01 16:49:28,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:28,598 INFO L225 Difference]: With dead ends: 4760 [2022-03-01 16:49:28,598 INFO L226 Difference]: Without dead ends: 4760 [2022-03-01 16:49:28,598 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 [2022-03-01 16:49:28,598 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1594 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 1603 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:28,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1594 Valid, 1741 Invalid, 1903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1603 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:49:28,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4760 states. [2022-03-01 16:49:28,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4760 to 3608. [2022-03-01 16:49:28,639 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) [2022-03-01 16:49:28,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3608 states and 9605 transitions. [2022-03-01 16:49:28,645 INFO L78 Accepts]: Start accepts. Automaton has 3608 states and 9605 transitions. Word has length 94 [2022-03-01 16:49:28,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:28,645 INFO L470 AbstractCegarLoop]: Abstraction has 3608 states and 9605 transitions. [2022-03-01 16:49:28,645 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) [2022-03-01 16:49:28,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 9605 transitions. [2022-03-01 16:49:28,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:28,648 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:28,648 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] [2022-03-01 16:49:28,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable349 [2022-03-01 16:49:28,648 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)] === [2022-03-01 16:49:28,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:28,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1415460488, now seen corresponding path program 98 times [2022-03-01 16:49:28,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:28,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803077064] [2022-03-01 16:49:28,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:28,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:28,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:29,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:29,270 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:29,270 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803077064] [2022-03-01 16:49:29,270 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803077064] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:29,270 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:29,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:29,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48749110] [2022-03-01 16:49:29,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:29,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:29,270 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:29,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:29,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:29,271 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) [2022-03-01 16:49:30,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:30,546 INFO L93 Difference]: Finished difference Result 4727 states and 11977 transitions. [2022-03-01 16:49:30,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:49:30,546 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 [2022-03-01 16:49:30,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:30,552 INFO L225 Difference]: With dead ends: 4727 [2022-03-01 16:49:30,552 INFO L226 Difference]: Without dead ends: 4727 [2022-03-01 16:49:30,553 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 [2022-03-01 16:49:30,553 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1365 mSDsluCounter, 1162 mSDsCounter, 0 mSdLazyCounter, 1276 mSolverCounterSat, 320 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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 [2022-03-01 16:49:30,553 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] [2022-03-01 16:49:30,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4727 states. [2022-03-01 16:49:30,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4727 to 3630. [2022-03-01 16:49:30,591 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) [2022-03-01 16:49:30,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 3630 states and 9669 transitions. [2022-03-01 16:49:30,596 INFO L78 Accepts]: Start accepts. Automaton has 3630 states and 9669 transitions. Word has length 94 [2022-03-01 16:49:30,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:30,596 INFO L470 AbstractCegarLoop]: Abstraction has 3630 states and 9669 transitions. [2022-03-01 16:49:30,596 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) [2022-03-01 16:49:30,596 INFO L276 IsEmpty]: Start isEmpty. Operand 3630 states and 9669 transitions. [2022-03-01 16:49:30,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:30,598 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:30,598 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:30,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable350 [2022-03-01 16:49:30,598 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)] === [2022-03-01 16:49:30,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:30,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1244994832, now seen corresponding path program 99 times [2022-03-01 16:49:30,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:30,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542791547] [2022-03-01 16:49:30,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:30,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:31,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:31,177 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:31,177 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542791547] [2022-03-01 16:49:31,177 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542791547] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:31,177 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:31,177 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:31,177 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725235581] [2022-03-01 16:49:31,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:31,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:31,177 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:31,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:31,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:31,178 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) [2022-03-01 16:49:32,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:32,865 INFO L93 Difference]: Finished difference Result 5282 states and 13203 transitions. [2022-03-01 16:49:32,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:49:32,866 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 [2022-03-01 16:49:32,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:32,873 INFO L225 Difference]: With dead ends: 5282 [2022-03-01 16:49:32,873 INFO L226 Difference]: Without dead ends: 5282 [2022-03-01 16:49:32,873 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=384, Invalid=806, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:49:32,873 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1604 mSDsluCounter, 1755 mSDsCounter, 0 mSdLazyCounter, 1929 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:32,873 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1604 Valid, 2081 Invalid, 2222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 1929 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:49:32,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5282 states. [2022-03-01 16:49:32,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5282 to 3641. [2022-03-01 16:49:32,919 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) [2022-03-01 16:49:32,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3641 states and 9701 transitions. [2022-03-01 16:49:32,925 INFO L78 Accepts]: Start accepts. Automaton has 3641 states and 9701 transitions. Word has length 94 [2022-03-01 16:49:32,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:32,925 INFO L470 AbstractCegarLoop]: Abstraction has 3641 states and 9701 transitions. [2022-03-01 16:49:32,925 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) [2022-03-01 16:49:32,925 INFO L276 IsEmpty]: Start isEmpty. Operand 3641 states and 9701 transitions. [2022-03-01 16:49:32,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:32,928 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:32,928 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:32,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable351 [2022-03-01 16:49:32,928 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)] === [2022-03-01 16:49:32,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:32,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1110103912, now seen corresponding path program 100 times [2022-03-01 16:49:32,928 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:32,928 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784004908] [2022-03-01 16:49:32,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:32,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:33,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:33,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:33,776 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784004908] [2022-03-01 16:49:33,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784004908] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:33,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:33,776 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:33,776 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267711712] [2022-03-01 16:49:33,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:33,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:33,776 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:33,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:33,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:33,776 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) [2022-03-01 16:49:35,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:35,618 INFO L93 Difference]: Finished difference Result 4859 states and 12339 transitions. [2022-03-01 16:49:35,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:35,618 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 [2022-03-01 16:49:35,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:35,625 INFO L225 Difference]: With dead ends: 4859 [2022-03-01 16:49:35,626 INFO L226 Difference]: Without dead ends: 4859 [2022-03-01 16:49:35,626 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 [2022-03-01 16:49:35,626 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 [2022-03-01 16:49:35,626 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] [2022-03-01 16:49:35,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4859 states. [2022-03-01 16:49:35,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4859 to 3619. [2022-03-01 16:49:35,673 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) [2022-03-01 16:49:35,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 3619 states and 9637 transitions. [2022-03-01 16:49:35,679 INFO L78 Accepts]: Start accepts. Automaton has 3619 states and 9637 transitions. Word has length 94 [2022-03-01 16:49:35,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:35,679 INFO L470 AbstractCegarLoop]: Abstraction has 3619 states and 9637 transitions. [2022-03-01 16:49:35,680 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) [2022-03-01 16:49:35,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3619 states and 9637 transitions. [2022-03-01 16:49:35,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:35,682 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:35,683 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] [2022-03-01 16:49:35,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable352 [2022-03-01 16:49:35,683 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)] === [2022-03-01 16:49:35,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:35,683 INFO L85 PathProgramCache]: Analyzing trace with hash -457204728, now seen corresponding path program 101 times [2022-03-01 16:49:35,683 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:35,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500944336] [2022-03-01 16:49:35,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:35,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:36,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:36,292 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:36,292 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500944336] [2022-03-01 16:49:36,292 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500944336] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:36,292 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:36,292 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:36,292 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974922383] [2022-03-01 16:49:36,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:36,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:36,292 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:36,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:36,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:36,292 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) [2022-03-01 16:49:38,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:38,436 INFO L93 Difference]: Finished difference Result 5370 states and 13426 transitions. [2022-03-01 16:49:38,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:49:38,437 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 [2022-03-01 16:49:38,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:38,444 INFO L225 Difference]: With dead ends: 5370 [2022-03-01 16:49:38,444 INFO L226 Difference]: Without dead ends: 5370 [2022-03-01 16:49:38,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=530, Invalid=1030, Unknown=0, NotChecked=0, Total=1560 [2022-03-01 16:49:38,444 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 1462 mSDsluCounter, 1729 mSDsCounter, 0 mSdLazyCounter, 1910 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:38,444 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1462 Valid, 2111 Invalid, 2205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 1910 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:49:38,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5370 states. [2022-03-01 16:49:38,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5370 to 3630. [2022-03-01 16:49:38,494 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) [2022-03-01 16:49:38,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 3630 states and 9669 transitions. [2022-03-01 16:49:38,500 INFO L78 Accepts]: Start accepts. Automaton has 3630 states and 9669 transitions. Word has length 94 [2022-03-01 16:49:38,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:38,500 INFO L470 AbstractCegarLoop]: Abstraction has 3630 states and 9669 transitions. [2022-03-01 16:49:38,500 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) [2022-03-01 16:49:38,500 INFO L276 IsEmpty]: Start isEmpty. Operand 3630 states and 9669 transitions. [2022-03-01 16:49:38,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:38,503 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:38,503 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] [2022-03-01 16:49:38,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable353 [2022-03-01 16:49:38,503 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)] === [2022-03-01 16:49:38,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:38,503 INFO L85 PathProgramCache]: Analyzing trace with hash 371848798, now seen corresponding path program 102 times [2022-03-01 16:49:38,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:38,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314216683] [2022-03-01 16:49:38,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:38,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:38,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:39,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:39,220 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:39,220 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314216683] [2022-03-01 16:49:39,220 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314216683] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:39,221 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:39,221 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:39,221 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101520835] [2022-03-01 16:49:39,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:39,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:39,221 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:39,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:39,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:39,221 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) [2022-03-01 16:49:41,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:41,172 INFO L93 Difference]: Finished difference Result 5293 states and 13235 transitions. [2022-03-01 16:49:41,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-01 16:49:41,172 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 [2022-03-01 16:49:41,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:41,180 INFO L225 Difference]: With dead ends: 5293 [2022-03-01 16:49:41,180 INFO L226 Difference]: Without dead ends: 5293 [2022-03-01 16:49:41,180 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 [2022-03-01 16:49:41,180 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, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:41,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1425 Valid, 1926 Invalid, 2087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [350 Valid, 1737 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:49:41,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5293 states. [2022-03-01 16:49:41,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5293 to 3641. [2022-03-01 16:49:41,228 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) [2022-03-01 16:49:41,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3641 states and 9701 transitions. [2022-03-01 16:49:41,234 INFO L78 Accepts]: Start accepts. Automaton has 3641 states and 9701 transitions. Word has length 94 [2022-03-01 16:49:41,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:41,234 INFO L470 AbstractCegarLoop]: Abstraction has 3641 states and 9701 transitions. [2022-03-01 16:49:41,234 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) [2022-03-01 16:49:41,234 INFO L276 IsEmpty]: Start isEmpty. Operand 3641 states and 9701 transitions. [2022-03-01 16:49:41,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:41,237 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:41,237 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:41,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable354 [2022-03-01 16:49:41,237 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)] === [2022-03-01 16:49:41,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:41,237 INFO L85 PathProgramCache]: Analyzing trace with hash 236957878, now seen corresponding path program 103 times [2022-03-01 16:49:41,237 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:41,237 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069960290] [2022-03-01 16:49:41,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:41,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:42,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:42,255 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:42,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069960290] [2022-03-01 16:49:42,256 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069960290] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:42,256 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:42,256 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:42,256 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643148585] [2022-03-01 16:49:42,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:42,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:42,256 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:42,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:42,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:42,256 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) [2022-03-01 16:49:44,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:44,052 INFO L93 Difference]: Finished difference Result 4958 states and 12605 transitions. [2022-03-01 16:49:44,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:44,052 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 [2022-03-01 16:49:44,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:44,059 INFO L225 Difference]: With dead ends: 4958 [2022-03-01 16:49:44,059 INFO L226 Difference]: Without dead ends: 4958 [2022-03-01 16:49:44,059 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 [2022-03-01 16:49:44,059 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 [2022-03-01 16:49:44,059 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] [2022-03-01 16:49:44,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4958 states. [2022-03-01 16:49:44,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4958 to 3586. [2022-03-01 16:49:44,098 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) [2022-03-01 16:49:44,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3586 states and 9541 transitions. [2022-03-01 16:49:44,104 INFO L78 Accepts]: Start accepts. Automaton has 3586 states and 9541 transitions. Word has length 94 [2022-03-01 16:49:44,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:44,104 INFO L470 AbstractCegarLoop]: Abstraction has 3586 states and 9541 transitions. [2022-03-01 16:49:44,104 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) [2022-03-01 16:49:44,104 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 9541 transitions. [2022-03-01 16:49:44,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:44,106 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:44,107 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, 1, 1] [2022-03-01 16:49:44,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable355 [2022-03-01 16:49:44,107 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)] === [2022-03-01 16:49:44,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:44,107 INFO L85 PathProgramCache]: Analyzing trace with hash -1096872214, now seen corresponding path program 104 times [2022-03-01 16:49:44,107 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:44,107 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500906182] [2022-03-01 16:49:44,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:44,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:44,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:44,701 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:44,701 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500906182] [2022-03-01 16:49:44,701 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500906182] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:44,701 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:44,701 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:44,701 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490729843] [2022-03-01 16:49:44,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:44,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:44,702 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:44,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:44,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:44,702 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) [2022-03-01 16:49:46,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:46,118 INFO L93 Difference]: Finished difference Result 4529 states and 11423 transitions. [2022-03-01 16:49:46,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:49:46,118 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 [2022-03-01 16:49:46,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:46,125 INFO L225 Difference]: With dead ends: 4529 [2022-03-01 16:49:46,125 INFO L226 Difference]: Without dead ends: 4529 [2022-03-01 16:49:46,125 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 [2022-03-01 16:49:46,125 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1222 mSDsluCounter, 1583 mSDsCounter, 0 mSdLazyCounter, 1677 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:46,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 1857 Invalid, 1934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 1677 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:49:46,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4529 states. [2022-03-01 16:49:46,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4529 to 3575. [2022-03-01 16:49:46,168 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) [2022-03-01 16:49:46,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 9509 transitions. [2022-03-01 16:49:46,174 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 9509 transitions. Word has length 94 [2022-03-01 16:49:46,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:46,174 INFO L470 AbstractCegarLoop]: Abstraction has 3575 states and 9509 transitions. [2022-03-01 16:49:46,174 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) [2022-03-01 16:49:46,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 9509 transitions. [2022-03-01 16:49:46,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:46,177 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:46,177 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:46,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable356 [2022-03-01 16:49:46,177 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)] === [2022-03-01 16:49:46,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:46,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1267337870, now seen corresponding path program 105 times [2022-03-01 16:49:46,177 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:46,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705174709] [2022-03-01 16:49:46,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:46,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:46,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:46,803 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:46,803 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705174709] [2022-03-01 16:49:46,803 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705174709] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:46,803 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:46,803 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:46,803 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252190284] [2022-03-01 16:49:46,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:46,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:46,804 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:46,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:46,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:46,804 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) [2022-03-01 16:49:48,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:48,572 INFO L93 Difference]: Finished difference Result 4996 states and 12415 transitions. [2022-03-01 16:49:48,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:48,572 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 [2022-03-01 16:49:48,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:48,578 INFO L225 Difference]: With dead ends: 4996 [2022-03-01 16:49:48,578 INFO L226 Difference]: Without dead ends: 4996 [2022-03-01 16:49:48,578 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:49:48,578 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 [2022-03-01 16:49:48,578 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] [2022-03-01 16:49:48,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4996 states. [2022-03-01 16:49:48,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4996 to 3586. [2022-03-01 16:49:48,618 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) [2022-03-01 16:49:48,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3586 states and 9541 transitions. [2022-03-01 16:49:48,623 INFO L78 Accepts]: Start accepts. Automaton has 3586 states and 9541 transitions. Word has length 94 [2022-03-01 16:49:48,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:48,623 INFO L470 AbstractCegarLoop]: Abstraction has 3586 states and 9541 transitions. [2022-03-01 16:49:48,623 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) [2022-03-01 16:49:48,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 9541 transitions. [2022-03-01 16:49:48,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:48,626 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:48,626 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:48,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable357 [2022-03-01 16:49:48,626 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)] === [2022-03-01 16:49:48,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:48,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1402228790, now seen corresponding path program 106 times [2022-03-01 16:49:48,626 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:48,626 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095705478] [2022-03-01 16:49:48,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:48,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:48,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:49,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:49,323 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:49,323 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095705478] [2022-03-01 16:49:49,323 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095705478] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:49,323 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:49,323 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:49,324 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575448485] [2022-03-01 16:49:49,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:49,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:49,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:49,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:49,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:49,324 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) [2022-03-01 16:49:50,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:50,975 INFO L93 Difference]: Finished difference Result 4661 states and 11785 transitions. [2022-03-01 16:49:50,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:50,976 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 [2022-03-01 16:49:50,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:50,982 INFO L225 Difference]: With dead ends: 4661 [2022-03-01 16:49:50,982 INFO L226 Difference]: Without dead ends: 4661 [2022-03-01 16:49:50,982 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:49:50,982 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:50,982 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1178 Valid, 2097 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1879 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:49:50,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4661 states. [2022-03-01 16:49:51,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4661 to 3564. [2022-03-01 16:49:51,017 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) [2022-03-01 16:49:51,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 3564 states and 9477 transitions. [2022-03-01 16:49:51,021 INFO L78 Accepts]: Start accepts. Automaton has 3564 states and 9477 transitions. Word has length 94 [2022-03-01 16:49:51,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:51,021 INFO L470 AbstractCegarLoop]: Abstraction has 3564 states and 9477 transitions. [2022-03-01 16:49:51,021 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) [2022-03-01 16:49:51,021 INFO L276 IsEmpty]: Start isEmpty. Operand 3564 states and 9477 transitions. [2022-03-01 16:49:51,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:51,023 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:51,023 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:51,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable358 [2022-03-01 16:49:51,024 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)] === [2022-03-01 16:49:51,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:51,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1325429866, now seen corresponding path program 107 times [2022-03-01 16:49:51,024 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:51,024 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597101960] [2022-03-01 16:49:51,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:51,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:51,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:51,623 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:51,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597101960] [2022-03-01 16:49:51,623 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597101960] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:51,623 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:51,623 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:51,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067574505] [2022-03-01 16:49:51,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:51,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:51,624 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:51,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:51,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:51,624 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) [2022-03-01 16:49:53,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:53,563 INFO L93 Difference]: Finished difference Result 5304 states and 13245 transitions. [2022-03-01 16:49:53,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 16:49:53,563 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 [2022-03-01 16:49:53,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:53,568 INFO L225 Difference]: With dead ends: 5304 [2022-03-01 16:49:53,569 INFO L226 Difference]: Without dead ends: 5304 [2022-03-01 16:49:53,569 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=552, Invalid=1088, Unknown=0, NotChecked=0, Total=1640 [2022-03-01 16:49:53,569 INFO L933 BasicCegarLoop]: 414 mSDtfsCounter, 1416 mSDsluCounter, 1474 mSDsCounter, 0 mSdLazyCounter, 1601 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:53,569 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1416 Valid, 1866 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 1601 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:49:53,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5304 states. [2022-03-01 16:49:53,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5304 to 3575. [2022-03-01 16:49:53,608 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) [2022-03-01 16:49:53,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 9509 transitions. [2022-03-01 16:49:53,612 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 9509 transitions. Word has length 94 [2022-03-01 16:49:53,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:53,613 INFO L470 AbstractCegarLoop]: Abstraction has 3575 states and 9509 transitions. [2022-03-01 16:49:53,613 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) [2022-03-01 16:49:53,613 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 9509 transitions. [2022-03-01 16:49:53,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:53,615 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:53,615 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] [2022-03-01 16:49:53,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable359 [2022-03-01 16:49:53,615 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)] === [2022-03-01 16:49:53,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:53,616 INFO L85 PathProgramCache]: Analyzing trace with hash -2140483904, now seen corresponding path program 108 times [2022-03-01 16:49:53,616 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:53,616 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491061085] [2022-03-01 16:49:53,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:53,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:54,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:54,282 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:54,282 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491061085] [2022-03-01 16:49:54,282 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491061085] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:54,282 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:54,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:54,282 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025541105] [2022-03-01 16:49:54,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:54,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:54,282 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:54,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:54,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:54,283 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) [2022-03-01 16:49:55,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:55,841 INFO L93 Difference]: Finished difference Result 5183 states and 12926 transitions. [2022-03-01 16:49:55,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:49:55,841 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 [2022-03-01 16:49:55,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:55,848 INFO L225 Difference]: With dead ends: 5183 [2022-03-01 16:49:55,848 INFO L226 Difference]: Without dead ends: 5183 [2022-03-01 16:49:55,848 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:49:55,848 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, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:55,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1615 Valid, 1743 Invalid, 1937 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [386 Valid, 1551 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:49:55,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5183 states. [2022-03-01 16:49:55,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5183 to 3586. [2022-03-01 16:49:55,895 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) [2022-03-01 16:49:55,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3586 states and 9541 transitions. [2022-03-01 16:49:55,900 INFO L78 Accepts]: Start accepts. Automaton has 3586 states and 9541 transitions. Word has length 94 [2022-03-01 16:49:55,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:55,900 INFO L470 AbstractCegarLoop]: Abstraction has 3586 states and 9541 transitions. [2022-03-01 16:49:55,900 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) [2022-03-01 16:49:55,900 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 9541 transitions. [2022-03-01 16:49:55,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:55,903 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:55,903 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:55,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable360 [2022-03-01 16:49:55,903 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)] === [2022-03-01 16:49:55,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:55,903 INFO L85 PathProgramCache]: Analyzing trace with hash 2019592472, now seen corresponding path program 109 times [2022-03-01 16:49:55,903 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:55,903 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402701400] [2022-03-01 16:49:55,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:55,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:55,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:56,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:56,873 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:56,873 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402701400] [2022-03-01 16:49:56,873 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402701400] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:56,873 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:56,873 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:56,874 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289030576] [2022-03-01 16:49:56,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:56,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:56,874 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:56,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:56,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:56,874 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) [2022-03-01 16:49:58,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:58,498 INFO L93 Difference]: Finished difference Result 4848 states and 12296 transitions. [2022-03-01 16:49:58,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:49:58,499 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 [2022-03-01 16:49:58,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:58,505 INFO L225 Difference]: With dead ends: 4848 [2022-03-01 16:49:58,506 INFO L226 Difference]: Without dead ends: 4848 [2022-03-01 16:49:58,506 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 [2022-03-01 16:49:58,506 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, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:58,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1030 Valid, 2148 Invalid, 2128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1894 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:49:58,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4848 states. [2022-03-01 16:49:58,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4848 to 3553. [2022-03-01 16:49:58,552 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) [2022-03-01 16:49:58,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 3553 states and 9445 transitions. [2022-03-01 16:49:58,558 INFO L78 Accepts]: Start accepts. Automaton has 3553 states and 9445 transitions. Word has length 94 [2022-03-01 16:49:58,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:58,558 INFO L470 AbstractCegarLoop]: Abstraction has 3553 states and 9445 transitions. [2022-03-01 16:49:58,559 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) [2022-03-01 16:49:58,559 INFO L276 IsEmpty]: Start isEmpty. Operand 3553 states and 9445 transitions. [2022-03-01 16:49:58,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:49:58,562 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:58,562 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:58,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable361 [2022-03-01 16:49:58,562 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)] === [2022-03-01 16:49:58,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:58,562 INFO L85 PathProgramCache]: Analyzing trace with hash 274739120, now seen corresponding path program 110 times [2022-03-01 16:49:58,562 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:58,562 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456067953] [2022-03-01 16:49:58,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:58,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:58,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:59,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:59,144 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:59,144 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456067953] [2022-03-01 16:49:59,144 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456067953] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:59,144 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:59,144 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:49:59,145 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44539843] [2022-03-01 16:49:59,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:59,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:49:59,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:59,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:49:59,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:49:59,145 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) [2022-03-01 16:50:01,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:01,456 INFO L93 Difference]: Finished difference Result 5095 states and 12664 transitions. [2022-03-01 16:50:01,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 16:50:01,457 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 [2022-03-01 16:50:01,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:01,463 INFO L225 Difference]: With dead ends: 5095 [2022-03-01 16:50:01,463 INFO L226 Difference]: Without dead ends: 5095 [2022-03-01 16:50:01,464 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 16:50:01,464 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 [2022-03-01 16:50:01,464 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] [2022-03-01 16:50:01,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2022-03-01 16:50:01,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3519. [2022-03-01 16:50:01,504 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) [2022-03-01 16:50:01,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 3519 states and 9349 transitions. [2022-03-01 16:50:01,509 INFO L78 Accepts]: Start accepts. Automaton has 3519 states and 9349 transitions. Word has length 94 [2022-03-01 16:50:01,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:01,509 INFO L470 AbstractCegarLoop]: Abstraction has 3519 states and 9349 transitions. [2022-03-01 16:50:01,509 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) [2022-03-01 16:50:01,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3519 states and 9349 transitions. [2022-03-01 16:50:01,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:50:01,511 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:01,511 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] [2022-03-01 16:50:01,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable362 [2022-03-01 16:50:01,511 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)] === [2022-03-01 16:50:01,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:01,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1140978508, now seen corresponding path program 111 times [2022-03-01 16:50:01,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:01,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406653283] [2022-03-01 16:50:01,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:01,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:02,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:02,141 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:02,141 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406653283] [2022-03-01 16:50:02,141 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406653283] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:02,141 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:02,141 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:50:02,141 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844911179] [2022-03-01 16:50:02,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:02,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:50:02,141 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:02,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:50:02,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:02,142 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) [2022-03-01 16:50:04,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:04,385 INFO L93 Difference]: Finished difference Result 5150 states and 12813 transitions. [2022-03-01 16:50:04,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 16:50:04,385 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 [2022-03-01 16:50:04,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:04,390 INFO L225 Difference]: With dead ends: 5150 [2022-03-01 16:50:04,390 INFO L226 Difference]: Without dead ends: 5150 [2022-03-01 16:50:04,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-03-01 16:50:04,391 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 [2022-03-01 16:50:04,391 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] [2022-03-01 16:50:04,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5150 states. [2022-03-01 16:50:04,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5150 to 3485. [2022-03-01 16:50:04,427 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) [2022-03-01 16:50:04,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 3485 states and 9253 transitions. [2022-03-01 16:50:04,432 INFO L78 Accepts]: Start accepts. Automaton has 3485 states and 9253 transitions. Word has length 94 [2022-03-01 16:50:04,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:04,432 INFO L470 AbstractCegarLoop]: Abstraction has 3485 states and 9253 transitions. [2022-03-01 16:50:04,433 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) [2022-03-01 16:50:04,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3485 states and 9253 transitions. [2022-03-01 16:50:04,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:50:04,435 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:04,435 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:04,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable363 [2022-03-01 16:50:04,436 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)] === [2022-03-01 16:50:04,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:04,436 INFO L85 PathProgramCache]: Analyzing trace with hash -311924982, now seen corresponding path program 112 times [2022-03-01 16:50:04,436 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:04,436 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955217902] [2022-03-01 16:50:04,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:04,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:05,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:05,215 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:05,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955217902] [2022-03-01 16:50:05,215 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955217902] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:05,215 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:05,215 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:50:05,215 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382975860] [2022-03-01 16:50:05,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:05,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:50:05,215 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:05,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:50:05,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:05,216 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) [2022-03-01 16:50:06,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:06,678 INFO L93 Difference]: Finished difference Result 5095 states and 12664 transitions. [2022-03-01 16:50:06,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:50:06,679 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 [2022-03-01 16:50:06,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:06,685 INFO L225 Difference]: With dead ends: 5095 [2022-03-01 16:50:06,685 INFO L226 Difference]: Without dead ends: 5095 [2022-03-01 16:50:06,686 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:50:06,686 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1496 mSDsluCounter, 1350 mSDsCounter, 0 mSdLazyCounter, 1487 mSolverCounterSat, 330 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:06,686 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1496 Valid, 1679 Invalid, 1817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [330 Valid, 1487 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:50:06,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2022-03-01 16:50:06,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3451. [2022-03-01 16:50:06,725 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) [2022-03-01 16:50:06,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 3451 states and 9157 transitions. [2022-03-01 16:50:06,730 INFO L78 Accepts]: Start accepts. Automaton has 3451 states and 9157 transitions. Word has length 94 [2022-03-01 16:50:06,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:06,730 INFO L470 AbstractCegarLoop]: Abstraction has 3451 states and 9157 transitions. [2022-03-01 16:50:06,730 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) [2022-03-01 16:50:06,730 INFO L276 IsEmpty]: Start isEmpty. Operand 3451 states and 9157 transitions. [2022-03-01 16:50:06,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-03-01 16:50:06,733 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:06,733 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:06,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable364 [2022-03-01 16:50:06,733 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)] === [2022-03-01 16:50:06,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:06,734 INFO L85 PathProgramCache]: Analyzing trace with hash -446815902, now seen corresponding path program 113 times [2022-03-01 16:50:06,734 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:06,734 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520853313] [2022-03-01 16:50:06,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:06,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:07,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:07,890 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:07,890 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520853313] [2022-03-01 16:50:07,890 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520853313] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:07,890 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:07,890 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:50:07,890 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961300850] [2022-03-01 16:50:07,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:07,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:50:07,890 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:07,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:50:07,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:50:07,891 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) [2022-03-01 16:50:09,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:09,437 INFO L93 Difference]: Finished difference Result 4705 states and 11885 transitions. [2022-03-01 16:50:09,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:50:09,437 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 [2022-03-01 16:50:09,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:09,443 INFO L225 Difference]: With dead ends: 4705 [2022-03-01 16:50:09,443 INFO L226 Difference]: Without dead ends: 4705 [2022-03-01 16:50:09,443 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 [2022-03-01 16:50:09,444 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1231 mSDsluCounter, 1536 mSDsCounter, 0 mSdLazyCounter, 1613 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2022-03-01 16:50:09,444 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] [2022-03-01 16:50:09,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4705 states. [2022-03-01 16:50:09,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4705 to 3311. [2022-03-01 16:50:09,484 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) [2022-03-01 16:50:09,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 3311 states and 8757 transitions. [2022-03-01 16:50:09,489 INFO L78 Accepts]: Start accepts. Automaton has 3311 states and 8757 transitions. Word has length 94 [2022-03-01 16:50:09,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:09,489 INFO L470 AbstractCegarLoop]: Abstraction has 3311 states and 8757 transitions. [2022-03-01 16:50:09,489 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) [2022-03-01 16:50:09,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3311 states and 8757 transitions. [2022-03-01 16:50:09,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:50:09,492 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:09,492 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:09,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable365 [2022-03-01 16:50:09,492 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)] === [2022-03-01 16:50:09,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:09,492 INFO L85 PathProgramCache]: Analyzing trace with hash -2142311728, now seen corresponding path program 1 times [2022-03-01 16:50:09,492 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:09,493 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52440795] [2022-03-01 16:50:09,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:09,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:10,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:10,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:10,416 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52440795] [2022-03-01 16:50:10,416 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52440795] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:10,416 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:10,416 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:10,416 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818074420] [2022-03-01 16:50:10,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:10,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:10,416 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:10,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:10,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=470, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:10,416 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) [2022-03-01 16:50:16,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:16,732 INFO L93 Difference]: Finished difference Result 6345 states and 16062 transitions. [2022-03-01 16:50:16,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 16:50:16,732 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 [2022-03-01 16:50:16,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:16,741 INFO L225 Difference]: With dead ends: 6345 [2022-03-01 16:50:16,741 INFO L226 Difference]: Without dead ends: 6345 [2022-03-01 16:50:16,741 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=861, Invalid=2001, Unknown=0, NotChecked=0, Total=2862 [2022-03-01 16:50:16,741 INFO L933 BasicCegarLoop]: 407 mSDtfsCounter, 2856 mSDsluCounter, 3166 mSDsCounter, 0 mSdLazyCounter, 2860 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s 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, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:16,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2856 Valid, 3399 Invalid, 3131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 2860 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:50:16,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6345 states. [2022-03-01 16:50:16,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6345 to 3424. [2022-03-01 16:50:16,791 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) [2022-03-01 16:50:16,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 3424 states and 9096 transitions. [2022-03-01 16:50:16,795 INFO L78 Accepts]: Start accepts. Automaton has 3424 states and 9096 transitions. Word has length 98 [2022-03-01 16:50:16,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:16,796 INFO L470 AbstractCegarLoop]: Abstraction has 3424 states and 9096 transitions. [2022-03-01 16:50:16,796 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) [2022-03-01 16:50:16,796 INFO L276 IsEmpty]: Start isEmpty. Operand 3424 states and 9096 transitions. [2022-03-01 16:50:16,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:50:16,798 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:16,798 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:16,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable366 [2022-03-01 16:50:16,799 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)] === [2022-03-01 16:50:16,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:16,799 INFO L85 PathProgramCache]: Analyzing trace with hash -2138024428, now seen corresponding path program 2 times [2022-03-01 16:50:16,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:16,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134961300] [2022-03-01 16:50:16,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:16,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:17,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:17,610 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:17,610 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134961300] [2022-03-01 16:50:17,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134961300] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:17,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:17,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:17,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989905337] [2022-03-01 16:50:17,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:17,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:17,611 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:17,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:17,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=472, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:17,611 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) [2022-03-01 16:50:22,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:22,058 INFO L93 Difference]: Finished difference Result 6403 states and 16215 transitions. [2022-03-01 16:50:22,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-01 16:50:22,058 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 [2022-03-01 16:50:22,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:22,069 INFO L225 Difference]: With dead ends: 6403 [2022-03-01 16:50:22,069 INFO L226 Difference]: Without dead ends: 6403 [2022-03-01 16:50:22,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 429 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=1067, Invalid=2473, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:50:22,070 INFO L933 BasicCegarLoop]: 409 mSDtfsCounter, 2741 mSDsluCounter, 3541 mSDsCounter, 0 mSdLazyCounter, 3254 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s 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, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:22,070 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2741 Valid, 3766 Invalid, 3462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 3254 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 16:50:22,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6403 states. [2022-03-01 16:50:22,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6403 to 3433. [2022-03-01 16:50:22,158 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) [2022-03-01 16:50:22,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 3433 states and 9123 transitions. [2022-03-01 16:50:22,165 INFO L78 Accepts]: Start accepts. Automaton has 3433 states and 9123 transitions. Word has length 98 [2022-03-01 16:50:22,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:22,165 INFO L470 AbstractCegarLoop]: Abstraction has 3433 states and 9123 transitions. [2022-03-01 16:50:22,165 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) [2022-03-01 16:50:22,165 INFO L276 IsEmpty]: Start isEmpty. Operand 3433 states and 9123 transitions. [2022-03-01 16:50:22,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:50:22,169 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:22,169 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:22,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable367 [2022-03-01 16:50:22,169 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)] === [2022-03-01 16:50:22,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:22,170 INFO L85 PathProgramCache]: Analyzing trace with hash -2138160208, now seen corresponding path program 3 times [2022-03-01 16:50:22,170 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:22,171 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787130260] [2022-03-01 16:50:22,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:22,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:23,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:23,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:23,071 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787130260] [2022-03-01 16:50:23,071 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787130260] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:23,071 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:23,071 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:23,071 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654447428] [2022-03-01 16:50:23,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:23,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:23,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:23,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:23,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=471, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:23,072 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) [2022-03-01 16:50:29,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:29,678 INFO L93 Difference]: Finished difference Result 6383 states and 16167 transitions. [2022-03-01 16:50:29,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 16:50:29,678 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 [2022-03-01 16:50:29,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:29,685 INFO L225 Difference]: With dead ends: 6383 [2022-03-01 16:50:29,685 INFO L226 Difference]: Without dead ends: 6383 [2022-03-01 16:50:29,685 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 [2022-03-01 16:50:29,686 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 [2022-03-01 16:50:29,686 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] [2022-03-01 16:50:29,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6383 states. [2022-03-01 16:50:29,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6383 to 3433. [2022-03-01 16:50:29,728 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) [2022-03-01 16:50:29,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 3433 states and 9123 transitions. [2022-03-01 16:50:29,733 INFO L78 Accepts]: Start accepts. Automaton has 3433 states and 9123 transitions. Word has length 98 [2022-03-01 16:50:29,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:29,734 INFO L470 AbstractCegarLoop]: Abstraction has 3433 states and 9123 transitions. [2022-03-01 16:50:29,734 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) [2022-03-01 16:50:29,734 INFO L276 IsEmpty]: Start isEmpty. Operand 3433 states and 9123 transitions. [2022-03-01 16:50:29,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:50:29,737 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:29,737 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:29,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable368 [2022-03-01 16:50:29,737 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)] === [2022-03-01 16:50:29,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:29,737 INFO L85 PathProgramCache]: Analyzing trace with hash 2010552498, now seen corresponding path program 4 times [2022-03-01 16:50:29,737 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:29,737 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566483030] [2022-03-01 16:50:29,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:29,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:30,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:30,557 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:30,557 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566483030] [2022-03-01 16:50:30,557 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566483030] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:30,557 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:30,557 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:30,557 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776264708] [2022-03-01 16:50:30,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:30,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:30,557 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:30,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:30,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=470, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:30,557 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) [2022-03-01 16:50:34,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:34,303 INFO L93 Difference]: Finished difference Result 6310 states and 15997 transitions. [2022-03-01 16:50:34,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 16:50:34,303 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 [2022-03-01 16:50:34,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:34,311 INFO L225 Difference]: With dead ends: 6310 [2022-03-01 16:50:34,311 INFO L226 Difference]: Without dead ends: 6310 [2022-03-01 16:50:34,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=850, Invalid=2012, Unknown=0, NotChecked=0, Total=2862 [2022-03-01 16:50:34,312 INFO L933 BasicCegarLoop]: 407 mSDtfsCounter, 2785 mSDsluCounter, 3440 mSDsCounter, 0 mSdLazyCounter, 3177 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s 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, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:34,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2785 Valid, 3664 Invalid, 3369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 3177 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:50:34,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6310 states. [2022-03-01 16:50:34,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6310 to 3437. [2022-03-01 16:50:34,355 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) [2022-03-01 16:50:34,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 3437 states and 9135 transitions. [2022-03-01 16:50:34,359 INFO L78 Accepts]: Start accepts. Automaton has 3437 states and 9135 transitions. Word has length 98 [2022-03-01 16:50:34,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:34,359 INFO L470 AbstractCegarLoop]: Abstraction has 3437 states and 9135 transitions. [2022-03-01 16:50:34,359 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) [2022-03-01 16:50:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 9135 transitions. [2022-03-01 16:50:34,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:50:34,362 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:34,362 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:34,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable369 [2022-03-01 16:50:34,362 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)] === [2022-03-01 16:50:34,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:34,362 INFO L85 PathProgramCache]: Analyzing trace with hash 2143014258, now seen corresponding path program 5 times [2022-03-01 16:50:34,362 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:34,362 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393171972] [2022-03-01 16:50:34,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:34,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:35,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:35,621 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:35,621 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393171972] [2022-03-01 16:50:35,621 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393171972] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:35,621 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:35,621 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:35,621 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994303291] [2022-03-01 16:50:35,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:35,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:35,621 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:35,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:35,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=470, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:35,621 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) [2022-03-01 16:50:41,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:41,306 INFO L93 Difference]: Finished difference Result 6308 states and 16023 transitions. [2022-03-01 16:50:41,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:50:41,306 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 [2022-03-01 16:50:41,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:41,315 INFO L225 Difference]: With dead ends: 6308 [2022-03-01 16:50:41,316 INFO L226 Difference]: Without dead ends: 6308 [2022-03-01 16:50:41,316 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=709, Invalid=1741, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:50:41,316 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 2935 mSDsluCounter, 3441 mSDsCounter, 0 mSdLazyCounter, 3256 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s 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 [2022-03-01 16:50:41,316 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] [2022-03-01 16:50:41,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6308 states. [2022-03-01 16:50:41,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6308 to 3437. [2022-03-01 16:50:41,378 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) [2022-03-01 16:50:41,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 3437 states and 9135 transitions. [2022-03-01 16:50:41,383 INFO L78 Accepts]: Start accepts. Automaton has 3437 states and 9135 transitions. Word has length 98 [2022-03-01 16:50:41,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:41,383 INFO L470 AbstractCegarLoop]: Abstraction has 3437 states and 9135 transitions. [2022-03-01 16:50:41,383 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) [2022-03-01 16:50:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 9135 transitions. [2022-03-01 16:50:41,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:50:41,385 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:41,386 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:41,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable370 [2022-03-01 16:50:41,386 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)] === [2022-03-01 16:50:41,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:41,387 INFO L85 PathProgramCache]: Analyzing trace with hash 2138805078, now seen corresponding path program 6 times [2022-03-01 16:50:41,387 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:41,387 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135307360] [2022-03-01 16:50:41,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:41,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:42,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:42,778 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:42,778 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135307360] [2022-03-01 16:50:42,778 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135307360] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:42,778 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:42,778 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:42,778 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536771649] [2022-03-01 16:50:42,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:42,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:42,778 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:42,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:42,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=470, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:42,778 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) Received shutdown request... [2022-03-01 16:50:43,414 WARN L244 SmtUtils]: Removed 17 from assertion stack [2022-03-01 16:50:43,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-01 16:50:43,414 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=184, Invalid=808, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:50:43,414 INFO L933 BasicCegarLoop]: 93 mSDtfsCounter, 340 mSDsluCounter, 1206 mSDsCounter, 0 mSdLazyCounter, 551 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 1284 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:43,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [340 Valid, 1284 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 551 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-01 16:50:43,415 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (20 of 21 remaining) [2022-03-01 16:50:43,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable371 [2022-03-01 16:50:43,415 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. [2022-03-01 16:50:43,416 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (19 of 21 remaining) [2022-03-01 16:50:43,418 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (18 of 21 remaining) [2022-03-01 16:50:43,418 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 21 remaining) [2022-03-01 16:50:43,418 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 21 remaining) [2022-03-01 16:50:43,418 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (15 of 21 remaining) [2022-03-01 16:50:43,418 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (14 of 21 remaining) [2022-03-01 16:50:43,418 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (13 of 21 remaining) [2022-03-01 16:50:43,418 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (12 of 21 remaining) [2022-03-01 16:50:43,418 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (11 of 21 remaining) [2022-03-01 16:50:43,418 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 21 remaining) [2022-03-01 16:50:43,418 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (9 of 21 remaining) [2022-03-01 16:50:43,419 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 21 remaining) [2022-03-01 16:50:43,419 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (7 of 21 remaining) [2022-03-01 16:50:43,419 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 21 remaining) [2022-03-01 16:50:43,419 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (5 of 21 remaining) [2022-03-01 16:50:43,419 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (4 of 21 remaining) [2022-03-01 16:50:43,419 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (3 of 21 remaining) [2022-03-01 16:50:43,419 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 21 remaining) [2022-03-01 16:50:43,419 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 21 remaining) [2022-03-01 16:50:43,419 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 21 remaining) [2022-03-01 16:50:43,421 INFO L732 BasicCegarLoop]: Path program histogram: [113, 107, 69, 69, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:43,424 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-01 16:50:43,424 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-01 16:50:43,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.03 04:50:43 BasicIcfg [2022-03-01 16:50:43,427 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-01 16:50:43,428 INFO L158 Benchmark]: Toolchain (without parser) took 840788.79ms. Allocated memory was 218.1MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 191.2MB in the beginning and 992.5MB in the end (delta: -801.3MB). Peak memory consumption was 884.6MB. Max. memory is 8.0GB. [2022-03-01 16:50:43,428 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 218.1MB. Free memory is still 181.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-01 16:50:43,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 712.44ms. Allocated memory is still 218.1MB. Free memory was 191.0MB in the beginning and 149.1MB in the end (delta: 41.9MB). Peak memory consumption was 44.2MB. Max. memory is 8.0GB. [2022-03-01 16:50:43,428 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.11ms. Allocated memory is still 218.1MB. Free memory was 149.1MB in the beginning and 145.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-01 16:50:43,428 INFO L158 Benchmark]: Boogie Preprocessor took 42.28ms. Allocated memory is still 218.1MB. Free memory was 145.0MB in the beginning and 141.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-01 16:50:43,428 INFO L158 Benchmark]: RCFGBuilder took 651.39ms. Allocated memory was 218.1MB in the beginning and 285.2MB in the end (delta: 67.1MB). Free memory was 141.3MB in the beginning and 240.2MB in the end (delta: -98.9MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-03-01 16:50:43,428 INFO L158 Benchmark]: TraceAbstraction took 839295.73ms. Allocated memory was 285.2MB in the beginning and 1.9GB in the end (delta: 1.6GB). Free memory was 239.7MB in the beginning and 992.5MB in the end (delta: -752.8MB). Peak memory consumption was 865.7MB. Max. memory is 8.0GB. [2022-03-01 16:50:43,428 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks [2022-03-01 16:50:43,429 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 Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 218.1MB. Free memory is still 181.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 712.44ms. Allocated memory is still 218.1MB. Free memory was 191.0MB in the beginning and 149.1MB in the end (delta: 41.9MB). Peak memory consumption was 44.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 81.11ms. Allocated memory is still 218.1MB. Free memory was 149.1MB in the beginning and 145.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 42.28ms. Allocated memory is still 218.1MB. Free memory was 145.0MB in the beginning and 141.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 651.39ms. Allocated memory was 218.1MB in the beginning and 285.2MB in the end (delta: 67.1MB). Free memory was 141.3MB in the beginning and 240.2MB in the end (delta: -98.9MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 839295.73ms. Allocated memory was 285.2MB in the beginning and 1.9GB in the end (delta: 1.6GB). Free memory was 239.7MB in the beginning and 992.5MB in the end (delta: -752.8MB). Peak memory consumption was 865.7MB. 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 (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - TimeoutResultAtElement [Line: 1706]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - TimeoutResultAtElement [Line: 1707]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - TimeoutResultAtElement [Line: 1742]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - TimeoutResultAtElement [Line: 1743]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - TimeoutResultAtElement [Line: 1721]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - TimeoutResultAtElement [Line: 1744]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - TimeoutResultAtElement [Line: 1738]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - TimeoutResultAtElement [Line: 1745]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - TimeoutResultAtElement [Line: 1739]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - 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 (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - 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 (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - TimeoutResultAtElement [Line: 1693]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - TimeoutResultAtElement [Line: 1696]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - TimeoutResultAtElement [Line: 1699]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3437states) and FLOYD_HOARE automaton (currently 12 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 69 for 57ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 243 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 839.2s, OverallIterations: 372, TraceHistogramMax: 1, PathProgramHistogramMax: 113, EmptinessCheckTime: 1.3s, AutomataDifference: 586.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.4s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 482417 SdHoareTripleChecker+Valid, 432.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 482417 mSDsluCounter, 694072 SdHoareTripleChecker+Invalid, 375.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 584655 mSDsCounter, 74789 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 575042 IncrementalHoareTripleChecker+Invalid, 649831 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 74789 mSolverCounterUnsat, 122238 mSDtfsCounter, 575042 mSolverCounterSat, 2.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12784 GetRequests, 730 SyntacticMatches, 5 SemanticMatches, 12048 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35475 ImplicationChecksByTransitivity, 197.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16277occurred in iteration=0, InterpolantAutomatonStates: 7644, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 22.0s AutomataMinimizationTime, 371 MinimizatonAttempts, 423675 StatesRemovedByMinimization, 369 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 218.5s InterpolantComputationTime, 34471 NumberOfCodeBlocks, 34471 NumberOfCodeBlocksAsserted, 372 NumberOfCheckSat, 34099 ConstructedInterpolants, 0 QuantifiedInterpolants, 376238 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 372 InterpolantComputations, 372 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