/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_4-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 14:56:08,038 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-03-15 14:56:08,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 14:56:08,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 14:56:08,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 14:56:08,119 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-15 14:56:08,143 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 14:56:08,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 14:56:08,144 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-15 14:56:08,144 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-15 14:56:08,145 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 14:56:08,145 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 14:56:08,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 14:56:08,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 14:56:08,146 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 14:56:08,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 14:56:08,146 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 14:56:08,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 14:56:08,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 14:56:08,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 14:56:08,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 14:56:08,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 14:56:08,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 14:56:08,150 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 14:56:08,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 14:56:08,150 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 14:56:08,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 14:56:08,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 14:56:08,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 14:56:08,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 14:56:08,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 14:56:08,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 14:56:08,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 14:56:08,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-15 14:56:08,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 14:56:08,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 14:56:08,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 14:56:08,153 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-15 14:56:08,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 14:56:08,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 14:56:08,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 14:56:08,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 14:56:08,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 14:56:08,395 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 14:56:08,395 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 14:56:08,396 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2022-03-15 14:56:08,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7005ba744/d39806e929404fd5a904e9e261b93428/FLAG7f39663ef [2022-03-15 14:56:08,987 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 14:56:08,987 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2022-03-15 14:56:09,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7005ba744/d39806e929404fd5a904e9e261b93428/FLAG7f39663ef [2022-03-15 14:56:09,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7005ba744/d39806e929404fd5a904e9e261b93428 [2022-03-15 14:56:09,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 14:56:09,472 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 14:56:09,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 14:56:09,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 14:56:09,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 14:56:09,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 02:56:09" (1/1) ... [2022-03-15 14:56:09,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e8ff43c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:09, skipping insertion in model container [2022-03-15 14:56:09,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 02:56:09" (1/1) ... [2022-03-15 14:56:09,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 14:56:09,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 14:56:09,696 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-15 14:56:10,070 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_4-container_of.i[75002,75015] [2022-03-15 14:56:10,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 14:56:10,128 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 14:56:10,141 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-15 14:56:10,171 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_4-container_of.i[75002,75015] [2022-03-15 14:56:10,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 14:56:10,273 INFO L208 MainTranslator]: Completed translation [2022-03-15 14:56:10,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:10 WrapperNode [2022-03-15 14:56:10,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 14:56:10,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 14:56:10,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 14:56:10,274 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 14:56:10,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:10" (1/1) ... [2022-03-15 14:56:10,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:10" (1/1) ... [2022-03-15 14:56:10,349 INFO L137 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 225 [2022-03-15 14:56:10,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 14:56:10,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 14:56:10,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 14:56:10,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 14:56:10,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:10" (1/1) ... [2022-03-15 14:56:10,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:10" (1/1) ... [2022-03-15 14:56:10,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:10" (1/1) ... [2022-03-15 14:56:10,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:10" (1/1) ... [2022-03-15 14:56:10,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:10" (1/1) ... [2022-03-15 14:56:10,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:10" (1/1) ... [2022-03-15 14:56:10,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:10" (1/1) ... [2022-03-15 14:56:10,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 14:56:10,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 14:56:10,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 14:56:10,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 14:56:10,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:10" (1/1) ... [2022-03-15 14:56:10,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 14:56:10,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 14:56:10,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 14:56:10,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 14:56:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-15 14:56:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 14:56:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-15 14:56:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 14:56:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-15 14:56:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 14:56:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-15 14:56:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 14:56:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 14:56:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-03-15 14:56:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-03-15 14:56:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 14:56:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 14:56:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 14:56:10,473 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 14:56:10,778 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 14:56:10,779 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 14:56:11,169 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 14:56:11,235 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 14:56:11,235 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-15 14:56:11,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 02:56:11 BoogieIcfgContainer [2022-03-15 14:56:11,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 14:56:11,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 14:56:11,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 14:56:11,241 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 14:56:11,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 02:56:09" (1/3) ... [2022-03-15 14:56:11,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@301ea7e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 02:56:11, skipping insertion in model container [2022-03-15 14:56:11,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:56:10" (2/3) ... [2022-03-15 14:56:11,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@301ea7e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 02:56:11, skipping insertion in model container [2022-03-15 14:56:11,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 02:56:11" (3/3) ... [2022-03-15 14:56:11,243 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_4-container_of.i [2022-03-15 14:56:11,247 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 14:56:11,247 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-15 14:56:11,247 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2022-03-15 14:56:11,247 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 14:56:11,288 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,288 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,289 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,289 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,289 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,289 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,289 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,289 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,289 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,289 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,290 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,290 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,290 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,290 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,290 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,290 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,290 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,290 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,290 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,291 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,291 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,291 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,291 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,291 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,292 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,292 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,292 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,292 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,292 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,292 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,293 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,293 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,293 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,293 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,293 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,293 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,293 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,293 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,294 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,294 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,294 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,294 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,294 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,294 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,294 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,295 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,295 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,295 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,295 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,295 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,296 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,296 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,296 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,296 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,296 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,296 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,297 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,297 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,297 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,297 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,297 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,297 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,298 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,298 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,298 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,298 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,298 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,298 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,299 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,299 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,299 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,299 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,299 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,299 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,300 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,300 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,300 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,300 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,301 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,301 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,301 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,301 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,302 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,302 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,302 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,303 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,305 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,309 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,310 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,310 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,310 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,310 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,312 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,312 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,312 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,312 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,313 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,313 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,313 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,314 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,314 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,314 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,315 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,316 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,316 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,317 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,317 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,317 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,317 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,317 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,318 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,318 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,318 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,318 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,318 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,318 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,319 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,319 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,319 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,319 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,320 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,320 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,321 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,321 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,321 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,321 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,321 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,322 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,322 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,322 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,322 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,322 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,322 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,323 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,323 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,323 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,323 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,324 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,324 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,324 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,324 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,324 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,324 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,324 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,324 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,325 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,325 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,326 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,326 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,326 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,326 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,331 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,331 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,331 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,331 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,332 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,332 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,332 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,332 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,332 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,332 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,332 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,332 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,333 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,333 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,333 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,334 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,334 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,334 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,334 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,334 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,334 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,334 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,334 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,335 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,335 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,338 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,338 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,338 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,339 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,339 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 14:56:11,343 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-15 14:56:11,391 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 14:56:11,396 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 14:56:11,396 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-15 14:56:11,413 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 247 transitions, 510 flow [2022-03-15 14:56:12,282 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 26181 states, 25988 states have (on average 2.8921810066184395) internal successors, (75162), 26180 states have internal predecessors, (75162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:12,391 INFO L276 IsEmpty]: Start isEmpty. Operand has 26181 states, 25988 states have (on average 2.8921810066184395) internal successors, (75162), 26180 states have internal predecessors, (75162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:12,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-03-15 14:56:12,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:12,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:12,400 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:12,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:12,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1565249472, now seen corresponding path program 1 times [2022-03-15 14:56:12,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:12,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745841545] [2022-03-15 14:56:12,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:12,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:12,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:12,846 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:12,846 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745841545] [2022-03-15 14:56:12,846 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745841545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:12,846 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:12,847 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:56:12,848 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801175214] [2022-03-15 14:56:12,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:12,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:56:12,852 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:12,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:56:12,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:12,922 INFO L87 Difference]: Start difference. First operand has 26181 states, 25988 states have (on average 2.8921810066184395) internal successors, (75162), 26180 states have internal predecessors, (75162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:13,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:13,357 INFO L93 Difference]: Finished difference Result 16669 states and 46907 transitions. [2022-03-15 14:56:13,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:56:13,359 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2022-03-15 14:56:13,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:13,437 INFO L225 Difference]: With dead ends: 16669 [2022-03-15 14:56:13,437 INFO L226 Difference]: Without dead ends: 13529 [2022-03-15 14:56:13,438 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:13,441 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 3 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:13,442 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 351 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 14:56:13,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13529 states. [2022-03-15 14:56:13,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13529 to 13529. [2022-03-15 14:56:13,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13529 states, 13515 states have (on average 2.8074731779504254) internal successors, (37943), 13528 states have internal predecessors, (37943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:13,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13529 states to 13529 states and 37943 transitions. [2022-03-15 14:56:13,946 INFO L78 Accepts]: Start accepts. Automaton has 13529 states and 37943 transitions. Word has length 43 [2022-03-15 14:56:13,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:13,946 INFO L470 AbstractCegarLoop]: Abstraction has 13529 states and 37943 transitions. [2022-03-15 14:56:13,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:13,947 INFO L276 IsEmpty]: Start isEmpty. Operand 13529 states and 37943 transitions. [2022-03-15 14:56:13,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-03-15 14:56:13,949 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:13,949 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] [2022-03-15 14:56:13,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 14:56:13,949 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:13,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:13,951 INFO L85 PathProgramCache]: Analyzing trace with hash -2129762661, now seen corresponding path program 1 times [2022-03-15 14:56:13,952 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:13,952 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707461141] [2022-03-15 14:56:13,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:13,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:14,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:14,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:14,163 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707461141] [2022-03-15 14:56:14,163 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707461141] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:14,163 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:14,163 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:56:14,163 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660461871] [2022-03-15 14:56:14,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:14,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:56:14,165 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:14,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:56:14,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:14,165 INFO L87 Difference]: Start difference. First operand 13529 states and 37943 transitions. Second operand has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:14,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:14,411 INFO L93 Difference]: Finished difference Result 13528 states and 37942 transitions. [2022-03-15 14:56:14,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:56:14,411 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-03-15 14:56:14,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:14,572 INFO L225 Difference]: With dead ends: 13528 [2022-03-15 14:56:14,573 INFO L226 Difference]: Without dead ends: 13528 [2022-03-15 14:56:14,575 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:14,576 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 4 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:14,576 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 315 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 14:56:14,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13528 states. [2022-03-15 14:56:14,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13528 to 13528. [2022-03-15 14:56:14,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13528 states, 13515 states have (on average 2.80739918608953) internal successors, (37942), 13527 states have internal predecessors, (37942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:14,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13528 states to 13528 states and 37942 transitions. [2022-03-15 14:56:14,963 INFO L78 Accepts]: Start accepts. Automaton has 13528 states and 37942 transitions. Word has length 51 [2022-03-15 14:56:14,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:14,964 INFO L470 AbstractCegarLoop]: Abstraction has 13528 states and 37942 transitions. [2022-03-15 14:56:14,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:14,964 INFO L276 IsEmpty]: Start isEmpty. Operand 13528 states and 37942 transitions. [2022-03-15 14:56:14,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-03-15 14:56:14,966 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:14,967 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:14,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 14:56:14,967 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:14,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:14,968 INFO L85 PathProgramCache]: Analyzing trace with hash 2057709957, now seen corresponding path program 1 times [2022-03-15 14:56:14,968 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:14,968 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168247216] [2022-03-15 14:56:14,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:14,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:15,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:15,153 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:15,153 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168247216] [2022-03-15 14:56:15,153 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168247216] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:15,153 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:15,154 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:56:15,154 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002588448] [2022-03-15 14:56:15,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:15,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:56:15,154 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:15,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:56:15,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:15,155 INFO L87 Difference]: Start difference. First operand 13528 states and 37942 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:15,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:15,748 INFO L93 Difference]: Finished difference Result 14123 states and 39589 transitions. [2022-03-15 14:56:15,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:56:15,749 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2022-03-15 14:56:15,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:15,796 INFO L225 Difference]: With dead ends: 14123 [2022-03-15 14:56:15,796 INFO L226 Difference]: Without dead ends: 14123 [2022-03-15 14:56:15,800 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:15,803 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 82 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:15,804 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [82 Valid, 717 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 14:56:15,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14123 states. [2022-03-15 14:56:16,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14123 to 13991. [2022-03-15 14:56:16,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13991 states, 13979 states have (on average 2.8057085628442664) internal successors, (39221), 13990 states have internal predecessors, (39221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:16,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13991 states to 13991 states and 39221 transitions. [2022-03-15 14:56:16,215 INFO L78 Accepts]: Start accepts. Automaton has 13991 states and 39221 transitions. Word has length 72 [2022-03-15 14:56:16,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:16,215 INFO L470 AbstractCegarLoop]: Abstraction has 13991 states and 39221 transitions. [2022-03-15 14:56:16,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:16,216 INFO L276 IsEmpty]: Start isEmpty. Operand 13991 states and 39221 transitions. [2022-03-15 14:56:16,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-03-15 14:56:16,223 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:16,223 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:16,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 14:56:16,224 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:16,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:16,224 INFO L85 PathProgramCache]: Analyzing trace with hash -496369643, now seen corresponding path program 1 times [2022-03-15 14:56:16,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:16,225 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759600541] [2022-03-15 14:56:16,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:16,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:16,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:16,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:16,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759600541] [2022-03-15 14:56:16,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759600541] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:16,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:16,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:56:16,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362437252] [2022-03-15 14:56:16,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:16,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 14:56:16,361 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:16,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 14:56:16,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-15 14:56:16,362 INFO L87 Difference]: Start difference. First operand 13991 states and 39221 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:16,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:16,541 INFO L93 Difference]: Finished difference Result 14015 states and 39244 transitions. [2022-03-15 14:56:16,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:56:16,541 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2022-03-15 14:56:16,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:16,591 INFO L225 Difference]: With dead ends: 14015 [2022-03-15 14:56:16,591 INFO L226 Difference]: Without dead ends: 14015 [2022-03-15 14:56:16,592 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-03-15 14:56:16,592 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 86 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 747 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:16,593 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 747 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 14:56:16,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14015 states. [2022-03-15 14:56:16,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14015 to 13975. [2022-03-15 14:56:17,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13975 states, 13964 states have (on average 2.807576625608708) internal successors, (39205), 13974 states have internal predecessors, (39205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:17,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13975 states to 13975 states and 39205 transitions. [2022-03-15 14:56:17,053 INFO L78 Accepts]: Start accepts. Automaton has 13975 states and 39205 transitions. Word has length 78 [2022-03-15 14:56:17,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:17,054 INFO L470 AbstractCegarLoop]: Abstraction has 13975 states and 39205 transitions. [2022-03-15 14:56:17,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:17,054 INFO L276 IsEmpty]: Start isEmpty. Operand 13975 states and 39205 transitions. [2022-03-15 14:56:17,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-03-15 14:56:17,057 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:17,058 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:17,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 14:56:17,058 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:17,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:17,059 INFO L85 PathProgramCache]: Analyzing trace with hash 8979447, now seen corresponding path program 1 times [2022-03-15 14:56:17,059 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:17,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373236717] [2022-03-15 14:56:17,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:17,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:17,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:17,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:17,223 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:17,223 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373236717] [2022-03-15 14:56:17,224 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373236717] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:17,224 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:17,225 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:56:17,225 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515597419] [2022-03-15 14:56:17,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:17,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:56:17,226 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:17,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:56:17,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:17,226 INFO L87 Difference]: Start difference. First operand 13975 states and 39205 transitions. Second operand has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:17,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:17,491 INFO L93 Difference]: Finished difference Result 14570 states and 40852 transitions. [2022-03-15 14:56:17,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:56:17,491 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2022-03-15 14:56:17,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:17,527 INFO L225 Difference]: With dead ends: 14570 [2022-03-15 14:56:17,527 INFO L226 Difference]: Without dead ends: 14570 [2022-03-15 14:56:17,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:17,528 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 84 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:17,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 451 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 14:56:17,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14570 states. [2022-03-15 14:56:17,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14570 to 14438. [2022-03-15 14:56:18,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14438 states, 14428 states have (on average 2.8059329082339897) internal successors, (40484), 14437 states have internal predecessors, (40484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:18,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 40484 transitions. [2022-03-15 14:56:18,047 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 40484 transitions. Word has length 80 [2022-03-15 14:56:18,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:18,047 INFO L470 AbstractCegarLoop]: Abstraction has 14438 states and 40484 transitions. [2022-03-15 14:56:18,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:18,048 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 40484 transitions. [2022-03-15 14:56:18,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-15 14:56:18,054 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:18,054 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:18,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 14:56:18,054 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:18,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:18,055 INFO L85 PathProgramCache]: Analyzing trace with hash 856795434, now seen corresponding path program 1 times [2022-03-15 14:56:18,055 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:18,055 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667618958] [2022-03-15 14:56:18,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:18,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:18,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:18,179 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:18,179 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667618958] [2022-03-15 14:56:18,179 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667618958] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:18,179 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:18,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:56:18,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557405321] [2022-03-15 14:56:18,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:18,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:56:18,180 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:18,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:56:18,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:18,181 INFO L87 Difference]: Start difference. First operand 14438 states and 40484 transitions. Second operand has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:18,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:18,572 INFO L93 Difference]: Finished difference Result 16753 states and 46787 transitions. [2022-03-15 14:56:18,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:56:18,572 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2022-03-15 14:56:18,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:18,611 INFO L225 Difference]: With dead ends: 16753 [2022-03-15 14:56:18,612 INFO L226 Difference]: Without dead ends: 16753 [2022-03-15 14:56:18,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:18,613 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 176 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:18,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [176 Valid, 535 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 14:56:18,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16753 states. [2022-03-15 14:56:18,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16753 to 14900. [2022-03-15 14:56:18,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14900 states, 14892 states have (on average 2.804324469513833) internal successors, (41762), 14899 states have internal predecessors, (41762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:19,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14900 states to 14900 states and 41762 transitions. [2022-03-15 14:56:19,114 INFO L78 Accepts]: Start accepts. Automaton has 14900 states and 41762 transitions. Word has length 87 [2022-03-15 14:56:19,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:19,114 INFO L470 AbstractCegarLoop]: Abstraction has 14900 states and 41762 transitions. [2022-03-15 14:56:19,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:19,114 INFO L276 IsEmpty]: Start isEmpty. Operand 14900 states and 41762 transitions. [2022-03-15 14:56:19,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-03-15 14:56:19,129 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:19,130 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:19,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 14:56:19,130 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:19,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:19,131 INFO L85 PathProgramCache]: Analyzing trace with hash 2029226046, now seen corresponding path program 1 times [2022-03-15 14:56:19,131 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:19,131 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370224246] [2022-03-15 14:56:19,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:19,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:19,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:19,251 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:19,251 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370224246] [2022-03-15 14:56:19,251 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370224246] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:19,251 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:19,252 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:56:19,252 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33061089] [2022-03-15 14:56:19,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:19,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 14:56:19,252 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:19,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 14:56:19,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:19,253 INFO L87 Difference]: Start difference. First operand 14900 states and 41762 transitions. Second operand has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:19,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:19,753 INFO L93 Difference]: Finished difference Result 15688 states and 43614 transitions. [2022-03-15 14:56:19,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:56:19,754 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2022-03-15 14:56:19,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:19,778 INFO L225 Difference]: With dead ends: 15688 [2022-03-15 14:56:19,778 INFO L226 Difference]: Without dead ends: 15688 [2022-03-15 14:56:19,779 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 14:56:19,779 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 118 mSDsluCounter, 660 mSDsCounter, 0 mSdLazyCounter, 432 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 931 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:19,780 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 931 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 432 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-15 14:56:19,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15688 states. [2022-03-15 14:56:20,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15688 to 15364. [2022-03-15 14:56:20,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15364 states, 15356 states have (on average 2.8029434748632456) internal successors, (43042), 15363 states have internal predecessors, (43042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:20,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15364 states to 15364 states and 43042 transitions. [2022-03-15 14:56:20,146 INFO L78 Accepts]: Start accepts. Automaton has 15364 states and 43042 transitions. Word has length 90 [2022-03-15 14:56:20,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:20,147 INFO L470 AbstractCegarLoop]: Abstraction has 15364 states and 43042 transitions. [2022-03-15 14:56:20,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:20,148 INFO L276 IsEmpty]: Start isEmpty. Operand 15364 states and 43042 transitions. [2022-03-15 14:56:20,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-03-15 14:56:20,159 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:20,159 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:20,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 14:56:20,159 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:20,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:20,160 INFO L85 PathProgramCache]: Analyzing trace with hash -344546853, now seen corresponding path program 1 times [2022-03-15 14:56:20,160 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:20,160 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202126356] [2022-03-15 14:56:20,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:20,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:20,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:20,235 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:20,235 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202126356] [2022-03-15 14:56:20,235 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202126356] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:20,235 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:20,235 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 14:56:20,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352575763] [2022-03-15 14:56:20,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:20,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 14:56:20,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:20,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 14:56:20,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-15 14:56:20,237 INFO L87 Difference]: Start difference. First operand 15364 states and 43042 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:20,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:20,369 INFO L93 Difference]: Finished difference Result 5974 states and 16279 transitions. [2022-03-15 14:56:20,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 14:56:20,370 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-03-15 14:56:20,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:20,379 INFO L225 Difference]: With dead ends: 5974 [2022-03-15 14:56:20,380 INFO L226 Difference]: Without dead ends: 5974 [2022-03-15 14:56:20,380 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-03-15 14:56:20,381 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 308 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:20,381 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [308 Valid, 842 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 14:56:20,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5974 states. [2022-03-15 14:56:20,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5974 to 5936. [2022-03-15 14:56:20,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5936 states, 5932 states have (on average 2.7380310182063385) internal successors, (16242), 5935 states have internal predecessors, (16242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:20,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5936 states to 5936 states and 16242 transitions. [2022-03-15 14:56:20,477 INFO L78 Accepts]: Start accepts. Automaton has 5936 states and 16242 transitions. Word has length 92 [2022-03-15 14:56:20,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:20,477 INFO L470 AbstractCegarLoop]: Abstraction has 5936 states and 16242 transitions. [2022-03-15 14:56:20,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:20,478 INFO L276 IsEmpty]: Start isEmpty. Operand 5936 states and 16242 transitions. [2022-03-15 14:56:20,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:20,487 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:20,487 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, 1, 1, 1, 1] [2022-03-15 14:56:20,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-15 14:56:20,487 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:20,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:20,488 INFO L85 PathProgramCache]: Analyzing trace with hash 66192853, now seen corresponding path program 1 times [2022-03-15 14:56:20,488 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:20,488 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770915358] [2022-03-15 14:56:20,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:20,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:21,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:21,273 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:21,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770915358] [2022-03-15 14:56:21,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770915358] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:21,274 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:21,274 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:21,274 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284790195] [2022-03-15 14:56:21,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:21,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:21,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:21,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:21,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:21,275 INFO L87 Difference]: Start difference. First operand 5936 states and 16242 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:22,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:22,985 INFO L93 Difference]: Finished difference Result 6707 states and 17971 transitions. [2022-03-15 14:56:22,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:22,985 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:22,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:22,999 INFO L225 Difference]: With dead ends: 6707 [2022-03-15 14:56:22,999 INFO L226 Difference]: Without dead ends: 6707 [2022-03-15 14:56:23,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:23,000 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1648 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 1104 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1648 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 1306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:23,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1648 Valid, 1700 Invalid, 1306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1104 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:23,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6707 states. [2022-03-15 14:56:23,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6707 to 6020. [2022-03-15 14:56:23,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6020 states, 6016 states have (on average 2.7406914893617023) internal successors, (16488), 6019 states have internal predecessors, (16488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:23,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6020 states to 6020 states and 16488 transitions. [2022-03-15 14:56:23,146 INFO L78 Accepts]: Start accepts. Automaton has 6020 states and 16488 transitions. Word has length 98 [2022-03-15 14:56:23,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:23,146 INFO L470 AbstractCegarLoop]: Abstraction has 6020 states and 16488 transitions. [2022-03-15 14:56:23,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:23,147 INFO L276 IsEmpty]: Start isEmpty. Operand 6020 states and 16488 transitions. [2022-03-15 14:56:23,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:23,157 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:23,157 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:23,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-15 14:56:23,157 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:23,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:23,158 INFO L85 PathProgramCache]: Analyzing trace with hash 62906233, now seen corresponding path program 2 times [2022-03-15 14:56:23,158 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:23,158 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354147048] [2022-03-15 14:56:23,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:23,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:24,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:24,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:24,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354147048] [2022-03-15 14:56:24,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354147048] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:24,065 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:24,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:24,065 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604864545] [2022-03-15 14:56:24,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:24,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:24,066 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:24,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:24,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:24,066 INFO L87 Difference]: Start difference. First operand 6020 states and 16488 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:25,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:25,682 INFO L93 Difference]: Finished difference Result 6623 states and 17725 transitions. [2022-03-15 14:56:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:25,682 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:25,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:25,693 INFO L225 Difference]: With dead ends: 6623 [2022-03-15 14:56:25,693 INFO L226 Difference]: Without dead ends: 6623 [2022-03-15 14:56:25,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:25,694 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1886 mSDsluCounter, 1218 mSDsCounter, 0 mSdLazyCounter, 981 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1886 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 1164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:25,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1886 Valid, 1503 Invalid, 1164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 981 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:25,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6623 states. [2022-03-15 14:56:25,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6623 to 6062. [2022-03-15 14:56:25,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6062 states, 6058 states have (on average 2.741994057444701) internal successors, (16611), 6061 states have internal predecessors, (16611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:25,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6062 states to 6062 states and 16611 transitions. [2022-03-15 14:56:25,816 INFO L78 Accepts]: Start accepts. Automaton has 6062 states and 16611 transitions. Word has length 98 [2022-03-15 14:56:25,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:25,816 INFO L470 AbstractCegarLoop]: Abstraction has 6062 states and 16611 transitions. [2022-03-15 14:56:25,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:25,816 INFO L276 IsEmpty]: Start isEmpty. Operand 6062 states and 16611 transitions. [2022-03-15 14:56:25,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:25,826 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:25,826 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, 1, 1, 1, 1] [2022-03-15 14:56:25,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-15 14:56:25,826 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:25,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:25,827 INFO L85 PathProgramCache]: Analyzing trace with hash 62882053, now seen corresponding path program 3 times [2022-03-15 14:56:25,827 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:25,827 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089327612] [2022-03-15 14:56:25,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:25,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:25,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:26,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:26,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089327612] [2022-03-15 14:56:26,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089327612] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:26,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:26,957 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:26,957 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743810525] [2022-03-15 14:56:26,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:26,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:26,957 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:26,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:26,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:26,958 INFO L87 Difference]: Start difference. First operand 6062 states and 16611 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:28,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:28,414 INFO L93 Difference]: Finished difference Result 6511 states and 17425 transitions. [2022-03-15 14:56:28,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:28,415 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:28,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:28,424 INFO L225 Difference]: With dead ends: 6511 [2022-03-15 14:56:28,424 INFO L226 Difference]: Without dead ends: 6511 [2022-03-15 14:56:28,424 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=336, Invalid=786, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:28,425 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1626 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 1118 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1626 SdHoareTripleChecker+Valid, 1739 SdHoareTripleChecker+Invalid, 1261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:28,425 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1626 Valid, 1739 Invalid, 1261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1118 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:56:28,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6511 states. [2022-03-15 14:56:28,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6511 to 6104. [2022-03-15 14:56:28,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6104 states, 6100 states have (on average 2.7432786885245903) internal successors, (16734), 6103 states have internal predecessors, (16734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:28,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6104 states to 6104 states and 16734 transitions. [2022-03-15 14:56:28,517 INFO L78 Accepts]: Start accepts. Automaton has 6104 states and 16734 transitions. Word has length 98 [2022-03-15 14:56:28,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:28,518 INFO L470 AbstractCegarLoop]: Abstraction has 6104 states and 16734 transitions. [2022-03-15 14:56:28,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:28,518 INFO L276 IsEmpty]: Start isEmpty. Operand 6104 states and 16734 transitions. [2022-03-15 14:56:28,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:28,528 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:28,528 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:28,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-15 14:56:28,528 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:28,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:28,529 INFO L85 PathProgramCache]: Analyzing trace with hash 929935275, now seen corresponding path program 4 times [2022-03-15 14:56:28,529 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:28,529 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429465731] [2022-03-15 14:56:28,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:28,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:29,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:29,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:29,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429465731] [2022-03-15 14:56:29,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429465731] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:29,010 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:29,010 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:29,010 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760997555] [2022-03-15 14:56:29,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:29,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:29,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:29,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:29,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:29,011 INFO L87 Difference]: Start difference. First operand 6104 states and 16734 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:30,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:30,595 INFO L93 Difference]: Finished difference Result 7227 states and 19409 transitions. [2022-03-15 14:56:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:56:30,596 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:30,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:30,610 INFO L225 Difference]: With dead ends: 7227 [2022-03-15 14:56:30,610 INFO L226 Difference]: Without dead ends: 7227 [2022-03-15 14:56:30,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:56:30,612 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1678 mSDsluCounter, 1734 mSDsCounter, 0 mSdLazyCounter, 1416 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1678 SdHoareTripleChecker+Valid, 2056 SdHoareTripleChecker+Invalid, 1559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:30,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1678 Valid, 2056 Invalid, 1559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1416 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:30,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-03-15 14:56:30,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6174. [2022-03-15 14:56:30,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6174 states, 6170 states have (on average 2.745380875202593) internal successors, (16939), 6173 states have internal predecessors, (16939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:30,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6174 states to 6174 states and 16939 transitions. [2022-03-15 14:56:30,749 INFO L78 Accepts]: Start accepts. Automaton has 6174 states and 16939 transitions. Word has length 98 [2022-03-15 14:56:30,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:30,750 INFO L470 AbstractCegarLoop]: Abstraction has 6174 states and 16939 transitions. [2022-03-15 14:56:30,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:30,750 INFO L276 IsEmpty]: Start isEmpty. Operand 6174 states and 16939 transitions. [2022-03-15 14:56:30,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:30,759 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:30,759 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:30,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-15 14:56:30,760 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:30,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:30,760 INFO L85 PathProgramCache]: Analyzing trace with hash 926648655, now seen corresponding path program 5 times [2022-03-15 14:56:30,760 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:30,761 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031599004] [2022-03-15 14:56:30,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:30,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:31,427 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:31,427 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031599004] [2022-03-15 14:56:31,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031599004] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:31,427 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:31,427 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:31,427 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317835870] [2022-03-15 14:56:31,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:31,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:31,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:31,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:31,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:31,429 INFO L87 Difference]: Start difference. First operand 6174 states and 16939 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:33,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:33,096 INFO L93 Difference]: Finished difference Result 7255 states and 19491 transitions. [2022-03-15 14:56:33,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:56:33,097 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:33,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:33,107 INFO L225 Difference]: With dead ends: 7255 [2022-03-15 14:56:33,107 INFO L226 Difference]: Without dead ends: 7255 [2022-03-15 14:56:33,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:56:33,108 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1676 mSDsluCounter, 1777 mSDsCounter, 0 mSdLazyCounter, 1417 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1676 SdHoareTripleChecker+Valid, 2100 SdHoareTripleChecker+Invalid, 1566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:33,109 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1676 Valid, 2100 Invalid, 1566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1417 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:56:33,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2022-03-15 14:56:33,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 6230. [2022-03-15 14:56:33,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6230 states, 6226 states have (on average 2.7470285897847737) internal successors, (17103), 6229 states have internal predecessors, (17103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:33,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6230 states to 6230 states and 17103 transitions. [2022-03-15 14:56:33,215 INFO L78 Accepts]: Start accepts. Automaton has 6230 states and 17103 transitions. Word has length 98 [2022-03-15 14:56:33,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:33,216 INFO L470 AbstractCegarLoop]: Abstraction has 6230 states and 17103 transitions. [2022-03-15 14:56:33,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:33,216 INFO L276 IsEmpty]: Start isEmpty. Operand 6230 states and 17103 transitions. [2022-03-15 14:56:33,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:33,225 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:33,225 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, 1, 1, 1, 1] [2022-03-15 14:56:33,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-15 14:56:33,225 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:33,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:33,226 INFO L85 PathProgramCache]: Analyzing trace with hash 926624475, now seen corresponding path program 6 times [2022-03-15 14:56:33,226 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:33,226 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398115582] [2022-03-15 14:56:33,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:33,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:34,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:34,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:34,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398115582] [2022-03-15 14:56:34,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398115582] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:34,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:34,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:34,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103948548] [2022-03-15 14:56:34,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:34,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:34,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:34,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:34,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:34,070 INFO L87 Difference]: Start difference. First operand 6230 states and 17103 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:35,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:35,414 INFO L93 Difference]: Finished difference Result 7339 states and 19765 transitions. [2022-03-15 14:56:35,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:35,415 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:35,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:35,425 INFO L225 Difference]: With dead ends: 7339 [2022-03-15 14:56:35,425 INFO L226 Difference]: Without dead ends: 7339 [2022-03-15 14:56:35,425 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:35,426 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1532 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 1088 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1532 SdHoareTripleChecker+Valid, 1598 SdHoareTripleChecker+Invalid, 1245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:35,426 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1532 Valid, 1598 Invalid, 1245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1088 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:56:35,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7339 states. [2022-03-15 14:56:35,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7339 to 6188. [2022-03-15 14:56:35,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6188 states, 6184 states have (on average 2.7457956015523934) internal successors, (16980), 6187 states have internal predecessors, (16980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:35,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6188 states to 6188 states and 16980 transitions. [2022-03-15 14:56:35,525 INFO L78 Accepts]: Start accepts. Automaton has 6188 states and 16980 transitions. Word has length 98 [2022-03-15 14:56:35,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:35,526 INFO L470 AbstractCegarLoop]: Abstraction has 6188 states and 16980 transitions. [2022-03-15 14:56:35,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:35,526 INFO L276 IsEmpty]: Start isEmpty. Operand 6188 states and 16980 transitions. [2022-03-15 14:56:35,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:35,533 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:35,533 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:35,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-15 14:56:35,533 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:35,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:35,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1428479723, now seen corresponding path program 7 times [2022-03-15 14:56:35,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:35,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244528394] [2022-03-15 14:56:35,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:35,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:36,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:36,032 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:36,033 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244528394] [2022-03-15 14:56:36,033 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244528394] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:36,033 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:36,033 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:36,033 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930554016] [2022-03-15 14:56:36,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:36,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:36,033 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:36,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:36,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:36,034 INFO L87 Difference]: Start difference. First operand 6188 states and 16980 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:37,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:37,372 INFO L93 Difference]: Finished difference Result 7017 states and 18822 transitions. [2022-03-15 14:56:37,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:37,373 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:37,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:37,383 INFO L225 Difference]: With dead ends: 7017 [2022-03-15 14:56:37,383 INFO L226 Difference]: Without dead ends: 7017 [2022-03-15 14:56:37,384 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:56:37,384 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1458 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 1267 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1458 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 1376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:37,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1458 Valid, 1886 Invalid, 1376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1267 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:37,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7017 states. [2022-03-15 14:56:37,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7017 to 6202. [2022-03-15 14:56:37,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6202 states, 6198 states have (on average 2.7462084543401097) internal successors, (17021), 6201 states have internal predecessors, (17021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:37,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6202 states to 6202 states and 17021 transitions. [2022-03-15 14:56:37,461 INFO L78 Accepts]: Start accepts. Automaton has 6202 states and 17021 transitions. Word has length 98 [2022-03-15 14:56:37,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:37,461 INFO L470 AbstractCegarLoop]: Abstraction has 6202 states and 17021 transitions. [2022-03-15 14:56:37,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:37,461 INFO L276 IsEmpty]: Start isEmpty. Operand 6202 states and 17021 transitions. [2022-03-15 14:56:37,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:37,467 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:37,467 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, 1, 1, 1, 1] [2022-03-15 14:56:37,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-15 14:56:37,467 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:37,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:37,467 INFO L85 PathProgramCache]: Analyzing trace with hash 2038003583, now seen corresponding path program 8 times [2022-03-15 14:56:37,468 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:37,468 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215821604] [2022-03-15 14:56:37,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:37,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:38,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:38,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:38,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215821604] [2022-03-15 14:56:38,075 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215821604] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:38,075 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:38,075 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:38,075 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888243844] [2022-03-15 14:56:38,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:38,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:38,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:38,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:38,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:38,076 INFO L87 Difference]: Start difference. First operand 6202 states and 17021 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:39,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:39,707 INFO L93 Difference]: Finished difference Result 7115 states and 19109 transitions. [2022-03-15 14:56:39,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:39,708 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:39,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:39,719 INFO L225 Difference]: With dead ends: 7115 [2022-03-15 14:56:39,719 INFO L226 Difference]: Without dead ends: 7115 [2022-03-15 14:56:39,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:39,720 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1615 mSDsluCounter, 1747 mSDsCounter, 0 mSdLazyCounter, 1443 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1615 SdHoareTripleChecker+Valid, 2056 SdHoareTripleChecker+Invalid, 1564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:39,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1615 Valid, 2056 Invalid, 1564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1443 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:56:39,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7115 states. [2022-03-15 14:56:39,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7115 to 6160. [2022-03-15 14:56:39,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:39,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-15 14:56:39,799 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-15 14:56:39,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:39,800 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-15 14:56:39,800 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:39,800 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-15 14:56:39,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:39,805 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:39,805 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:39,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-15 14:56:39,806 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:39,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:39,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1232221149, now seen corresponding path program 9 times [2022-03-15 14:56:39,806 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:39,806 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495519254] [2022-03-15 14:56:39,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:39,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:40,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:40,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:40,329 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495519254] [2022-03-15 14:56:40,329 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495519254] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:40,329 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:40,329 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:40,329 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129458690] [2022-03-15 14:56:40,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:40,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:40,330 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:40,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:40,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:40,331 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:41,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:41,634 INFO L93 Difference]: Finished difference Result 7395 states and 19901 transitions. [2022-03-15 14:56:41,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:56:41,634 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:41,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:41,644 INFO L225 Difference]: With dead ends: 7395 [2022-03-15 14:56:41,644 INFO L226 Difference]: Without dead ends: 7395 [2022-03-15 14:56:41,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:56:41,645 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1768 mSDsluCounter, 1326 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1768 SdHoareTripleChecker+Valid, 1662 SdHoareTripleChecker+Invalid, 1328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:41,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1768 Valid, 1662 Invalid, 1328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:56:41,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-03-15 14:56:41,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6244. [2022-03-15 14:56:41,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6244 states, 6240 states have (on average 2.7474358974358974) internal successors, (17144), 6243 states have internal predecessors, (17144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:41,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 6244 states and 17144 transitions. [2022-03-15 14:56:41,732 INFO L78 Accepts]: Start accepts. Automaton has 6244 states and 17144 transitions. Word has length 98 [2022-03-15 14:56:41,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:41,733 INFO L470 AbstractCegarLoop]: Abstraction has 6244 states and 17144 transitions. [2022-03-15 14:56:41,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:41,733 INFO L276 IsEmpty]: Start isEmpty. Operand 6244 states and 17144 transitions. [2022-03-15 14:56:41,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:41,739 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:41,739 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:41,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-15 14:56:41,740 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:41,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:41,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1228934529, now seen corresponding path program 10 times [2022-03-15 14:56:41,740 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:41,740 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257673079] [2022-03-15 14:56:41,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:41,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:42,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:42,380 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:42,380 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257673079] [2022-03-15 14:56:42,380 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257673079] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:42,380 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:42,380 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:42,380 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333482395] [2022-03-15 14:56:42,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:42,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:42,381 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:42,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:42,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:42,381 INFO L87 Difference]: Start difference. First operand 6244 states and 17144 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:43,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:43,627 INFO L93 Difference]: Finished difference Result 7367 states and 19819 transitions. [2022-03-15 14:56:43,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:43,627 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:43,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:43,638 INFO L225 Difference]: With dead ends: 7367 [2022-03-15 14:56:43,638 INFO L226 Difference]: Without dead ends: 7367 [2022-03-15 14:56:43,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:43,639 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1701 mSDsluCounter, 1233 mSDsCounter, 0 mSdLazyCounter, 1088 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1701 SdHoareTripleChecker+Valid, 1537 SdHoareTripleChecker+Invalid, 1247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:43,639 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1701 Valid, 1537 Invalid, 1247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1088 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:56:43,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2022-03-15 14:56:43,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 6286. [2022-03-15 14:56:43,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:43,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-15 14:56:43,717 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-15 14:56:43,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:43,717 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-15 14:56:43,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:43,717 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-15 14:56:43,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:43,723 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:43,723 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:43,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-15 14:56:43,723 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:43,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:43,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1228910349, now seen corresponding path program 11 times [2022-03-15 14:56:43,724 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:43,724 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127839314] [2022-03-15 14:56:43,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:43,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:44,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:44,575 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:44,575 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127839314] [2022-03-15 14:56:44,575 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127839314] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:44,575 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:44,575 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:44,575 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666011232] [2022-03-15 14:56:44,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:44,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:44,575 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:44,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:44,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:44,576 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:46,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:46,039 INFO L93 Difference]: Finished difference Result 7255 states and 19519 transitions. [2022-03-15 14:56:46,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:46,040 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:46,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:46,050 INFO L225 Difference]: With dead ends: 7255 [2022-03-15 14:56:46,050 INFO L226 Difference]: Without dead ends: 7255 [2022-03-15 14:56:46,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:46,051 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1600 mSDsluCounter, 1750 mSDsCounter, 0 mSdLazyCounter, 1431 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1600 SdHoareTripleChecker+Valid, 2051 SdHoareTripleChecker+Invalid, 1555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:46,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1600 Valid, 2051 Invalid, 1555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1431 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:56:46,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2022-03-15 14:56:46,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 6160. [2022-03-15 14:56:46,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:46,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-03-15 14:56:46,125 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-03-15 14:56:46,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:46,126 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-03-15 14:56:46,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:46,126 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-03-15 14:56:46,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:46,132 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:46,132 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:46,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-15 14:56:46,133 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:46,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:46,135 INFO L85 PathProgramCache]: Analyzing trace with hash 2026488151, now seen corresponding path program 12 times [2022-03-15 14:56:46,135 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:46,135 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503367003] [2022-03-15 14:56:46,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:46,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:46,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:46,635 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:46,635 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503367003] [2022-03-15 14:56:46,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503367003] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:46,636 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:46,636 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:46,636 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184181067] [2022-03-15 14:56:46,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:46,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:46,636 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:46,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:46,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:46,637 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:48,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:48,146 INFO L93 Difference]: Finished difference Result 7451 states and 20051 transitions. [2022-03-15 14:56:48,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:56:48,146 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:48,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:48,157 INFO L225 Difference]: With dead ends: 7451 [2022-03-15 14:56:48,157 INFO L226 Difference]: Without dead ends: 7451 [2022-03-15 14:56:48,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:56:48,158 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1675 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1348 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1675 SdHoareTripleChecker+Valid, 1804 SdHoareTripleChecker+Invalid, 1474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:48,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1675 Valid, 1804 Invalid, 1474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1348 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:48,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7451 states. [2022-03-15 14:56:48,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7451 to 6272. [2022-03-15 14:56:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:48,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-15 14:56:48,238 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-15 14:56:48,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:48,239 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-15 14:56:48,239 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:48,239 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-15 14:56:48,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:48,244 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:48,244 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:48,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-15 14:56:48,244 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:48,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:48,245 INFO L85 PathProgramCache]: Analyzing trace with hash 2023201531, now seen corresponding path program 13 times [2022-03-15 14:56:48,245 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:48,245 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63731404] [2022-03-15 14:56:48,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:48,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:48,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:48,821 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:48,821 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63731404] [2022-03-15 14:56:48,821 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63731404] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:48,821 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:48,821 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:48,821 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553766633] [2022-03-15 14:56:48,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:48,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:48,822 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:48,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:48,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:48,822 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:50,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:50,461 INFO L93 Difference]: Finished difference Result 7479 states and 20133 transitions. [2022-03-15 14:56:50,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:56:50,462 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:50,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:50,472 INFO L225 Difference]: With dead ends: 7479 [2022-03-15 14:56:50,472 INFO L226 Difference]: Without dead ends: 7479 [2022-03-15 14:56:50,473 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 [2022-03-15 14:56:50,473 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1679 mSDsluCounter, 1766 mSDsCounter, 0 mSdLazyCounter, 1580 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1679 SdHoareTripleChecker+Valid, 2093 SdHoareTripleChecker+Invalid, 1703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:50,473 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1679 Valid, 2093 Invalid, 1703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1580 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:56:50,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-03-15 14:56:50,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6356. [2022-03-15 14:56:50,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-15 14:56:50,547 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-15 14:56:50,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:50,547 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-15 14:56:50,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:50,547 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-15 14:56:50,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:50,552 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:50,552 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:50,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-15 14:56:50,552 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:50,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:50,553 INFO L85 PathProgramCache]: Analyzing trace with hash 2023177351, now seen corresponding path program 14 times [2022-03-15 14:56:50,553 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:50,553 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923749287] [2022-03-15 14:56:50,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:50,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:51,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:51,258 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:51,258 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923749287] [2022-03-15 14:56:51,258 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923749287] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:51,258 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:51,258 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:51,258 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241138637] [2022-03-15 14:56:51,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:51,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:51,259 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:51,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:51,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:51,260 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:52,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:52,812 INFO L93 Difference]: Finished difference Result 7563 states and 20407 transitions. [2022-03-15 14:56:52,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:52,812 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:52,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:52,823 INFO L225 Difference]: With dead ends: 7563 [2022-03-15 14:56:52,823 INFO L226 Difference]: Without dead ends: 7563 [2022-03-15 14:56:52,824 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:52,824 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1509 mSDsluCounter, 1814 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1509 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 1720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:52,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1509 Valid, 2116 Invalid, 1720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:56:52,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2022-03-15 14:56:52,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 6314. [2022-03-15 14:56:52,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6314 states, 6310 states have (on average 2.7494453248811412) internal successors, (17349), 6313 states have internal predecessors, (17349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:52,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 17349 transitions. [2022-03-15 14:56:52,899 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 17349 transitions. Word has length 98 [2022-03-15 14:56:52,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:52,899 INFO L470 AbstractCegarLoop]: Abstraction has 6314 states and 17349 transitions. [2022-03-15 14:56:52,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:52,899 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 17349 transitions. [2022-03-15 14:56:52,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:52,903 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:52,903 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, 1, 1, 1, 1] [2022-03-15 14:56:52,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-15 14:56:52,904 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:52,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:52,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1769934697, now seen corresponding path program 15 times [2022-03-15 14:56:52,904 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:52,904 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071448850] [2022-03-15 14:56:52,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:52,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:53,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:53,378 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:53,378 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071448850] [2022-03-15 14:56:53,378 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071448850] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:53,378 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:53,378 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:53,378 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773748367] [2022-03-15 14:56:53,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:53,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:53,379 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:53,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:53,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:53,380 INFO L87 Difference]: Start difference. First operand 6314 states and 17349 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:54,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:54,630 INFO L93 Difference]: Finished difference Result 7563 states and 20365 transitions. [2022-03-15 14:56:54,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:56:54,631 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:54,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:54,642 INFO L225 Difference]: With dead ends: 7563 [2022-03-15 14:56:54,642 INFO L226 Difference]: Without dead ends: 7563 [2022-03-15 14:56:54,643 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:56:54,643 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1387 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 1213 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 1760 SdHoareTripleChecker+Invalid, 1362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:54,643 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 1760 Invalid, 1362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1213 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:56:54,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2022-03-15 14:56:54,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 6328. [2022-03-15 14:56:54,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:54,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-15 14:56:54,732 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-15 14:56:54,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:54,732 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-15 14:56:54,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:54,732 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-15 14:56:54,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:54,737 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:54,737 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] [2022-03-15 14:56:54,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-15 14:56:54,737 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:54,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:54,738 INFO L85 PathProgramCache]: Analyzing trace with hash -1160410837, now seen corresponding path program 16 times [2022-03-15 14:56:54,738 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:54,738 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125190934] [2022-03-15 14:56:54,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:54,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:55,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:55,361 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:55,362 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125190934] [2022-03-15 14:56:55,362 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125190934] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:55,362 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:55,362 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:55,362 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886437129] [2022-03-15 14:56:55,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:55,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:55,362 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:55,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:55,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:55,363 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:57,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:57,013 INFO L93 Difference]: Finished difference Result 7619 states and 20529 transitions. [2022-03-15 14:56:57,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:56:57,014 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:57,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:57,025 INFO L225 Difference]: With dead ends: 7619 [2022-03-15 14:56:57,025 INFO L226 Difference]: Without dead ends: 7619 [2022-03-15 14:56:57,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:56:57,026 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1336 mSDsluCounter, 1898 mSDsCounter, 0 mSdLazyCounter, 1614 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1336 SdHoareTripleChecker+Valid, 2211 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:57,026 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1336 Valid, 2211 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1614 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:56:57,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7619 states. [2022-03-15 14:56:57,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7619 to 6300. [2022-03-15 14:56:57,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6300 states, 6296 states have (on average 2.7490470139771284) internal successors, (17308), 6299 states have internal predecessors, (17308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:57,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-03-15 14:56:57,102 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-03-15 14:56:57,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:57,102 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-03-15 14:56:57,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-03-15 14:56:57,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:57,107 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:57,107 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:56:57,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-15 14:56:57,107 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:57,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:57,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1365575417, now seen corresponding path program 17 times [2022-03-15 14:56:57,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:57,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596570520] [2022-03-15 14:56:57,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:57,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:57,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:57,652 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:57,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596570520] [2022-03-15 14:56:57,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596570520] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:57,652 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:57,652 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:57,652 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411008485] [2022-03-15 14:56:57,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:57,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:57,653 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:57,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:57,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:57,653 INFO L87 Difference]: Start difference. First operand 6300 states and 17308 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:59,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:56:59,089 INFO L93 Difference]: Finished difference Result 7227 states and 19423 transitions. [2022-03-15 14:56:59,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:56:59,090 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:56:59,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:56:59,100 INFO L225 Difference]: With dead ends: 7227 [2022-03-15 14:56:59,100 INFO L226 Difference]: Without dead ends: 7227 [2022-03-15 14:56:59,101 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:56:59,101 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1285 mSDsluCounter, 1545 mSDsCounter, 0 mSdLazyCounter, 1332 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1285 SdHoareTripleChecker+Valid, 1832 SdHoareTripleChecker+Invalid, 1416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:56:59,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1285 Valid, 1832 Invalid, 1416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1332 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:56:59,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-03-15 14:56:59,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6328. [2022-03-15 14:56:59,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:59,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-15 14:56:59,215 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-15 14:56:59,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:56:59,216 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-15 14:56:59,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:56:59,216 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-15 14:56:59,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:56:59,220 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:56:59,220 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, 1, 1, 1, 1] [2022-03-15 14:56:59,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-15 14:56:59,221 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:56:59,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:56:59,222 INFO L85 PathProgramCache]: Analyzing trace with hash -509079471, now seen corresponding path program 18 times [2022-03-15 14:56:59,222 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:56:59,222 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247541827] [2022-03-15 14:56:59,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:56:59,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:56:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:56:59,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:56:59,767 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:56:59,767 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247541827] [2022-03-15 14:56:59,767 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247541827] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:56:59,767 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:56:59,767 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:56:59,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987398266] [2022-03-15 14:56:59,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:56:59,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:56:59,768 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:56:59,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:56:59,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:56:59,768 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:01,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:01,187 INFO L93 Difference]: Finished difference Result 7395 states and 19873 transitions. [2022-03-15 14:57:01,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:01,188 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:01,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:01,199 INFO L225 Difference]: With dead ends: 7395 [2022-03-15 14:57:01,199 INFO L226 Difference]: Without dead ends: 7395 [2022-03-15 14:57:01,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:01,200 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1555 mSDsluCounter, 1501 mSDsCounter, 0 mSdLazyCounter, 1323 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1555 SdHoareTripleChecker+Valid, 1800 SdHoareTripleChecker+Invalid, 1472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:01,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1555 Valid, 1800 Invalid, 1472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1323 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:01,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-03-15 14:57:01,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6328. [2022-03-15 14:57:01,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:01,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-15 14:57:01,282 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-15 14:57:01,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:01,282 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-15 14:57:01,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:01,283 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-15 14:57:01,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:01,287 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:01,287 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, 1, 1, 1, 1] [2022-03-15 14:57:01,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-15 14:57:01,288 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:01,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:01,289 INFO L85 PathProgramCache]: Analyzing trace with hash 100444389, now seen corresponding path program 19 times [2022-03-15 14:57:01,289 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:01,289 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789500450] [2022-03-15 14:57:01,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:01,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:01,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:01,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:01,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789500450] [2022-03-15 14:57:01,851 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789500450] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:01,851 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:01,851 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:01,851 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382042292] [2022-03-15 14:57:01,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:01,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:01,852 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:01,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:01,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:01,852 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:03,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:03,259 INFO L93 Difference]: Finished difference Result 7325 states and 19710 transitions. [2022-03-15 14:57:03,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:03,260 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:03,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:03,270 INFO L225 Difference]: With dead ends: 7325 [2022-03-15 14:57:03,270 INFO L226 Difference]: Without dead ends: 7325 [2022-03-15 14:57:03,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:03,271 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1443 mSDsluCounter, 1610 mSDsCounter, 0 mSdLazyCounter, 1334 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1443 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 1334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:03,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1443 Valid, 1920 Invalid, 1508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 1334 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:03,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7325 states. [2022-03-15 14:57:03,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7325 to 6272. [2022-03-15 14:57:03,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:03,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-15 14:57:03,342 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-15 14:57:03,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:03,342 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-15 14:57:03,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:03,342 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-15 14:57:03,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:03,346 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:03,346 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:03,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-15 14:57:03,347 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:03,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:03,347 INFO L85 PathProgramCache]: Analyzing trace with hash 2062713155, now seen corresponding path program 20 times [2022-03-15 14:57:03,347 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:03,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105723454] [2022-03-15 14:57:03,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:03,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:03,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:03,764 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:03,764 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105723454] [2022-03-15 14:57:03,764 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105723454] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:03,764 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:03,765 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:03,765 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774902513] [2022-03-15 14:57:03,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:03,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:03,765 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:03,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:03,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:03,766 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:05,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:05,523 INFO L93 Difference]: Finished difference Result 7759 states and 20911 transitions. [2022-03-15 14:57:05,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 14:57:05,523 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:05,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:05,533 INFO L225 Difference]: With dead ends: 7759 [2022-03-15 14:57:05,533 INFO L226 Difference]: Without dead ends: 7759 [2022-03-15 14:57:05,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=437, Invalid=895, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 14:57:05,533 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1737 mSDsluCounter, 2003 mSDsCounter, 0 mSdLazyCounter, 1763 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1737 SdHoareTripleChecker+Valid, 2343 SdHoareTripleChecker+Invalid, 1912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:05,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1737 Valid, 2343 Invalid, 1912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1763 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:57:05,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7759 states. [2022-03-15 14:57:05,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7759 to 6342. [2022-03-15 14:57:05,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6342 states, 6338 states have (on average 2.7502366677185233) internal successors, (17431), 6341 states have internal predecessors, (17431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:05,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6342 states to 6342 states and 17431 transitions. [2022-03-15 14:57:05,606 INFO L78 Accepts]: Start accepts. Automaton has 6342 states and 17431 transitions. Word has length 98 [2022-03-15 14:57:05,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:05,606 INFO L470 AbstractCegarLoop]: Abstraction has 6342 states and 17431 transitions. [2022-03-15 14:57:05,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:05,606 INFO L276 IsEmpty]: Start isEmpty. Operand 6342 states and 17431 transitions. [2022-03-15 14:57:05,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:05,610 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:05,610 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, 1, 1, 1, 1] [2022-03-15 14:57:05,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-15 14:57:05,611 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:05,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:05,611 INFO L85 PathProgramCache]: Analyzing trace with hash 2059426535, now seen corresponding path program 21 times [2022-03-15 14:57:05,611 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:05,611 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996358658] [2022-03-15 14:57:05,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:05,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:05,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:06,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:06,092 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:06,092 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996358658] [2022-03-15 14:57:06,092 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996358658] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:06,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:06,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:06,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45102267] [2022-03-15 14:57:06,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:06,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:06,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:06,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:06,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:06,093 INFO L87 Difference]: Start difference. First operand 6342 states and 17431 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:07,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:07,601 INFO L93 Difference]: Finished difference Result 7647 states and 20583 transitions. [2022-03-15 14:57:07,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:57:07,601 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:07,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:07,611 INFO L225 Difference]: With dead ends: 7647 [2022-03-15 14:57:07,611 INFO L226 Difference]: Without dead ends: 7647 [2022-03-15 14:57:07,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:57:07,612 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1581 mSDsluCounter, 1647 mSDsCounter, 0 mSdLazyCounter, 1426 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 1962 SdHoareTripleChecker+Invalid, 1586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:07,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 1962 Invalid, 1586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1426 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:07,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-03-15 14:57:07,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6398. [2022-03-15 14:57:07,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:07,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-15 14:57:07,689 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-15 14:57:07,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:07,689 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-15 14:57:07,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:07,689 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-15 14:57:07,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:07,694 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:07,694 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:07,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-15 14:57:07,695 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:07,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:07,695 INFO L85 PathProgramCache]: Analyzing trace with hash 2059402355, now seen corresponding path program 22 times [2022-03-15 14:57:07,695 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:07,695 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445550197] [2022-03-15 14:57:07,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:07,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:08,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:08,331 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:08,331 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445550197] [2022-03-15 14:57:08,331 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445550197] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:08,331 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:08,331 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:08,331 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460741794] [2022-03-15 14:57:08,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:08,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:08,332 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:08,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:08,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:08,332 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:09,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:09,937 INFO L93 Difference]: Finished difference Result 7731 states and 20857 transitions. [2022-03-15 14:57:09,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:09,937 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:09,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:09,948 INFO L225 Difference]: With dead ends: 7731 [2022-03-15 14:57:09,948 INFO L226 Difference]: Without dead ends: 7731 [2022-03-15 14:57:09,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:09,949 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1194 mSDsluCounter, 2015 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 2318 SdHoareTripleChecker+Invalid, 1861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:09,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 2318 Invalid, 1861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:09,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7731 states. [2022-03-15 14:57:10,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7731 to 6356. [2022-03-15 14:57:10,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:10,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-15 14:57:10,030 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-15 14:57:10,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:10,031 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-15 14:57:10,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:10,031 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-15 14:57:10,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:10,037 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:10,037 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, 1, 1, 1, 1] [2022-03-15 14:57:10,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-15 14:57:10,038 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:10,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:10,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1733709693, now seen corresponding path program 23 times [2022-03-15 14:57:10,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:10,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249942797] [2022-03-15 14:57:10,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:10,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:10,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:10,502 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:10,502 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249942797] [2022-03-15 14:57:10,502 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249942797] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:10,502 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:10,502 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:10,502 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331004349] [2022-03-15 14:57:10,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:10,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:10,503 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:10,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:10,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:10,503 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:11,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:11,727 INFO L93 Difference]: Finished difference Result 7535 states and 20283 transitions. [2022-03-15 14:57:11,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:11,728 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:11,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:11,738 INFO L225 Difference]: With dead ends: 7535 [2022-03-15 14:57:11,738 INFO L226 Difference]: Without dead ends: 7535 [2022-03-15 14:57:11,739 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 [2022-03-15 14:57:11,739 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1167 mSDsluCounter, 1511 mSDsCounter, 0 mSdLazyCounter, 1255 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 1813 SdHoareTripleChecker+Invalid, 1366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:11,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 1813 Invalid, 1366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1255 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:57:11,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7535 states. [2022-03-15 14:57:11,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7535 to 6356. [2022-03-15 14:57:11,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:11,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-15 14:57:11,820 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-15 14:57:11,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:11,821 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-15 14:57:11,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:11,821 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-15 14:57:11,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:11,826 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:11,826 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, 1, 1, 1, 1] [2022-03-15 14:57:11,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-15 14:57:11,827 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:11,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:11,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1124185833, now seen corresponding path program 24 times [2022-03-15 14:57:11,827 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:11,827 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19429216] [2022-03-15 14:57:11,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:11,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:12,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:12,374 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:12,374 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19429216] [2022-03-15 14:57:12,374 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19429216] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:12,374 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:12,374 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:12,374 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306923434] [2022-03-15 14:57:12,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:12,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:12,375 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:12,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:12,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:12,375 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:14,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:14,202 INFO L93 Difference]: Finished difference Result 7633 states and 20570 transitions. [2022-03-15 14:57:14,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:14,203 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:14,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:14,214 INFO L225 Difference]: With dead ends: 7633 [2022-03-15 14:57:14,215 INFO L226 Difference]: Without dead ends: 7633 [2022-03-15 14:57:14,215 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:14,215 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1315 mSDsluCounter, 2382 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1315 SdHoareTripleChecker+Valid, 2686 SdHoareTripleChecker+Invalid, 2072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:14,216 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1315 Valid, 2686 Invalid, 2072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 14:57:14,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7633 states. [2022-03-15 14:57:14,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7633 to 6286. [2022-03-15 14:57:14,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:14,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-15 14:57:14,296 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-15 14:57:14,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:14,296 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-15 14:57:14,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:14,296 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-15 14:57:14,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:14,301 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:14,301 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:14,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-15 14:57:14,301 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:14,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:14,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1929968267, now seen corresponding path program 25 times [2022-03-15 14:57:14,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:14,302 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164553620] [2022-03-15 14:57:14,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:14,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:14,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:14,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:14,726 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164553620] [2022-03-15 14:57:14,726 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164553620] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:14,726 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:14,726 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:14,726 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473320190] [2022-03-15 14:57:14,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:14,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:14,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:14,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:14,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:14,727 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:16,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:16,520 INFO L93 Difference]: Finished difference Result 7577 states and 20420 transitions. [2022-03-15 14:57:16,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 14:57:16,520 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:16,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:16,532 INFO L225 Difference]: With dead ends: 7577 [2022-03-15 14:57:16,532 INFO L226 Difference]: Without dead ends: 7577 [2022-03-15 14:57:16,533 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 [2022-03-15 14:57:16,533 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1203 mSDsluCounter, 2108 mSDsCounter, 0 mSdLazyCounter, 1820 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1203 SdHoareTripleChecker+Valid, 2457 SdHoareTripleChecker+Invalid, 1935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:16,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1203 Valid, 2457 Invalid, 1935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1820 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:57:16,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7577 states. [2022-03-15 14:57:16,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7577 to 6370. [2022-03-15 14:57:16,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6370 states, 6366 states have (on average 2.7510210493245366) internal successors, (17513), 6369 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:16,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-03-15 14:57:16,609 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-03-15 14:57:16,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:16,609 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-03-15 14:57:16,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:16,609 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-03-15 14:57:16,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:16,614 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:16,614 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:16,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-15 14:57:16,614 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:16,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:16,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1933254887, now seen corresponding path program 26 times [2022-03-15 14:57:16,614 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:16,615 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865046227] [2022-03-15 14:57:16,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:16,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:17,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:17,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865046227] [2022-03-15 14:57:17,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865046227] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:17,258 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:17,258 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:17,258 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008608805] [2022-03-15 14:57:17,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:17,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:17,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:17,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:17,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:17,258 INFO L87 Difference]: Start difference. First operand 6370 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:18,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:18,921 INFO L93 Difference]: Finished difference Result 7549 states and 20338 transitions. [2022-03-15 14:57:18,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:18,921 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:18,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:18,931 INFO L225 Difference]: With dead ends: 7549 [2022-03-15 14:57:18,932 INFO L226 Difference]: Without dead ends: 7549 [2022-03-15 14:57:18,932 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:18,932 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1484 mSDsluCounter, 2140 mSDsCounter, 0 mSdLazyCounter, 1846 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 2440 SdHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:18,933 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 2440 Invalid, 1973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1846 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:57:18,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7549 states. [2022-03-15 14:57:18,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7549 to 6412. [2022-03-15 14:57:18,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:19,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-15 14:57:19,006 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-15 14:57:19,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:19,007 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-15 14:57:19,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:19,007 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-15 14:57:19,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:19,011 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:19,011 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:19,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-15 14:57:19,012 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:19,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:19,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1933279067, now seen corresponding path program 27 times [2022-03-15 14:57:19,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:19,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822574180] [2022-03-15 14:57:19,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:19,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:19,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:19,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:19,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822574180] [2022-03-15 14:57:19,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822574180] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:19,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:19,759 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:19,759 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371071676] [2022-03-15 14:57:19,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:19,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:19,759 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:19,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:19,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:19,759 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:21,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:21,054 INFO L93 Difference]: Finished difference Result 7437 states and 20038 transitions. [2022-03-15 14:57:21,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:21,054 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:21,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:21,064 INFO L225 Difference]: With dead ends: 7437 [2022-03-15 14:57:21,064 INFO L226 Difference]: Without dead ends: 7437 [2022-03-15 14:57:21,065 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 [2022-03-15 14:57:21,065 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1171 mSDsluCounter, 1458 mSDsCounter, 0 mSdLazyCounter, 1253 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 1376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:21,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 1764 Invalid, 1376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1253 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:57:21,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7437 states. [2022-03-15 14:57:21,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7437 to 6272. [2022-03-15 14:57:21,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:21,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-03-15 14:57:21,136 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-03-15 14:57:21,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:21,137 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-03-15 14:57:21,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:21,137 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-03-15 14:57:21,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:21,142 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:21,142 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:21,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-15 14:57:21,142 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:21,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:21,142 INFO L85 PathProgramCache]: Analyzing trace with hash -526510023, now seen corresponding path program 28 times [2022-03-15 14:57:21,142 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:21,142 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448271932] [2022-03-15 14:57:21,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:21,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:21,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:21,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:21,567 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:21,567 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448271932] [2022-03-15 14:57:21,567 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448271932] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:21,567 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:21,567 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:21,568 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932410708] [2022-03-15 14:57:21,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:21,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:21,568 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:21,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:21,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:21,569 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:23,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:23,235 INFO L93 Difference]: Finished difference Result 7731 states and 20843 transitions. [2022-03-15 14:57:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 14:57:23,235 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:23,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:23,246 INFO L225 Difference]: With dead ends: 7731 [2022-03-15 14:57:23,246 INFO L226 Difference]: Without dead ends: 7731 [2022-03-15 14:57:23,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 14:57:23,248 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1434 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1583 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 2128 SdHoareTripleChecker+Invalid, 1731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:23,248 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 2128 Invalid, 1731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1583 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:23,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7731 states. [2022-03-15 14:57:23,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7731 to 6384. [2022-03-15 14:57:23,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6384 states, 6380 states have (on average 2.75141065830721) internal successors, (17554), 6383 states have internal predecessors, (17554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:23,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6384 states to 6384 states and 17554 transitions. [2022-03-15 14:57:23,335 INFO L78 Accepts]: Start accepts. Automaton has 6384 states and 17554 transitions. Word has length 98 [2022-03-15 14:57:23,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:23,335 INFO L470 AbstractCegarLoop]: Abstraction has 6384 states and 17554 transitions. [2022-03-15 14:57:23,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:23,336 INFO L276 IsEmpty]: Start isEmpty. Operand 6384 states and 17554 transitions. [2022-03-15 14:57:23,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:23,341 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:23,341 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:23,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-15 14:57:23,341 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:23,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:23,341 INFO L85 PathProgramCache]: Analyzing trace with hash -529796643, now seen corresponding path program 29 times [2022-03-15 14:57:23,341 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:23,341 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652615495] [2022-03-15 14:57:23,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:23,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:23,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:23,869 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:23,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652615495] [2022-03-15 14:57:23,869 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652615495] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:23,869 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:23,869 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:23,869 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557185781] [2022-03-15 14:57:23,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:23,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:23,870 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:23,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:23,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:23,870 INFO L87 Difference]: Start difference. First operand 6384 states and 17554 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:25,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:25,512 INFO L93 Difference]: Finished difference Result 7759 states and 20925 transitions. [2022-03-15 14:57:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 14:57:25,513 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:25,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:25,523 INFO L225 Difference]: With dead ends: 7759 [2022-03-15 14:57:25,523 INFO L226 Difference]: Without dead ends: 7759 [2022-03-15 14:57:25,524 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 [2022-03-15 14:57:25,524 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1503 mSDsluCounter, 1695 mSDsCounter, 0 mSdLazyCounter, 1494 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 1675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:25,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 2037 Invalid, 1675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1494 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:25,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7759 states. [2022-03-15 14:57:25,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7759 to 6482. [2022-03-15 14:57:25,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6482 states, 6478 states have (on average 2.754090768755789) internal successors, (17841), 6481 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:25,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6482 states to 6482 states and 17841 transitions. [2022-03-15 14:57:25,606 INFO L78 Accepts]: Start accepts. Automaton has 6482 states and 17841 transitions. Word has length 98 [2022-03-15 14:57:25,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:25,606 INFO L470 AbstractCegarLoop]: Abstraction has 6482 states and 17841 transitions. [2022-03-15 14:57:25,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:25,606 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 17841 transitions. [2022-03-15 14:57:25,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:25,610 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:25,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:25,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-15 14:57:25,611 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:25,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:25,611 INFO L85 PathProgramCache]: Analyzing trace with hash -529820823, now seen corresponding path program 30 times [2022-03-15 14:57:25,611 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:25,611 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571029634] [2022-03-15 14:57:25,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:25,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:26,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:26,193 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:26,193 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571029634] [2022-03-15 14:57:26,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571029634] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:26,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:26,193 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:26,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72382904] [2022-03-15 14:57:26,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:26,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:26,194 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:26,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:26,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:26,194 INFO L87 Difference]: Start difference. First operand 6482 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:27,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:27,778 INFO L93 Difference]: Finished difference Result 7843 states and 21199 transitions. [2022-03-15 14:57:27,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:27,779 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:27,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:27,791 INFO L225 Difference]: With dead ends: 7843 [2022-03-15 14:57:27,791 INFO L226 Difference]: Without dead ends: 7843 [2022-03-15 14:57:27,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:27,792 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1418 mSDsluCounter, 1849 mSDsCounter, 0 mSdLazyCounter, 1580 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 2152 SdHoareTripleChecker+Invalid, 1734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:27,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 2152 Invalid, 1734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1580 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:27,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-15 14:57:27,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6440. [2022-03-15 14:57:27,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:27,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-03-15 14:57:27,867 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-03-15 14:57:27,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:27,868 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-03-15 14:57:27,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:27,868 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-03-15 14:57:27,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:27,872 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:27,872 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:27,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-15 14:57:27,872 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:27,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:27,873 INFO L85 PathProgramCache]: Analyzing trace with hash -27965575, now seen corresponding path program 31 times [2022-03-15 14:57:27,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:27,873 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163098833] [2022-03-15 14:57:27,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:27,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:28,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:28,370 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:28,370 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163098833] [2022-03-15 14:57:28,370 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163098833] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:28,370 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:28,371 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:28,371 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365442815] [2022-03-15 14:57:28,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:28,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:28,371 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:28,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:28,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:28,372 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:30,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:30,027 INFO L93 Difference]: Finished difference Result 7843 states and 21157 transitions. [2022-03-15 14:57:30,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:30,027 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:30,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:30,036 INFO L225 Difference]: With dead ends: 7843 [2022-03-15 14:57:30,036 INFO L226 Difference]: Without dead ends: 7843 [2022-03-15 14:57:30,037 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:30,037 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1391 mSDsluCounter, 1761 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 2062 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:30,037 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1391 Valid, 2062 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:57:30,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-15 14:57:30,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6454. [2022-03-15 14:57:30,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6454 states, 6450 states have (on average 2.7533333333333334) internal successors, (17759), 6453 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:30,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 6454 states and 17759 transitions. [2022-03-15 14:57:30,107 INFO L78 Accepts]: Start accepts. Automaton has 6454 states and 17759 transitions. Word has length 98 [2022-03-15 14:57:30,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:30,107 INFO L470 AbstractCegarLoop]: Abstraction has 6454 states and 17759 transitions. [2022-03-15 14:57:30,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:30,107 INFO L276 IsEmpty]: Start isEmpty. Operand 6454 states and 17759 transitions. [2022-03-15 14:57:30,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:30,111 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:30,111 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:30,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-15 14:57:30,112 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:30,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:30,112 INFO L85 PathProgramCache]: Analyzing trace with hash 581558285, now seen corresponding path program 32 times [2022-03-15 14:57:30,112 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:30,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624938068] [2022-03-15 14:57:30,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:30,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:30,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:30,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:30,620 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:30,620 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624938068] [2022-03-15 14:57:30,620 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624938068] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:30,620 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:30,621 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:30,621 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971042768] [2022-03-15 14:57:30,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:30,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:30,621 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:30,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:30,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:30,621 INFO L87 Difference]: Start difference. First operand 6454 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:32,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:32,434 INFO L93 Difference]: Finished difference Result 7899 states and 21321 transitions. [2022-03-15 14:57:32,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:32,434 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:32,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:32,445 INFO L225 Difference]: With dead ends: 7899 [2022-03-15 14:57:32,445 INFO L226 Difference]: Without dead ends: 7899 [2022-03-15 14:57:32,446 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:32,446 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1098 mSDsluCounter, 2110 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 2421 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:32,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1098 Valid, 2421 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:57:32,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7899 states. [2022-03-15 14:57:32,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7899 to 6426. [2022-03-15 14:57:32,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6426 states, 6422 states have (on average 2.752569293055123) internal successors, (17677), 6425 states have internal predecessors, (17677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:32,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 17677 transitions. [2022-03-15 14:57:32,522 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 17677 transitions. Word has length 98 [2022-03-15 14:57:32,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:32,522 INFO L470 AbstractCegarLoop]: Abstraction has 6426 states and 17677 transitions. [2022-03-15 14:57:32,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 17677 transitions. [2022-03-15 14:57:32,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:32,526 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:32,526 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, 1, 1, 1, 1] [2022-03-15 14:57:32,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-15 14:57:32,527 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:32,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:32,527 INFO L85 PathProgramCache]: Analyzing trace with hash 376393705, now seen corresponding path program 33 times [2022-03-15 14:57:32,527 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:32,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214029255] [2022-03-15 14:57:32,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:32,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:32,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:33,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:33,004 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:33,005 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214029255] [2022-03-15 14:57:33,005 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214029255] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:33,005 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:33,005 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:33,005 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259888664] [2022-03-15 14:57:33,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:33,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:33,005 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:33,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:33,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:33,006 INFO L87 Difference]: Start difference. First operand 6426 states and 17677 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:34,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:34,317 INFO L93 Difference]: Finished difference Result 7955 states and 21471 transitions. [2022-03-15 14:57:34,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:57:34,319 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:34,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:34,330 INFO L225 Difference]: With dead ends: 7955 [2022-03-15 14:57:34,330 INFO L226 Difference]: Without dead ends: 7955 [2022-03-15 14:57:34,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:57:34,331 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1417 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1304 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1417 SdHoareTripleChecker+Valid, 1822 SdHoareTripleChecker+Invalid, 1455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:34,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1417 Valid, 1822 Invalid, 1455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1304 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:34,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7955 states. [2022-03-15 14:57:34,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7955 to 6454. [2022-03-15 14:57:34,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6454 states, 6450 states have (on average 2.7533333333333334) internal successors, (17759), 6453 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:34,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 6454 states and 17759 transitions. [2022-03-15 14:57:34,412 INFO L78 Accepts]: Start accepts. Automaton has 6454 states and 17759 transitions. Word has length 98 [2022-03-15 14:57:34,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:34,412 INFO L470 AbstractCegarLoop]: Abstraction has 6454 states and 17759 transitions. [2022-03-15 14:57:34,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:34,412 INFO L276 IsEmpty]: Start isEmpty. Operand 6454 states and 17759 transitions. [2022-03-15 14:57:34,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:34,417 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:34,417 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:34,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-15 14:57:34,417 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:34,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:34,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1232889651, now seen corresponding path program 34 times [2022-03-15 14:57:34,417 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:34,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283449690] [2022-03-15 14:57:34,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:34,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:34,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:34,889 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:34,889 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283449690] [2022-03-15 14:57:34,889 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283449690] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:34,889 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:34,889 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:34,890 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311981042] [2022-03-15 14:57:34,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:34,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:34,890 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:34,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:34,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:34,890 INFO L87 Difference]: Start difference. First operand 6454 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:36,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:36,268 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-03-15 14:57:36,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:36,269 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:36,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:36,282 INFO L225 Difference]: With dead ends: 8067 [2022-03-15 14:57:36,282 INFO L226 Difference]: Without dead ends: 8067 [2022-03-15 14:57:36,283 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:36,283 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1106 mSDsluCounter, 1704 mSDsCounter, 0 mSdLazyCounter, 1423 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1106 SdHoareTripleChecker+Valid, 2003 SdHoareTripleChecker+Invalid, 1562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:36,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1106 Valid, 2003 Invalid, 1562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1423 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:36,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-15 14:57:36,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6468. [2022-03-15 14:57:36,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:36,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-03-15 14:57:36,374 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-03-15 14:57:36,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:36,374 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-03-15 14:57:36,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:36,374 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-03-15 14:57:36,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:36,379 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:36,379 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:36,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-15 14:57:36,379 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:36,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:36,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1842413511, now seen corresponding path program 35 times [2022-03-15 14:57:36,379 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:36,379 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701265183] [2022-03-15 14:57:36,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:36,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:36,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:36,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:36,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701265183] [2022-03-15 14:57:36,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701265183] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:36,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:36,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:36,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427668811] [2022-03-15 14:57:36,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:36,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:36,966 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:36,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:36,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:36,967 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:38,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:38,641 INFO L93 Difference]: Finished difference Result 7997 states and 21594 transitions. [2022-03-15 14:57:38,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:38,642 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:38,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:38,654 INFO L225 Difference]: With dead ends: 7997 [2022-03-15 14:57:38,654 INFO L226 Difference]: Without dead ends: 7997 [2022-03-15 14:57:38,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:38,655 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1374 mSDsluCounter, 1876 mSDsCounter, 0 mSdLazyCounter, 1682 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1374 SdHoareTripleChecker+Valid, 2183 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:38,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1374 Valid, 2183 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1682 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:57:38,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7997 states. [2022-03-15 14:57:38,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7997 to 6398. [2022-03-15 14:57:38,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:38,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-15 14:57:38,741 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-15 14:57:38,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:38,741 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-15 14:57:38,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:38,741 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-15 14:57:38,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:38,746 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:38,746 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:38,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-15 14:57:38,746 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:38,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:38,747 INFO L85 PathProgramCache]: Analyzing trace with hash -209797591, now seen corresponding path program 36 times [2022-03-15 14:57:38,747 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:38,747 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717460597] [2022-03-15 14:57:38,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:38,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:39,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:39,182 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:39,182 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717460597] [2022-03-15 14:57:39,182 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717460597] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:39,182 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:39,183 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:39,183 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515296902] [2022-03-15 14:57:39,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:39,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:39,183 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:39,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:39,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:39,184 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:40,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:40,522 INFO L93 Difference]: Finished difference Result 7479 states and 20133 transitions. [2022-03-15 14:57:40,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 14:57:40,522 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:40,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:40,532 INFO L225 Difference]: With dead ends: 7479 [2022-03-15 14:57:40,532 INFO L226 Difference]: Without dead ends: 7479 [2022-03-15 14:57:40,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=286, Invalid=644, Unknown=0, NotChecked=0, Total=930 [2022-03-15 14:57:40,533 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1154 mSDsluCounter, 1635 mSDsCounter, 0 mSdLazyCounter, 1379 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 1913 SdHoareTripleChecker+Invalid, 1459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:40,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1154 Valid, 1913 Invalid, 1459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1379 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:40,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-03-15 14:57:40,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6412. [2022-03-15 14:57:40,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:40,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-15 14:57:40,607 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-15 14:57:40,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:40,607 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-15 14:57:40,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-15 14:57:40,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:40,611 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:40,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:40,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-15 14:57:40,611 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:40,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:40,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1054647983, now seen corresponding path program 37 times [2022-03-15 14:57:40,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:40,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971411740] [2022-03-15 14:57:40,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:40,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:41,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:41,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:41,028 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971411740] [2022-03-15 14:57:41,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971411740] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:41,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:41,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:41,028 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418697481] [2022-03-15 14:57:41,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:41,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:41,028 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:41,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:41,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:41,029 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:42,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:42,381 INFO L93 Difference]: Finished difference Result 7703 states and 20733 transitions. [2022-03-15 14:57:42,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:57:42,381 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:42,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:42,392 INFO L225 Difference]: With dead ends: 7703 [2022-03-15 14:57:42,392 INFO L226 Difference]: Without dead ends: 7703 [2022-03-15 14:57:42,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:57:42,393 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1503 mSDsluCounter, 1524 mSDsCounter, 0 mSdLazyCounter, 1344 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 1815 SdHoareTripleChecker+Invalid, 1486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:42,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 1815 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1344 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:42,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7703 states. [2022-03-15 14:57:42,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7703 to 6412. [2022-03-15 14:57:42,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:42,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-15 14:57:42,471 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-15 14:57:42,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:42,472 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-15 14:57:42,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:42,472 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-15 14:57:42,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:42,476 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:42,476 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:42,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-15 14:57:42,477 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:42,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:42,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1837407825, now seen corresponding path program 38 times [2022-03-15 14:57:42,477 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:42,477 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976134132] [2022-03-15 14:57:42,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:42,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:42,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:42,863 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:42,863 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976134132] [2022-03-15 14:57:42,863 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976134132] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:42,863 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:42,863 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:42,863 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109450100] [2022-03-15 14:57:42,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:42,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:42,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:42,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:42,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:42,864 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:44,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:44,182 INFO L93 Difference]: Finished difference Result 7647 states and 20583 transitions. [2022-03-15 14:57:44,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:44,182 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:44,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:44,194 INFO L225 Difference]: With dead ends: 7647 [2022-03-15 14:57:44,194 INFO L226 Difference]: Without dead ends: 7647 [2022-03-15 14:57:44,195 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 [2022-03-15 14:57:44,195 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1439 mSDsluCounter, 1360 mSDsCounter, 0 mSdLazyCounter, 1248 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 1660 SdHoareTripleChecker+Invalid, 1398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:44,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1439 Valid, 1660 Invalid, 1398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1248 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:44,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-03-15 14:57:44,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6412. [2022-03-15 14:57:44,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:44,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-03-15 14:57:44,281 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-03-15 14:57:44,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:44,281 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-03-15 14:57:44,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:44,282 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-03-15 14:57:44,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:44,286 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:44,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:44,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-15 14:57:44,286 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:44,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:44,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1848035611, now seen corresponding path program 39 times [2022-03-15 14:57:44,287 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:44,287 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511814894] [2022-03-15 14:57:44,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:44,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:44,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:44,794 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:44,795 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511814894] [2022-03-15 14:57:44,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511814894] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:44,795 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:44,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:44,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795367972] [2022-03-15 14:57:44,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:44,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:44,795 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:44,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:44,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:44,796 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:46,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:46,267 INFO L93 Difference]: Finished difference Result 7577 states and 20420 transitions. [2022-03-15 14:57:46,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:46,268 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:46,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:46,278 INFO L225 Difference]: With dead ends: 7577 [2022-03-15 14:57:46,278 INFO L226 Difference]: Without dead ends: 7577 [2022-03-15 14:57:46,279 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 [2022-03-15 14:57:46,279 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1273 mSDsluCounter, 1527 mSDsCounter, 0 mSdLazyCounter, 1380 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 1837 SdHoareTripleChecker+Invalid, 1529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:46,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 1837 Invalid, 1529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1380 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:46,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7577 states. [2022-03-15 14:57:46,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7577 to 6328. [2022-03-15 14:57:46,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:46,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-15 14:57:46,358 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-15 14:57:46,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:46,358 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-15 14:57:46,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:46,359 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-15 14:57:46,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:46,363 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:46,363 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:46,363 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-15 14:57:46,363 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:46,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:46,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1168111135, now seen corresponding path program 40 times [2022-03-15 14:57:46,363 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:46,363 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961008602] [2022-03-15 14:57:46,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:46,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:46,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:46,712 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:46,712 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961008602] [2022-03-15 14:57:46,712 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961008602] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:46,712 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:46,712 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:46,712 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096427210] [2022-03-15 14:57:46,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:46,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:46,712 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:46,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:46,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:46,713 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:48,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:48,173 INFO L93 Difference]: Finished difference Result 8095 states and 21853 transitions. [2022-03-15 14:57:48,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 14:57:48,174 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:48,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:48,185 INFO L225 Difference]: With dead ends: 8095 [2022-03-15 14:57:48,185 INFO L226 Difference]: Without dead ends: 8095 [2022-03-15 14:57:48,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=472, Invalid=934, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 14:57:48,186 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1516 mSDsluCounter, 1554 mSDsCounter, 0 mSdLazyCounter, 1356 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 1911 SdHoareTripleChecker+Invalid, 1539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:48,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1516 Valid, 1911 Invalid, 1539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1356 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:48,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8095 states. [2022-03-15 14:57:48,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8095 to 6440. [2022-03-15 14:57:48,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:48,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-03-15 14:57:48,264 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-03-15 14:57:48,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:48,265 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-03-15 14:57:48,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:48,265 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-03-15 14:57:48,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:48,269 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:48,269 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:48,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-15 14:57:48,269 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:48,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:48,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1171397755, now seen corresponding path program 41 times [2022-03-15 14:57:48,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:48,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465955807] [2022-03-15 14:57:48,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:48,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:48,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:48,703 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:48,703 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465955807] [2022-03-15 14:57:48,703 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465955807] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:48,703 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:48,703 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:48,703 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841459586] [2022-03-15 14:57:48,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:48,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:48,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:48,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:48,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:48,704 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:50,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:50,130 INFO L93 Difference]: Finished difference Result 7983 states and 21525 transitions. [2022-03-15 14:57:50,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 14:57:50,131 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:50,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:50,141 INFO L225 Difference]: With dead ends: 7983 [2022-03-15 14:57:50,141 INFO L226 Difference]: Without dead ends: 7983 [2022-03-15 14:57:50,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 14:57:50,142 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1465 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 1330 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1465 SdHoareTripleChecker+Valid, 1786 SdHoareTripleChecker+Invalid, 1493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:50,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1465 Valid, 1786 Invalid, 1493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1330 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:57:50,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7983 states. [2022-03-15 14:57:50,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7983 to 6524. [2022-03-15 14:57:50,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6524 states, 6520 states have (on average 2.7552147239263802) internal successors, (17964), 6523 states have internal predecessors, (17964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:50,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6524 states to 6524 states and 17964 transitions. [2022-03-15 14:57:50,219 INFO L78 Accepts]: Start accepts. Automaton has 6524 states and 17964 transitions. Word has length 98 [2022-03-15 14:57:50,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:50,219 INFO L470 AbstractCegarLoop]: Abstraction has 6524 states and 17964 transitions. [2022-03-15 14:57:50,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:50,220 INFO L276 IsEmpty]: Start isEmpty. Operand 6524 states and 17964 transitions. [2022-03-15 14:57:50,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:50,224 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:50,224 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:50,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-15 14:57:50,224 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:50,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:50,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1171421935, now seen corresponding path program 42 times [2022-03-15 14:57:50,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:50,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531209771] [2022-03-15 14:57:50,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:50,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:50,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:50,769 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:50,769 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531209771] [2022-03-15 14:57:50,769 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531209771] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:50,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:50,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:50,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680106259] [2022-03-15 14:57:50,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:50,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:50,770 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:50,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:50,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:50,771 INFO L87 Difference]: Start difference. First operand 6524 states and 17964 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:52,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:52,252 INFO L93 Difference]: Finished difference Result 8067 states and 21799 transitions. [2022-03-15 14:57:52,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:52,252 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:52,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:52,264 INFO L225 Difference]: With dead ends: 8067 [2022-03-15 14:57:52,264 INFO L226 Difference]: Without dead ends: 8067 [2022-03-15 14:57:52,265 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:52,265 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1373 mSDsluCounter, 1669 mSDsCounter, 0 mSdLazyCounter, 1505 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 1976 SdHoareTripleChecker+Invalid, 1637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:52,265 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1373 Valid, 1976 Invalid, 1637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1505 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:52,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-15 14:57:52,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6482. [2022-03-15 14:57:52,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6482 states, 6478 states have (on average 2.754090768755789) internal successors, (17841), 6481 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:52,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6482 states to 6482 states and 17841 transitions. [2022-03-15 14:57:52,350 INFO L78 Accepts]: Start accepts. Automaton has 6482 states and 17841 transitions. Word has length 98 [2022-03-15 14:57:52,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:52,350 INFO L470 AbstractCegarLoop]: Abstraction has 6482 states and 17841 transitions. [2022-03-15 14:57:52,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 17841 transitions. [2022-03-15 14:57:52,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:52,355 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:52,355 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:52,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-15 14:57:52,355 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:52,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:52,356 INFO L85 PathProgramCache]: Analyzing trace with hash -669566687, now seen corresponding path program 43 times [2022-03-15 14:57:52,356 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:52,356 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945402406] [2022-03-15 14:57:52,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:52,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:52,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:52,772 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:52,772 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945402406] [2022-03-15 14:57:52,772 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945402406] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:52,772 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:52,772 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:52,772 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057984508] [2022-03-15 14:57:52,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:52,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:52,773 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:52,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:52,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:52,773 INFO L87 Difference]: Start difference. First operand 6482 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:54,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:54,223 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-03-15 14:57:54,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:57:54,223 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:54,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:54,235 INFO L225 Difference]: With dead ends: 8067 [2022-03-15 14:57:54,235 INFO L226 Difference]: Without dead ends: 8067 [2022-03-15 14:57:54,235 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:57:54,236 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1196 mSDsluCounter, 1828 mSDsCounter, 0 mSdLazyCounter, 1594 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1196 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 1709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:54,236 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1196 Valid, 2125 Invalid, 1709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1594 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:57:54,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-15 14:57:54,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6496. [2022-03-15 14:57:54,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6496 states, 6492 states have (on average 2.754467036352434) internal successors, (17882), 6495 states have internal predecessors, (17882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:54,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6496 states to 6496 states and 17882 transitions. [2022-03-15 14:57:54,317 INFO L78 Accepts]: Start accepts. Automaton has 6496 states and 17882 transitions. Word has length 98 [2022-03-15 14:57:54,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:54,318 INFO L470 AbstractCegarLoop]: Abstraction has 6496 states and 17882 transitions. [2022-03-15 14:57:54,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:54,318 INFO L276 IsEmpty]: Start isEmpty. Operand 6496 states and 17882 transitions. [2022-03-15 14:57:54,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:54,322 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:54,322 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:54,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-15 14:57:54,323 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:54,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:54,323 INFO L85 PathProgramCache]: Analyzing trace with hash -60042827, now seen corresponding path program 44 times [2022-03-15 14:57:54,323 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:54,323 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782143632] [2022-03-15 14:57:54,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:54,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:54,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:54,792 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:54,792 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782143632] [2022-03-15 14:57:54,792 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782143632] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:54,792 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:54,792 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:54,792 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755884870] [2022-03-15 14:57:54,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:54,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:54,792 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:54,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:54,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:54,793 INFO L87 Difference]: Start difference. First operand 6496 states and 17882 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:56,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:56,495 INFO L93 Difference]: Finished difference Result 8123 states and 21921 transitions. [2022-03-15 14:57:56,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:57:56,499 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:56,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:56,511 INFO L225 Difference]: With dead ends: 8123 [2022-03-15 14:57:56,511 INFO L226 Difference]: Without dead ends: 8123 [2022-03-15 14:57:56,512 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:57:56,512 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1051 mSDsluCounter, 2012 mSDsCounter, 0 mSdLazyCounter, 1762 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 2319 SdHoareTripleChecker+Invalid, 1884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:56,513 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1051 Valid, 2319 Invalid, 1884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1762 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:57:56,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8123 states. [2022-03-15 14:57:56,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8123 to 6468. [2022-03-15 14:57:56,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:56,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-03-15 14:57:56,598 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-03-15 14:57:56,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:56,599 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-03-15 14:57:56,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:56,599 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-03-15 14:57:56,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:56,603 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:56,603 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:56,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-15 14:57:56,603 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:56,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:56,604 INFO L85 PathProgramCache]: Analyzing trace with hash -265207407, now seen corresponding path program 45 times [2022-03-15 14:57:56,604 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:56,604 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795808622] [2022-03-15 14:57:56,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:56,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:56,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:57,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:57,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:57,023 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795808622] [2022-03-15 14:57:57,023 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795808622] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:57,023 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:57,023 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:57,023 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124268748] [2022-03-15 14:57:57,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:57,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:57,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:57,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:57,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:57,024 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:58,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:57:58,131 INFO L93 Difference]: Finished difference Result 7899 states and 21307 transitions. [2022-03-15 14:57:58,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:57:58,131 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:57:58,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:57:58,142 INFO L225 Difference]: With dead ends: 7899 [2022-03-15 14:57:58,142 INFO L226 Difference]: Without dead ends: 7899 [2022-03-15 14:57:58,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=302, Invalid=690, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:57:58,143 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1366 mSDsluCounter, 1250 mSDsCounter, 0 mSdLazyCounter, 1113 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 1543 SdHoareTripleChecker+Invalid, 1237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 14:57:58,143 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1366 Valid, 1543 Invalid, 1237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1113 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 14:57:58,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7899 states. [2022-03-15 14:57:58,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7899 to 6468. [2022-03-15 14:57:58,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:58,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-03-15 14:57:58,218 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-03-15 14:57:58,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:57:58,218 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-03-15 14:57:58,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:57:58,218 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-03-15 14:57:58,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:57:58,223 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:57:58,223 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:57:58,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-15 14:57:58,223 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:57:58,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:57:58,223 INFO L85 PathProgramCache]: Analyzing trace with hash 591288539, now seen corresponding path program 46 times [2022-03-15 14:57:58,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:57:58,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861477236] [2022-03-15 14:57:58,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:57:58,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:57:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:57:58,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:57:58,607 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:57:58,607 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861477236] [2022-03-15 14:57:58,608 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861477236] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:57:58,608 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:57:58,608 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:57:58,608 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210009525] [2022-03-15 14:57:58,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:57:58,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:57:58,608 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:57:58,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:57:58,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:57:58,608 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:00,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:00,016 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-03-15 14:58:00,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:00,016 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:00,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:00,028 INFO L225 Difference]: With dead ends: 8067 [2022-03-15 14:58:00,028 INFO L226 Difference]: Without dead ends: 8067 [2022-03-15 14:58:00,028 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:00,028 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1365 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1523 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1365 SdHoareTripleChecker+Valid, 2045 SdHoareTripleChecker+Invalid, 1649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:00,029 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1365 Valid, 2045 Invalid, 1649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1523 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:00,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-03-15 14:58:00,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6468. [2022-03-15 14:58:00,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:00,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-03-15 14:58:00,108 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-03-15 14:58:00,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:00,108 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-03-15 14:58:00,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:00,109 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-03-15 14:58:00,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:00,113 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:00,113 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:00,113 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-15 14:58:00,113 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:00,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:00,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1200812399, now seen corresponding path program 47 times [2022-03-15 14:58:00,114 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:00,114 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043745735] [2022-03-15 14:58:00,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:00,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:00,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:00,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:00,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043745735] [2022-03-15 14:58:00,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043745735] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:00,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:00,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:00,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383537996] [2022-03-15 14:58:00,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:00,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:00,600 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:00,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:00,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:00,600 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:02,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:02,314 INFO L93 Difference]: Finished difference Result 7997 states and 21594 transitions. [2022-03-15 14:58:02,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:02,314 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:02,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:02,326 INFO L225 Difference]: With dead ends: 7997 [2022-03-15 14:58:02,326 INFO L226 Difference]: Without dead ends: 7997 [2022-03-15 14:58:02,326 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:02,326 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1543 mSDsluCounter, 1920 mSDsCounter, 0 mSdLazyCounter, 1741 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 2229 SdHoareTripleChecker+Invalid, 1869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:02,327 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 2229 Invalid, 1869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1741 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:58:02,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7997 states. [2022-03-15 14:58:02,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7997 to 6356. [2022-03-15 14:58:02,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:02,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-15 14:58:02,415 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-15 14:58:02,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:02,415 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-15 14:58:02,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:02,416 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-15 14:58:02,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:02,420 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:02,420 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:02,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-15 14:58:02,420 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:02,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:02,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1619851965, now seen corresponding path program 48 times [2022-03-15 14:58:02,421 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:02,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789456445] [2022-03-15 14:58:02,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:02,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:02,766 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:02,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789456445] [2022-03-15 14:58:02,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789456445] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:02,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:02,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:02,766 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621626490] [2022-03-15 14:58:02,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:02,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:02,766 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:02,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:02,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:02,770 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:04,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:04,276 INFO L93 Difference]: Finished difference Result 7955 states and 21457 transitions. [2022-03-15 14:58:04,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 14:58:04,277 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:04,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:04,288 INFO L225 Difference]: With dead ends: 7955 [2022-03-15 14:58:04,288 INFO L226 Difference]: Without dead ends: 7955 [2022-03-15 14:58:04,289 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=494, Invalid=988, Unknown=0, NotChecked=0, Total=1482 [2022-03-15 14:58:04,289 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1292 mSDsluCounter, 1520 mSDsCounter, 0 mSdLazyCounter, 1326 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 1482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:04,289 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1292 Valid, 1888 Invalid, 1482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1326 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:04,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7955 states. [2022-03-15 14:58:04,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7955 to 6426. [2022-03-15 14:58:04,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6426 states, 6422 states have (on average 2.752569293055123) internal successors, (17677), 6425 states have internal predecessors, (17677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:04,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 17677 transitions. [2022-03-15 14:58:04,370 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 17677 transitions. Word has length 98 [2022-03-15 14:58:04,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:04,370 INFO L470 AbstractCegarLoop]: Abstraction has 6426 states and 17677 transitions. [2022-03-15 14:58:04,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:04,370 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 17677 transitions. [2022-03-15 14:58:04,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:04,375 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:04,375 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:04,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-15 14:58:04,375 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:04,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:04,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1623138585, now seen corresponding path program 49 times [2022-03-15 14:58:04,376 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:04,376 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677422796] [2022-03-15 14:58:04,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:04,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:04,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:04,862 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:04,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677422796] [2022-03-15 14:58:04,862 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677422796] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:04,862 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:04,862 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:04,862 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461856181] [2022-03-15 14:58:04,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:04,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:04,862 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:04,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:04,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:04,863 INFO L87 Difference]: Start difference. First operand 6426 states and 17677 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:06,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:06,534 INFO L93 Difference]: Finished difference Result 7843 states and 21129 transitions. [2022-03-15 14:58:06,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 14:58:06,534 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:06,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:06,545 INFO L225 Difference]: With dead ends: 7843 [2022-03-15 14:58:06,545 INFO L226 Difference]: Without dead ends: 7843 [2022-03-15 14:58:06,546 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 14:58:06,546 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1212 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1781 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 2349 SdHoareTripleChecker+Invalid, 1901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:06,546 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 2349 Invalid, 1901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1781 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:58:06,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-03-15 14:58:06,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6482. [2022-03-15 14:58:06,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6482 states, 6478 states have (on average 2.754090768755789) internal successors, (17841), 6481 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:06,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6482 states to 6482 states and 17841 transitions. [2022-03-15 14:58:06,629 INFO L78 Accepts]: Start accepts. Automaton has 6482 states and 17841 transitions. Word has length 98 [2022-03-15 14:58:06,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:06,629 INFO L470 AbstractCegarLoop]: Abstraction has 6482 states and 17841 transitions. [2022-03-15 14:58:06,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:06,630 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 17841 transitions. [2022-03-15 14:58:06,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:06,634 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:06,634 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:06,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-15 14:58:06,634 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:06,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:06,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1623162765, now seen corresponding path program 50 times [2022-03-15 14:58:06,635 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:06,635 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255905354] [2022-03-15 14:58:06,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:06,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:07,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:07,306 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:07,306 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255905354] [2022-03-15 14:58:07,306 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255905354] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:07,306 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:07,307 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:07,307 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597519779] [2022-03-15 14:58:07,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:07,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:07,307 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:07,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:07,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:07,307 INFO L87 Difference]: Start difference. First operand 6482 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:08,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:08,775 INFO L93 Difference]: Finished difference Result 7927 states and 21403 transitions. [2022-03-15 14:58:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:08,775 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:08,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:08,790 INFO L225 Difference]: With dead ends: 7927 [2022-03-15 14:58:08,791 INFO L226 Difference]: Without dead ends: 7927 [2022-03-15 14:58:08,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:08,792 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1368 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 1929 SdHoareTripleChecker+Invalid, 1651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:08,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1368 Valid, 1929 Invalid, 1651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1519 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:08,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7927 states. [2022-03-15 14:58:08,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7927 to 6440. [2022-03-15 14:58:08,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:08,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-03-15 14:58:08,889 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-03-15 14:58:08,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:08,889 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-03-15 14:58:08,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:08,889 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-03-15 14:58:08,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:08,893 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:08,893 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:08,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-15 14:58:08,893 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:08,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:08,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1121307517, now seen corresponding path program 51 times [2022-03-15 14:58:08,894 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:08,894 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213921891] [2022-03-15 14:58:08,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:08,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:08,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:09,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:09,261 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:09,261 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213921891] [2022-03-15 14:58:09,261 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213921891] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:09,261 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:09,261 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:09,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768275311] [2022-03-15 14:58:09,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:09,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:09,262 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:09,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:09,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:09,263 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:10,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:10,821 INFO L93 Difference]: Finished difference Result 7731 states and 20829 transitions. [2022-03-15 14:58:10,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:10,821 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:10,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:10,832 INFO L225 Difference]: With dead ends: 7731 [2022-03-15 14:58:10,832 INFO L226 Difference]: Without dead ends: 7731 [2022-03-15 14:58:10,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:10,833 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1355 mSDsluCounter, 1962 mSDsCounter, 0 mSdLazyCounter, 1691 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1355 SdHoareTripleChecker+Valid, 2256 SdHoareTripleChecker+Invalid, 1813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:10,833 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1355 Valid, 2256 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1691 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:58:10,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7731 states. [2022-03-15 14:58:10,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7731 to 6440. [2022-03-15 14:58:10,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:10,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-03-15 14:58:10,909 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-03-15 14:58:10,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:10,909 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-03-15 14:58:10,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:10,909 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-03-15 14:58:10,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:10,913 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:10,914 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:10,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-15 14:58:10,914 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:10,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:10,914 INFO L85 PathProgramCache]: Analyzing trace with hash -511783657, now seen corresponding path program 52 times [2022-03-15 14:58:10,914 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:10,914 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382260035] [2022-03-15 14:58:10,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:10,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:11,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:11,391 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:11,391 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382260035] [2022-03-15 14:58:11,391 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382260035] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:11,391 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:11,391 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:11,391 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502209572] [2022-03-15 14:58:11,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:11,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:11,391 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:11,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:11,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:11,392 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:12,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:12,739 INFO L93 Difference]: Finished difference Result 7829 states and 21116 transitions. [2022-03-15 14:58:12,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:12,739 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:12,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:12,750 INFO L225 Difference]: With dead ends: 7829 [2022-03-15 14:58:12,750 INFO L226 Difference]: Without dead ends: 7829 [2022-03-15 14:58:12,751 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:12,751 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1051 mSDsluCounter, 1413 mSDsCounter, 0 mSdLazyCounter, 1291 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 1724 SdHoareTripleChecker+Invalid, 1416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:12,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1051 Valid, 1724 Invalid, 1416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1291 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:12,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7829 states. [2022-03-15 14:58:12,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7829 to 6370. [2022-03-15 14:58:12,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6370 states, 6366 states have (on average 2.7510210493245366) internal successors, (17513), 6369 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:12,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-03-15 14:58:12,827 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-03-15 14:58:12,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:12,827 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-03-15 14:58:12,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:12,828 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-03-15 14:58:12,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:12,832 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:12,832 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:12,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-15 14:58:12,832 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:12,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:12,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1317566091, now seen corresponding path program 53 times [2022-03-15 14:58:12,832 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:12,832 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396228868] [2022-03-15 14:58:12,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:12,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:13,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:13,220 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:13,220 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396228868] [2022-03-15 14:58:13,220 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396228868] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:13,220 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:13,220 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:13,220 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128565531] [2022-03-15 14:58:13,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:13,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:13,220 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:13,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:13,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:13,221 INFO L87 Difference]: Start difference. First operand 6370 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:14,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:14,900 INFO L93 Difference]: Finished difference Result 7773 states and 20966 transitions. [2022-03-15 14:58:14,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 14:58:14,901 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:14,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:14,911 INFO L225 Difference]: With dead ends: 7773 [2022-03-15 14:58:14,912 INFO L226 Difference]: Without dead ends: 7773 [2022-03-15 14:58:14,912 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 14:58:14,912 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 1518 mSDsluCounter, 1577 mSDsCounter, 0 mSdLazyCounter, 1434 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 1953 SdHoareTripleChecker+Invalid, 1631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:14,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1518 Valid, 1953 Invalid, 1631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1434 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:14,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7773 states. [2022-03-15 14:58:14,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7773 to 6454. [2022-03-15 14:58:14,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6454 states, 6450 states have (on average 2.7533333333333334) internal successors, (17759), 6453 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:14,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 6454 states and 17759 transitions. [2022-03-15 14:58:14,989 INFO L78 Accepts]: Start accepts. Automaton has 6454 states and 17759 transitions. Word has length 98 [2022-03-15 14:58:14,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:14,989 INFO L470 AbstractCegarLoop]: Abstraction has 6454 states and 17759 transitions. [2022-03-15 14:58:14,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:14,989 INFO L276 IsEmpty]: Start isEmpty. Operand 6454 states and 17759 transitions. [2022-03-15 14:58:14,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:14,993 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:14,993 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:14,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-15 14:58:14,994 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:14,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:14,994 INFO L85 PathProgramCache]: Analyzing trace with hash -1320852711, now seen corresponding path program 54 times [2022-03-15 14:58:14,994 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:14,994 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159768694] [2022-03-15 14:58:14,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:14,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:15,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:15,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:15,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159768694] [2022-03-15 14:58:15,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159768694] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:15,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:15,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:15,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679835587] [2022-03-15 14:58:15,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:15,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:15,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:15,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:15,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:15,511 INFO L87 Difference]: Start difference. First operand 6454 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:17,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:17,328 INFO L93 Difference]: Finished difference Result 7745 states and 20884 transitions. [2022-03-15 14:58:17,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:17,329 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:17,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:17,338 INFO L225 Difference]: With dead ends: 7745 [2022-03-15 14:58:17,338 INFO L226 Difference]: Without dead ends: 7745 [2022-03-15 14:58:17,338 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:17,338 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1347 mSDsluCounter, 2084 mSDsCounter, 0 mSdLazyCounter, 1926 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 2382 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:17,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 2382 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1926 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:58:17,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7745 states. [2022-03-15 14:58:17,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7745 to 6496. [2022-03-15 14:58:17,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6496 states, 6492 states have (on average 2.754467036352434) internal successors, (17882), 6495 states have internal predecessors, (17882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:17,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6496 states to 6496 states and 17882 transitions. [2022-03-15 14:58:17,414 INFO L78 Accepts]: Start accepts. Automaton has 6496 states and 17882 transitions. Word has length 98 [2022-03-15 14:58:17,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:17,414 INFO L470 AbstractCegarLoop]: Abstraction has 6496 states and 17882 transitions. [2022-03-15 14:58:17,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:17,414 INFO L276 IsEmpty]: Start isEmpty. Operand 6496 states and 17882 transitions. [2022-03-15 14:58:17,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:17,418 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:17,418 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:17,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-15 14:58:17,418 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:17,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:17,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1320876891, now seen corresponding path program 55 times [2022-03-15 14:58:17,419 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:17,419 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336621881] [2022-03-15 14:58:17,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:17,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:18,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:18,026 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:18,026 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336621881] [2022-03-15 14:58:18,026 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336621881] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:18,026 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:18,026 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:18,026 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445947679] [2022-03-15 14:58:18,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:18,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:18,026 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:18,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:18,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:18,027 INFO L87 Difference]: Start difference. First operand 6496 states and 17882 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:19,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:19,376 INFO L93 Difference]: Finished difference Result 7633 states and 20584 transitions. [2022-03-15 14:58:19,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:19,376 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:19,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:19,386 INFO L225 Difference]: With dead ends: 7633 [2022-03-15 14:58:19,387 INFO L226 Difference]: Without dead ends: 7633 [2022-03-15 14:58:19,387 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:19,387 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1349 mSDsluCounter, 1379 mSDsCounter, 0 mSdLazyCounter, 1293 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 1685 SdHoareTripleChecker+Invalid, 1427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:19,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 1685 Invalid, 1427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1293 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:58:19,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7633 states. [2022-03-15 14:58:19,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7633 to 6328. [2022-03-15 14:58:19,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:19,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-03-15 14:58:19,465 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-03-15 14:58:19,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:19,465 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-03-15 14:58:19,465 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:19,465 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-03-15 14:58:19,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:19,469 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:19,470 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:19,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-15 14:58:19,472 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:19,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:19,472 INFO L85 PathProgramCache]: Analyzing trace with hash 978643555, now seen corresponding path program 1 times [2022-03-15 14:58:19,472 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:19,472 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362555332] [2022-03-15 14:58:19,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:19,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:19,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:20,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:20,218 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:20,218 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362555332] [2022-03-15 14:58:20,218 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362555332] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:20,218 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:20,218 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:20,219 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961425758] [2022-03-15 14:58:20,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:20,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:20,219 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:20,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:20,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:20,222 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:21,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:21,864 INFO L93 Difference]: Finished difference Result 7119 states and 19207 transitions. [2022-03-15 14:58:21,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:21,864 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:21,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:21,874 INFO L225 Difference]: With dead ends: 7119 [2022-03-15 14:58:21,874 INFO L226 Difference]: Without dead ends: 7119 [2022-03-15 14:58:21,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:21,875 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1567 mSDsluCounter, 2158 mSDsCounter, 0 mSdLazyCounter, 1731 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1567 SdHoareTripleChecker+Valid, 2404 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:21,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1567 Valid, 2404 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1731 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:58:21,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7119 states. [2022-03-15 14:58:21,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7119 to 6580. [2022-03-15 14:58:21,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6580 states, 6576 states have (on average 2.757603406326034) internal successors, (18134), 6579 states have internal predecessors, (18134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:21,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6580 states to 6580 states and 18134 transitions. [2022-03-15 14:58:21,958 INFO L78 Accepts]: Start accepts. Automaton has 6580 states and 18134 transitions. Word has length 98 [2022-03-15 14:58:21,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:21,958 INFO L470 AbstractCegarLoop]: Abstraction has 6580 states and 18134 transitions. [2022-03-15 14:58:21,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 6580 states and 18134 transitions. [2022-03-15 14:58:21,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:21,963 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:21,963 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:21,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-15 14:58:21,964 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:21,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:21,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1619731165, now seen corresponding path program 2 times [2022-03-15 14:58:21,964 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:21,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939543095] [2022-03-15 14:58:21,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:21,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:21,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:22,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:22,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:22,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939543095] [2022-03-15 14:58:22,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939543095] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:22,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:22,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:22,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517435086] [2022-03-15 14:58:22,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:22,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:22,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:22,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:22,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:22,619 INFO L87 Difference]: Start difference. First operand 6580 states and 18134 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:24,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:24,320 INFO L93 Difference]: Finished difference Result 8063 states and 21850 transitions. [2022-03-15 14:58:24,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:24,320 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:24,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:24,332 INFO L225 Difference]: With dead ends: 8063 [2022-03-15 14:58:24,333 INFO L226 Difference]: Without dead ends: 8063 [2022-03-15 14:58:24,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:24,333 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1606 mSDsluCounter, 2155 mSDsCounter, 0 mSdLazyCounter, 1801 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1606 SdHoareTripleChecker+Valid, 2429 SdHoareTripleChecker+Invalid, 1929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:24,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1606 Valid, 2429 Invalid, 1929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1801 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:58:24,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8063 states. [2022-03-15 14:58:24,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8063 to 6622. [2022-03-15 14:58:24,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6622 states, 6618 states have (on average 2.758839528558477) internal successors, (18258), 6621 states have internal predecessors, (18258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:24,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6622 states to 6622 states and 18258 transitions. [2022-03-15 14:58:24,418 INFO L78 Accepts]: Start accepts. Automaton has 6622 states and 18258 transitions. Word has length 98 [2022-03-15 14:58:24,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:24,418 INFO L470 AbstractCegarLoop]: Abstraction has 6622 states and 18258 transitions. [2022-03-15 14:58:24,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:24,419 INFO L276 IsEmpty]: Start isEmpty. Operand 6622 states and 18258 transitions. [2022-03-15 14:58:24,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:24,423 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:24,423 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:24,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-15 14:58:24,424 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:24,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:24,424 INFO L85 PathProgramCache]: Analyzing trace with hash 464405661, now seen corresponding path program 3 times [2022-03-15 14:58:24,424 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:24,424 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865248745] [2022-03-15 14:58:24,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:24,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:24,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:24,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:24,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865248745] [2022-03-15 14:58:24,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865248745] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:24,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:24,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:24,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034380718] [2022-03-15 14:58:24,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:24,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:24,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:24,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:24,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:24,821 INFO L87 Difference]: Start difference. First operand 6622 states and 18258 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:26,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:26,062 INFO L93 Difference]: Finished difference Result 7671 states and 20696 transitions. [2022-03-15 14:58:26,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:26,063 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:26,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:26,074 INFO L225 Difference]: With dead ends: 7671 [2022-03-15 14:58:26,074 INFO L226 Difference]: Without dead ends: 7671 [2022-03-15 14:58:26,075 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:26,075 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1384 mSDsluCounter, 1645 mSDsCounter, 0 mSdLazyCounter, 1355 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 1442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:26,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 1928 Invalid, 1442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1355 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:26,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7671 states. [2022-03-15 14:58:26,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7671 to 6664. [2022-03-15 14:58:26,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:26,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-15 14:58:26,183 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-15 14:58:26,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:26,184 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-15 14:58:26,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:26,184 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-15 14:58:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:26,189 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:26,189 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:26,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-15 14:58:26,189 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:26,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:26,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1517219601, now seen corresponding path program 4 times [2022-03-15 14:58:26,189 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:26,189 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572274366] [2022-03-15 14:58:26,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:26,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:26,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:26,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:26,685 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:26,685 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572274366] [2022-03-15 14:58:26,685 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572274366] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:26,685 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:26,685 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:26,685 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698403406] [2022-03-15 14:58:26,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:26,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:26,685 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:26,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:26,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:26,686 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:28,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:28,166 INFO L93 Difference]: Finished difference Result 7853 states and 21232 transitions. [2022-03-15 14:58:28,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:28,167 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:28,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:28,178 INFO L225 Difference]: With dead ends: 7853 [2022-03-15 14:58:28,178 INFO L226 Difference]: Without dead ends: 7853 [2022-03-15 14:58:28,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:28,179 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1603 mSDsluCounter, 1560 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1603 SdHoareTripleChecker+Valid, 1854 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:28,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1603 Valid, 1854 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1389 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:28,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2022-03-15 14:58:28,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 6664. [2022-03-15 14:58:28,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:28,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-15 14:58:28,265 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-15 14:58:28,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:28,265 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-15 14:58:28,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:28,266 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-15 14:58:28,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:28,270 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:28,270 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:28,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-15 14:58:28,271 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:28,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:28,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1572945681, now seen corresponding path program 5 times [2022-03-15 14:58:28,271 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:28,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726476550] [2022-03-15 14:58:28,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:28,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:28,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:28,939 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:28,940 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726476550] [2022-03-15 14:58:28,940 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726476550] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:28,940 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:28,940 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:28,940 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212284030] [2022-03-15 14:58:28,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:28,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:28,940 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:28,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:28,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:28,941 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:30,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:30,496 INFO L93 Difference]: Finished difference Result 7965 states and 21560 transitions. [2022-03-15 14:58:30,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:30,497 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:30,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:30,508 INFO L225 Difference]: With dead ends: 7965 [2022-03-15 14:58:30,508 INFO L226 Difference]: Without dead ends: 7965 [2022-03-15 14:58:30,508 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:30,508 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1447 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1606 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1447 SdHoareTripleChecker+Valid, 2118 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:30,509 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1447 Valid, 2118 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1606 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:30,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7965 states. [2022-03-15 14:58:30,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7965 to 6664. [2022-03-15 14:58:30,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-15 14:58:30,586 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-15 14:58:30,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:30,586 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-15 14:58:30,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:30,587 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-15 14:58:30,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:30,591 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:30,591 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:30,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-15 14:58:30,591 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:30,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:30,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1620912471, now seen corresponding path program 6 times [2022-03-15 14:58:30,592 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:30,592 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778177785] [2022-03-15 14:58:30,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:30,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:31,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:31,116 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:31,116 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778177785] [2022-03-15 14:58:31,116 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778177785] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:31,116 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:31,116 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:31,116 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615204809] [2022-03-15 14:58:31,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:31,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:31,117 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:31,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:31,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:31,117 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:32,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:32,894 INFO L93 Difference]: Finished difference Result 8403 states and 22829 transitions. [2022-03-15 14:58:32,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:32,895 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:32,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:32,907 INFO L225 Difference]: With dead ends: 8403 [2022-03-15 14:58:32,907 INFO L226 Difference]: Without dead ends: 8403 [2022-03-15 14:58:32,907 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:32,908 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1342 mSDsluCounter, 2150 mSDsCounter, 0 mSdLazyCounter, 1852 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 2442 SdHoareTripleChecker+Invalid, 1975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:32,908 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1342 Valid, 2442 Invalid, 1975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1852 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:58:32,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8403 states. [2022-03-15 14:58:32,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8403 to 6769. [2022-03-15 14:58:32,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6769 states, 6765 states have (on average 2.7630450849963046) internal successors, (18692), 6768 states have internal predecessors, (18692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:33,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6769 states to 6769 states and 18692 transitions. [2022-03-15 14:58:33,000 INFO L78 Accepts]: Start accepts. Automaton has 6769 states and 18692 transitions. Word has length 98 [2022-03-15 14:58:33,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:33,000 INFO L470 AbstractCegarLoop]: Abstraction has 6769 states and 18692 transitions. [2022-03-15 14:58:33,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:33,001 INFO L276 IsEmpty]: Start isEmpty. Operand 6769 states and 18692 transitions. [2022-03-15 14:58:33,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:33,005 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:33,005 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, 1, 1, 1, 1] [2022-03-15 14:58:33,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-15 14:58:33,006 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:33,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:33,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1518729321, now seen corresponding path program 7 times [2022-03-15 14:58:33,006 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:33,006 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062938196] [2022-03-15 14:58:33,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:33,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:33,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:33,390 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:33,390 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062938196] [2022-03-15 14:58:33,391 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062938196] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:33,391 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:33,391 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:33,391 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540889602] [2022-03-15 14:58:33,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:33,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:33,391 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:33,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:33,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:33,392 INFO L87 Difference]: Start difference. First operand 6769 states and 18692 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:34,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:34,590 INFO L93 Difference]: Finished difference Result 8569 states and 23248 transitions. [2022-03-15 14:58:34,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:34,590 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:34,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:34,602 INFO L225 Difference]: With dead ends: 8569 [2022-03-15 14:58:34,603 INFO L226 Difference]: Without dead ends: 8569 [2022-03-15 14:58:34,603 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:34,603 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1249 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1198 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 1683 SdHoareTripleChecker+Invalid, 1359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:34,603 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 1683 Invalid, 1359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1198 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:34,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8569 states. [2022-03-15 14:58:34,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8569 to 6790. [2022-03-15 14:58:34,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6790 states, 6786 states have (on average 2.7636310050103154) internal successors, (18754), 6789 states have internal predecessors, (18754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:34,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6790 states to 6790 states and 18754 transitions. [2022-03-15 14:58:34,689 INFO L78 Accepts]: Start accepts. Automaton has 6790 states and 18754 transitions. Word has length 98 [2022-03-15 14:58:34,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:34,689 INFO L470 AbstractCegarLoop]: Abstraction has 6790 states and 18754 transitions. [2022-03-15 14:58:34,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:34,690 INFO L276 IsEmpty]: Start isEmpty. Operand 6790 states and 18754 transitions. [2022-03-15 14:58:34,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:34,696 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:34,696 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:34,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-15 14:58:34,696 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:34,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:34,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1723424035, now seen corresponding path program 8 times [2022-03-15 14:58:34,696 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:34,696 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389597127] [2022-03-15 14:58:34,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:34,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:35,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:35,289 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:35,289 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389597127] [2022-03-15 14:58:35,289 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389597127] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:35,289 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:35,289 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:35,289 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144885906] [2022-03-15 14:58:35,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:35,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:35,289 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:35,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:35,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:35,290 INFO L87 Difference]: Start difference. First operand 6790 states and 18754 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:36,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:36,849 INFO L93 Difference]: Finished difference Result 8625 states and 23412 transitions. [2022-03-15 14:58:36,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:36,849 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:36,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:36,862 INFO L225 Difference]: With dead ends: 8625 [2022-03-15 14:58:36,863 INFO L226 Difference]: Without dead ends: 8625 [2022-03-15 14:58:36,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:36,863 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1550 mSDsluCounter, 1810 mSDsCounter, 0 mSdLazyCounter, 1574 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1550 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 1745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:36,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1550 Valid, 2119 Invalid, 1745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1574 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:58:36,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8625 states. [2022-03-15 14:58:36,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8625 to 6748. [2022-03-15 14:58:36,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6748 states, 6744 states have (on average 2.762455516014235) internal successors, (18630), 6747 states have internal predecessors, (18630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6748 states to 6748 states and 18630 transitions. [2022-03-15 14:58:36,957 INFO L78 Accepts]: Start accepts. Automaton has 6748 states and 18630 transitions. Word has length 98 [2022-03-15 14:58:36,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:36,957 INFO L470 AbstractCegarLoop]: Abstraction has 6748 states and 18630 transitions. [2022-03-15 14:58:36,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:36,958 INFO L276 IsEmpty]: Start isEmpty. Operand 6748 states and 18630 transitions. [2022-03-15 14:58:36,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:36,962 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:36,962 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, 1, 1, 1, 1] [2022-03-15 14:58:36,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-15 14:58:36,962 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:36,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:36,963 INFO L85 PathProgramCache]: Analyzing trace with hash 265993433, now seen corresponding path program 9 times [2022-03-15 14:58:36,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:36,963 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171119054] [2022-03-15 14:58:36,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:36,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:37,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:37,370 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:37,370 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171119054] [2022-03-15 14:58:37,370 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171119054] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:37,370 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:37,370 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:37,370 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089204720] [2022-03-15 14:58:37,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:37,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:37,371 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:37,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:37,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:37,371 INFO L87 Difference]: Start difference. First operand 6748 states and 18630 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:38,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:38,527 INFO L93 Difference]: Finished difference Result 7969 states and 21551 transitions. [2022-03-15 14:58:38,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:58:38,527 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:38,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:38,539 INFO L225 Difference]: With dead ends: 7969 [2022-03-15 14:58:38,539 INFO L226 Difference]: Without dead ends: 7969 [2022-03-15 14:58:38,539 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:58:38,539 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1236 mSDsluCounter, 1386 mSDsCounter, 0 mSdLazyCounter, 1196 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1236 SdHoareTripleChecker+Valid, 1670 SdHoareTripleChecker+Invalid, 1337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:38,540 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1236 Valid, 1670 Invalid, 1337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1196 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:38,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7969 states. [2022-03-15 14:58:38,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7969 to 6832. [2022-03-15 14:58:38,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:38,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-15 14:58:38,685 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-15 14:58:38,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:38,685 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-15 14:58:38,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:38,685 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-15 14:58:38,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:38,690 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:38,690 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:38,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-15 14:58:38,690 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:38,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:38,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1979579971, now seen corresponding path program 10 times [2022-03-15 14:58:38,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:38,692 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916646905] [2022-03-15 14:58:38,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:38,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:39,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:39,074 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:39,074 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916646905] [2022-03-15 14:58:39,074 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916646905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:39,074 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:39,074 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:39,074 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818103928] [2022-03-15 14:58:39,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:39,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:39,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:39,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:39,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:39,075 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:40,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:40,281 INFO L93 Difference]: Finished difference Result 8303 states and 22462 transitions. [2022-03-15 14:58:40,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:40,282 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:40,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:40,293 INFO L225 Difference]: With dead ends: 8303 [2022-03-15 14:58:40,294 INFO L226 Difference]: Without dead ends: 8303 [2022-03-15 14:58:40,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:40,294 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1456 mSDsluCounter, 1406 mSDsCounter, 0 mSdLazyCounter, 1200 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1456 SdHoareTripleChecker+Valid, 1705 SdHoareTripleChecker+Invalid, 1385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 1200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:40,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1456 Valid, 1705 Invalid, 1385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1200 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:40,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8303 states. [2022-03-15 14:58:40,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8303 to 6853. [2022-03-15 14:58:40,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 6849 states have (on average 2.765367206891517) internal successors, (18940), 6852 states have internal predecessors, (18940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:40,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-15 14:58:40,375 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-15 14:58:40,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:40,375 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-15 14:58:40,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:40,375 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-15 14:58:40,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:40,380 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:40,380 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:40,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-15 14:58:40,380 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:40,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:40,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1262573385, now seen corresponding path program 11 times [2022-03-15 14:58:40,380 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:40,380 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488765067] [2022-03-15 14:58:40,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:40,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:40,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:40,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:40,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488765067] [2022-03-15 14:58:40,836 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488765067] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:40,836 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:40,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:40,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198714936] [2022-03-15 14:58:40,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:40,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:40,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:40,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:40,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:40,837 INFO L87 Difference]: Start difference. First operand 6853 states and 18940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:42,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:42,352 INFO L93 Difference]: Finished difference Result 8172 states and 22149 transitions. [2022-03-15 14:58:42,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:42,353 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:42,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:42,364 INFO L225 Difference]: With dead ends: 8172 [2022-03-15 14:58:42,364 INFO L226 Difference]: Without dead ends: 8172 [2022-03-15 14:58:42,364 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 [2022-03-15 14:58:42,365 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1488 mSDsluCounter, 1859 mSDsCounter, 0 mSdLazyCounter, 1585 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1488 SdHoareTripleChecker+Valid, 2162 SdHoareTripleChecker+Invalid, 1711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:42,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1488 Valid, 2162 Invalid, 1711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1585 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:58:42,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8172 states. [2022-03-15 14:58:42,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8172 to 6832. [2022-03-15 14:58:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:42,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-15 14:58:42,445 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-15 14:58:42,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:42,445 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-15 14:58:42,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:42,446 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-15 14:58:42,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:42,450 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:42,450 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:42,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-15 14:58:42,451 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:42,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:42,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1740617909, now seen corresponding path program 12 times [2022-03-15 14:58:42,451 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:42,451 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731103987] [2022-03-15 14:58:42,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:42,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:43,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:43,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:43,028 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731103987] [2022-03-15 14:58:43,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731103987] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:43,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:43,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:43,028 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706952977] [2022-03-15 14:58:43,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:43,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:43,028 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:43,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:43,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:43,029 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:44,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:44,612 INFO L93 Difference]: Finished difference Result 8667 states and 23534 transitions. [2022-03-15 14:58:44,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:44,612 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:44,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:44,625 INFO L225 Difference]: With dead ends: 8667 [2022-03-15 14:58:44,625 INFO L226 Difference]: Without dead ends: 8667 [2022-03-15 14:58:44,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:44,626 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1680 mSDsluCounter, 1804 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1680 SdHoareTripleChecker+Valid, 2103 SdHoareTripleChecker+Invalid, 1785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:44,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1680 Valid, 2103 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:44,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8667 states. [2022-03-15 14:58:44,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8667 to 6874. [2022-03-15 14:58:44,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6870 states have (on average 2.7659388646288208) internal successors, (19002), 6873 states have internal predecessors, (19002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-15 14:58:44,709 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-15 14:58:44,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:44,710 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-15 14:58:44,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:44,710 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-15 14:58:44,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:44,714 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:44,715 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:44,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-15 14:58:44,715 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:44,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:44,715 INFO L85 PathProgramCache]: Analyzing trace with hash 585292405, now seen corresponding path program 13 times [2022-03-15 14:58:44,715 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:44,715 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768604109] [2022-03-15 14:58:44,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:44,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:45,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:45,173 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:45,173 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768604109] [2022-03-15 14:58:45,174 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768604109] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:45,174 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:45,174 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:45,174 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626813565] [2022-03-15 14:58:45,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:45,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:45,175 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:45,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:45,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:45,176 INFO L87 Difference]: Start difference. First operand 6874 states and 19002 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:46,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:46,414 INFO L93 Difference]: Finished difference Result 8464 states and 22938 transitions. [2022-03-15 14:58:46,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:46,415 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:46,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:46,427 INFO L225 Difference]: With dead ends: 8464 [2022-03-15 14:58:46,427 INFO L226 Difference]: Without dead ends: 8464 [2022-03-15 14:58:46,427 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:46,427 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1658 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1338 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1658 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 1470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:46,427 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1658 Valid, 1770 Invalid, 1470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1338 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:58:46,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8464 states. [2022-03-15 14:58:46,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8464 to 6895. [2022-03-15 14:58:46,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6895 states, 6891 states have (on average 2.7665070381657233) internal successors, (19064), 6894 states have internal predecessors, (19064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:46,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6895 states to 6895 states and 19064 transitions. [2022-03-15 14:58:46,513 INFO L78 Accepts]: Start accepts. Automaton has 6895 states and 19064 transitions. Word has length 98 [2022-03-15 14:58:46,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:46,513 INFO L470 AbstractCegarLoop]: Abstraction has 6895 states and 19064 transitions. [2022-03-15 14:58:46,513 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:46,513 INFO L276 IsEmpty]: Start isEmpty. Operand 6895 states and 19064 transitions. [2022-03-15 14:58:46,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:46,518 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:46,518 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:46,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-15 14:58:46,518 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:46,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:46,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1638106345, now seen corresponding path program 14 times [2022-03-15 14:58:46,519 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:46,519 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010682148] [2022-03-15 14:58:46,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:46,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:47,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:47,019 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:47,019 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010682148] [2022-03-15 14:58:47,020 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010682148] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:47,020 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:47,020 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:47,020 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965853714] [2022-03-15 14:58:47,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:47,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:47,020 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:47,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:47,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:47,021 INFO L87 Difference]: Start difference. First operand 6895 states and 19064 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:48,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:48,538 INFO L93 Difference]: Finished difference Result 8646 states and 23474 transitions. [2022-03-15 14:58:48,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:48,538 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:48,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:48,550 INFO L225 Difference]: With dead ends: 8646 [2022-03-15 14:58:48,550 INFO L226 Difference]: Without dead ends: 8646 [2022-03-15 14:58:48,551 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:48,551 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1491 mSDsluCounter, 1858 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 2161 SdHoareTripleChecker+Invalid, 1766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:48,551 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1491 Valid, 2161 Invalid, 1766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:48,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8646 states. [2022-03-15 14:58:48,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8646 to 6853. [2022-03-15 14:58:48,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 6849 states have (on average 2.765367206891517) internal successors, (18940), 6852 states have internal predecessors, (18940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:48,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-15 14:58:48,639 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-15 14:58:48,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:48,639 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-15 14:58:48,639 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:48,639 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-15 14:58:48,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:48,644 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:48,644 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:48,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-15 14:58:48,644 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:48,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:48,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1452058937, now seen corresponding path program 15 times [2022-03-15 14:58:48,645 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:48,645 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643039275] [2022-03-15 14:58:48,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:48,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:49,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:49,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:49,379 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643039275] [2022-03-15 14:58:49,379 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643039275] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:49,379 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:49,380 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:49,380 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155110955] [2022-03-15 14:58:49,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:49,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:49,380 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:49,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:49,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:49,380 INFO L87 Difference]: Start difference. First operand 6853 states and 18940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:50,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:50,868 INFO L93 Difference]: Finished difference Result 8242 states and 22353 transitions. [2022-03-15 14:58:50,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:50,868 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:50,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:50,880 INFO L225 Difference]: With dead ends: 8242 [2022-03-15 14:58:50,880 INFO L226 Difference]: Without dead ends: 8242 [2022-03-15 14:58:50,880 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 [2022-03-15 14:58:50,880 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1190 mSDsluCounter, 1706 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1190 SdHoareTripleChecker+Valid, 2005 SdHoareTripleChecker+Invalid, 1701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:50,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1190 Valid, 2005 Invalid, 1701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:50,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8242 states. [2022-03-15 14:58:50,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8242 to 6832. [2022-03-15 14:58:50,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:50,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-15 14:58:50,970 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-15 14:58:50,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:50,970 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-15 14:58:50,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:50,970 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-15 14:58:50,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:50,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:50,975 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, 1, 1, 1, 1] [2022-03-15 14:58:50,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-15 14:58:50,976 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:50,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:50,976 INFO L85 PathProgramCache]: Analyzing trace with hash -790464501, now seen corresponding path program 16 times [2022-03-15 14:58:50,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:50,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16482226] [2022-03-15 14:58:50,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:50,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:51,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:51,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:51,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16482226] [2022-03-15 14:58:51,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16482226] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:51,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:51,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:51,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435255048] [2022-03-15 14:58:51,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:51,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:51,509 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:51,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:51,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:51,510 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:53,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:53,288 INFO L93 Difference]: Finished difference Result 8831 states and 24043 transitions. [2022-03-15 14:58:53,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:53,288 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:53,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:53,300 INFO L225 Difference]: With dead ends: 8831 [2022-03-15 14:58:53,300 INFO L226 Difference]: Without dead ends: 8831 [2022-03-15 14:58:53,301 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:53,301 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1328 mSDsluCounter, 1981 mSDsCounter, 0 mSdLazyCounter, 1799 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1328 SdHoareTripleChecker+Valid, 2285 SdHoareTripleChecker+Invalid, 1934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:53,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1328 Valid, 2285 Invalid, 1934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1799 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:58:53,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8831 states. [2022-03-15 14:58:53,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8831 to 6937. [2022-03-15 14:58:53,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6937 states, 6933 states have (on average 2.7676330592816965) internal successors, (19188), 6936 states have internal predecessors, (19188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:53,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6937 states to 6937 states and 19188 transitions. [2022-03-15 14:58:53,385 INFO L78 Accepts]: Start accepts. Automaton has 6937 states and 19188 transitions. Word has length 98 [2022-03-15 14:58:53,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:53,385 INFO L470 AbstractCegarLoop]: Abstraction has 6937 states and 19188 transitions. [2022-03-15 14:58:53,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:53,385 INFO L276 IsEmpty]: Start isEmpty. Operand 6937 states and 19188 transitions. [2022-03-15 14:58:53,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:53,390 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:53,390 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:53,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-15 14:58:53,390 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:53,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:53,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1945790005, now seen corresponding path program 17 times [2022-03-15 14:58:53,390 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:53,390 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332437737] [2022-03-15 14:58:53,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:53,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:53,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:53,852 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:53,852 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332437737] [2022-03-15 14:58:53,855 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332437737] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:53,855 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:53,855 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:53,855 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689546899] [2022-03-15 14:58:53,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:53,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:53,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:53,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:53,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:53,856 INFO L87 Difference]: Start difference. First operand 6937 states and 19188 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:55,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:55,323 INFO L93 Difference]: Finished difference Result 8997 states and 24462 transitions. [2022-03-15 14:58:55,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:58:55,323 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:55,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:55,352 INFO L225 Difference]: With dead ends: 8997 [2022-03-15 14:58:55,353 INFO L226 Difference]: Without dead ends: 8997 [2022-03-15 14:58:55,353 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:58:55,353 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1409 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1409 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:55,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1409 Valid, 1920 Invalid, 1644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1507 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:58:55,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8997 states. [2022-03-15 14:58:55,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8997 to 6958. [2022-03-15 14:58:55,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:55,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-15 14:58:55,484 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-15 14:58:55,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:55,484 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-15 14:58:55,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:55,485 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-15 14:58:55,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:55,491 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:55,491 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:55,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-15 14:58:55,492 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:55,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:55,492 INFO L85 PathProgramCache]: Analyzing trace with hash -892976065, now seen corresponding path program 18 times [2022-03-15 14:58:55,492 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:55,492 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300284723] [2022-03-15 14:58:55,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:55,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:56,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:56,014 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:56,014 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300284723] [2022-03-15 14:58:56,014 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300284723] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:56,014 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:56,014 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:56,014 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796983104] [2022-03-15 14:58:56,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:56,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:56,014 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:56,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:56,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:56,015 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:57,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:57,650 INFO L93 Difference]: Finished difference Result 9053 states and 24626 transitions. [2022-03-15 14:58:57,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:58:57,650 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:57,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:57,675 INFO L225 Difference]: With dead ends: 9053 [2022-03-15 14:58:57,675 INFO L226 Difference]: Without dead ends: 9053 [2022-03-15 14:58:57,675 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:58:57,675 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1122 mSDsluCounter, 1957 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1122 SdHoareTripleChecker+Valid, 2275 SdHoareTripleChecker+Invalid, 1858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:57,676 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1122 Valid, 2275 Invalid, 1858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:58:57,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9053 states. [2022-03-15 14:58:57,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9053 to 6916. [2022-03-15 14:58:57,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:57,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-15 14:58:57,819 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-15 14:58:57,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:57,819 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-15 14:58:57,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:57,819 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-15 14:58:57,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:57,826 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:57,826 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, 1, 1, 1, 1] [2022-03-15 14:58:57,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-15 14:58:57,826 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:57,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:57,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1096441403, now seen corresponding path program 19 times [2022-03-15 14:58:57,827 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:57,827 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249097909] [2022-03-15 14:58:57,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:57,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:58:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:58:58,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:58:58,308 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:58:58,309 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249097909] [2022-03-15 14:58:58,309 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249097909] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:58:58,309 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:58:58,309 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:58:58,309 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961545558] [2022-03-15 14:58:58,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:58:58,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:58:58,309 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:58:58,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:58:58,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:58:58,310 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:59,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:58:59,828 INFO L93 Difference]: Finished difference Result 9169 states and 24945 transitions. [2022-03-15 14:58:59,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:58:59,829 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:58:59,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:58:59,850 INFO L225 Difference]: With dead ends: 9169 [2022-03-15 14:58:59,850 INFO L226 Difference]: Without dead ends: 9169 [2022-03-15 14:58:59,851 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:58:59,851 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1608 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1624 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 2129 SdHoareTripleChecker+Invalid, 1792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:58:59,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 2129 Invalid, 1792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1624 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:58:59,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9169 states. [2022-03-15 14:58:59,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9169 to 6958. [2022-03-15 14:58:59,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:59,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-15 14:58:59,983 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-15 14:58:59,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:58:59,983 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-15 14:58:59,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:58:59,983 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-15 14:58:59,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:58:59,990 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:58:59,990 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:58:59,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-15 14:58:59,990 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:58:59,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:58:59,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1484939355, now seen corresponding path program 20 times [2022-03-15 14:58:59,991 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:58:59,991 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095957163] [2022-03-15 14:58:59,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:58:59,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:00,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:00,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:00,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:00,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095957163] [2022-03-15 14:59:00,411 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095957163] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:00,411 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:00,412 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:00,412 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898442536] [2022-03-15 14:59:00,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:00,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:00,412 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:00,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:00,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:00,414 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:01,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:01,926 INFO L93 Difference]: Finished difference Result 9335 states and 25360 transitions. [2022-03-15 14:59:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:01,927 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:01,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:01,945 INFO L225 Difference]: With dead ends: 9335 [2022-03-15 14:59:01,945 INFO L226 Difference]: Without dead ends: 9335 [2022-03-15 14:59:01,945 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:01,946 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1083 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1083 SdHoareTripleChecker+Valid, 2020 SdHoareTripleChecker+Invalid, 1657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:01,946 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1083 Valid, 2020 Invalid, 1657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1526 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:01,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9335 states. [2022-03-15 14:59:02,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9335 to 6979. [2022-03-15 14:59:02,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:02,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-15 14:59:02,080 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-15 14:59:02,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:02,080 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-15 14:59:02,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:02,081 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-15 14:59:02,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:02,088 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:02,088 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:02,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-15 14:59:02,088 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:02,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:02,088 INFO L85 PathProgramCache]: Analyzing trace with hash -432125415, now seen corresponding path program 21 times [2022-03-15 14:59:02,089 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:02,089 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310768310] [2022-03-15 14:59:02,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:02,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:02,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:02,578 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:02,578 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310768310] [2022-03-15 14:59:02,578 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310768310] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:02,578 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:02,578 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:02,578 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816156494] [2022-03-15 14:59:02,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:02,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:02,578 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:02,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:02,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:02,579 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:04,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:04,191 INFO L93 Difference]: Finished difference Result 9204 states and 25047 transitions. [2022-03-15 14:59:04,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:04,191 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:04,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:04,204 INFO L225 Difference]: With dead ends: 9204 [2022-03-15 14:59:04,205 INFO L226 Difference]: Without dead ends: 9204 [2022-03-15 14:59:04,205 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:04,205 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1377 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 1631 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1377 SdHoareTripleChecker+Valid, 2128 SdHoareTripleChecker+Invalid, 1768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:04,205 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1377 Valid, 2128 Invalid, 1768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1631 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:04,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9204 states. [2022-03-15 14:59:04,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9204 to 6874. [2022-03-15 14:59:04,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6870 states have (on average 2.7659388646288208) internal successors, (19002), 6873 states have internal predecessors, (19002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:04,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-15 14:59:04,300 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-15 14:59:04,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:04,300 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-15 14:59:04,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:04,300 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-15 14:59:04,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:04,305 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:04,305 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:04,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-15 14:59:04,306 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:04,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:04,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1644317819, now seen corresponding path program 22 times [2022-03-15 14:59:04,306 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:04,306 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985542730] [2022-03-15 14:59:04,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:04,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:04,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:04,699 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:04,699 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985542730] [2022-03-15 14:59:04,699 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985542730] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:04,699 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:04,699 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:04,699 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740646529] [2022-03-15 14:59:04,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:04,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:04,699 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:04,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:04,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:04,703 INFO L87 Difference]: Start difference. First operand 6874 states and 19002 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:05,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:05,844 INFO L93 Difference]: Finished difference Result 8313 states and 22517 transitions. [2022-03-15 14:59:05,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 14:59:05,844 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:05,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:05,856 INFO L225 Difference]: With dead ends: 8313 [2022-03-15 14:59:05,856 INFO L226 Difference]: Without dead ends: 8313 [2022-03-15 14:59:05,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-15 14:59:05,857 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1433 mSDsluCounter, 1040 mSDsCounter, 0 mSdLazyCounter, 1013 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 1329 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:05,857 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 1329 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1013 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:59:05,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8313 states. [2022-03-15 14:59:05,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8313 to 6916. [2022-03-15 14:59:05,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:05,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-15 14:59:05,973 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-15 14:59:05,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:05,973 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-15 14:59:05,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:05,974 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-15 14:59:05,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:05,979 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:05,979 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:05,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-15 14:59:05,980 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:05,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:05,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1939101473, now seen corresponding path program 23 times [2022-03-15 14:59:05,980 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:05,980 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781377907] [2022-03-15 14:59:05,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:05,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:06,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:06,363 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:06,363 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781377907] [2022-03-15 14:59:06,363 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781377907] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:06,363 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:06,363 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:06,363 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875632157] [2022-03-15 14:59:06,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:06,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:06,363 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:06,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:06,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:06,364 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:07,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:07,751 INFO L93 Difference]: Finished difference Result 8777 states and 23787 transitions. [2022-03-15 14:59:07,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:59:07,751 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:07,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:07,764 INFO L225 Difference]: With dead ends: 8777 [2022-03-15 14:59:07,764 INFO L226 Difference]: Without dead ends: 8777 [2022-03-15 14:59:07,764 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:59:07,765 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1295 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 1469 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1295 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 1619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:07,765 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1295 Valid, 1970 Invalid, 1619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1469 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:07,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8777 states. [2022-03-15 14:59:07,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8777 to 6958. [2022-03-15 14:59:07,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:07,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-15 14:59:07,854 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-15 14:59:07,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:07,854 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-15 14:59:07,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:07,854 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-15 14:59:07,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:07,859 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:07,859 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:07,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-15 14:59:07,859 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:07,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:07,859 INFO L85 PathProgramCache]: Analyzing trace with hash 83989187, now seen corresponding path program 24 times [2022-03-15 14:59:07,860 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:07,860 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231456044] [2022-03-15 14:59:07,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:07,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:08,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:08,261 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:08,261 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231456044] [2022-03-15 14:59:08,261 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231456044] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:08,261 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:08,261 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:08,261 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628114961] [2022-03-15 14:59:08,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:08,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:08,262 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:08,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:08,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:08,262 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:09,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:09,581 INFO L93 Difference]: Finished difference Result 8689 states and 23552 transitions. [2022-03-15 14:59:09,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:09,582 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:09,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:09,594 INFO L225 Difference]: With dead ends: 8689 [2022-03-15 14:59:09,594 INFO L226 Difference]: Without dead ends: 8689 [2022-03-15 14:59:09,594 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:09,595 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1294 mSDsluCounter, 1484 mSDsCounter, 0 mSdLazyCounter, 1342 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 1790 SdHoareTripleChecker+Invalid, 1494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:09,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 1790 Invalid, 1494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1342 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:09,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8689 states. [2022-03-15 14:59:09,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8689 to 6979. [2022-03-15 14:59:09,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:09,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-15 14:59:09,680 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-15 14:59:09,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:09,680 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-15 14:59:09,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:09,680 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-15 14:59:09,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:09,685 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:09,685 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:09,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-15 14:59:09,685 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:09,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:09,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1136803127, now seen corresponding path program 25 times [2022-03-15 14:59:09,686 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:09,686 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689330863] [2022-03-15 14:59:09,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:09,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:10,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:10,142 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:10,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689330863] [2022-03-15 14:59:10,143 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689330863] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:10,143 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:10,143 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:10,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372825698] [2022-03-15 14:59:10,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:10,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:10,143 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:10,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:10,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:10,143 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:11,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:11,645 INFO L93 Difference]: Finished difference Result 8558 states and 23239 transitions. [2022-03-15 14:59:11,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:11,645 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:11,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:11,657 INFO L225 Difference]: With dead ends: 8558 [2022-03-15 14:59:11,657 INFO L226 Difference]: Without dead ends: 8558 [2022-03-15 14:59:11,657 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 [2022-03-15 14:59:11,657 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1363 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 1387 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1363 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 1585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:11,657 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1363 Valid, 1841 Invalid, 1585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1387 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:11,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2022-03-15 14:59:11,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 6916. [2022-03-15 14:59:11,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:11,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-15 14:59:11,739 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-15 14:59:11,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:11,739 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-15 14:59:11,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:11,740 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-15 14:59:11,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:11,744 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:11,744 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:11,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-15 14:59:11,744 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:11,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:11,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1269267501, now seen corresponding path program 26 times [2022-03-15 14:59:11,745 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:11,745 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683960878] [2022-03-15 14:59:11,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:11,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:12,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:12,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:12,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683960878] [2022-03-15 14:59:12,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683960878] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:12,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:12,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:12,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858497404] [2022-03-15 14:59:12,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:12,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:12,347 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:12,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:12,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:12,347 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:13,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:13,986 INFO L93 Difference]: Finished difference Result 9183 states and 24983 transitions. [2022-03-15 14:59:13,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:13,986 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:13,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:14,000 INFO L225 Difference]: With dead ends: 9183 [2022-03-15 14:59:14,000 INFO L226 Difference]: Without dead ends: 9183 [2022-03-15 14:59:14,001 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:14,001 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1413 mSDsluCounter, 1821 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 2133 SdHoareTripleChecker+Invalid, 1839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:14,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 2133 Invalid, 1839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:14,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9183 states. [2022-03-15 14:59:14,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9183 to 7021. [2022-03-15 14:59:14,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7021 states, 7017 states have (on average 2.7698446629613795) internal successors, (19436), 7020 states have internal predecessors, (19436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:14,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-03-15 14:59:14,090 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-03-15 14:59:14,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:14,090 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-03-15 14:59:14,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:14,090 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-03-15 14:59:14,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:14,094 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:14,095 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:14,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-15 14:59:14,095 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:14,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:14,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1870374291, now seen corresponding path program 27 times [2022-03-15 14:59:14,095 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:14,095 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148808916] [2022-03-15 14:59:14,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:14,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:14,497 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:14,497 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148808916] [2022-03-15 14:59:14,497 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148808916] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:14,497 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:14,498 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:14,498 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34020814] [2022-03-15 14:59:14,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:14,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:14,498 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:14,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:14,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:14,498 INFO L87 Difference]: Start difference. First operand 7021 states and 19436 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:16,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:16,296 INFO L93 Difference]: Finished difference Result 9349 states and 25402 transitions. [2022-03-15 14:59:16,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:16,296 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:16,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:16,309 INFO L225 Difference]: With dead ends: 9349 [2022-03-15 14:59:16,310 INFO L226 Difference]: Without dead ends: 9349 [2022-03-15 14:59:16,310 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:16,310 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1200 mSDsluCounter, 2478 mSDsCounter, 0 mSdLazyCounter, 2118 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1200 SdHoareTripleChecker+Valid, 2772 SdHoareTripleChecker+Invalid, 2243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 2118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:16,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1200 Valid, 2772 Invalid, 2243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 2118 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 14:59:16,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9349 states. [2022-03-15 14:59:16,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9349 to 7042. [2022-03-15 14:59:16,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7042 states, 7038 states have (on average 2.7703893151463483) internal successors, (19498), 7041 states have internal predecessors, (19498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:16,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-03-15 14:59:16,399 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-03-15 14:59:16,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:16,400 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-03-15 14:59:16,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:16,400 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-03-15 14:59:16,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:16,404 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:16,405 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:16,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-15 14:59:16,405 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:16,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:16,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1371779065, now seen corresponding path program 28 times [2022-03-15 14:59:16,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:16,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239525955] [2022-03-15 14:59:16,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:16,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:16,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:16,893 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:16,893 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239525955] [2022-03-15 14:59:16,893 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239525955] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:16,893 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:16,894 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:16,894 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067270838] [2022-03-15 14:59:16,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:16,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:16,894 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:16,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:16,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:16,894 INFO L87 Difference]: Start difference. First operand 7042 states and 19498 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:18,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:18,380 INFO L93 Difference]: Finished difference Result 9405 states and 25566 transitions. [2022-03-15 14:59:18,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:18,380 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:18,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:18,393 INFO L225 Difference]: With dead ends: 9405 [2022-03-15 14:59:18,393 INFO L226 Difference]: Without dead ends: 9405 [2022-03-15 14:59:18,394 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:18,394 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1382 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1382 SdHoareTripleChecker+Valid, 2030 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:18,394 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1382 Valid, 2030 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:18,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9405 states. [2022-03-15 14:59:18,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9405 to 7000. [2022-03-15 14:59:18,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7000 states, 6996 states have (on average 2.769296740994854) internal successors, (19374), 6999 states have internal predecessors, (19374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:18,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-03-15 14:59:18,488 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-03-15 14:59:18,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:18,488 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-03-15 14:59:18,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:18,488 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-03-15 14:59:18,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:18,493 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:18,493 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:18,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-15 14:59:18,493 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:18,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:18,493 INFO L85 PathProgramCache]: Analyzing trace with hash 617638403, now seen corresponding path program 29 times [2022-03-15 14:59:18,493 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:18,493 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790502444] [2022-03-15 14:59:18,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:18,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:18,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:18,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:18,896 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:18,896 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790502444] [2022-03-15 14:59:18,896 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790502444] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:18,896 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:18,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:18,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645410850] [2022-03-15 14:59:18,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:18,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:18,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:18,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:18,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:18,897 INFO L87 Difference]: Start difference. First operand 7000 states and 19374 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:20,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:20,180 INFO L93 Difference]: Finished difference Result 9001 states and 24449 transitions. [2022-03-15 14:59:20,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:59:20,180 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:20,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:20,193 INFO L225 Difference]: With dead ends: 9001 [2022-03-15 14:59:20,193 INFO L226 Difference]: Without dead ends: 9001 [2022-03-15 14:59:20,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:59:20,193 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1222 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1424 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 1898 SdHoareTripleChecker+Invalid, 1560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:20,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 1898 Invalid, 1560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1424 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:20,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9001 states. [2022-03-15 14:59:20,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9001 to 7042. [2022-03-15 14:59:20,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7042 states, 7038 states have (on average 2.7703893151463483) internal successors, (19498), 7041 states have internal predecessors, (19498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:20,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-03-15 14:59:20,281 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-03-15 14:59:20,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:20,281 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-03-15 14:59:20,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:20,281 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-03-15 14:59:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:20,286 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:20,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:20,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-15 14:59:20,286 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:20,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:20,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1963742355, now seen corresponding path program 30 times [2022-03-15 14:59:20,287 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:20,287 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195410804] [2022-03-15 14:59:20,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:20,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:20,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:20,678 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:20,678 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195410804] [2022-03-15 14:59:20,678 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195410804] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:20,678 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:20,678 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:20,678 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705190051] [2022-03-15 14:59:20,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:20,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:20,679 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:20,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:20,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:20,679 INFO L87 Difference]: Start difference. First operand 7042 states and 19498 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:22,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:22,378 INFO L93 Difference]: Finished difference Result 9335 states and 25360 transitions. [2022-03-15 14:59:22,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:22,379 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:22,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:22,393 INFO L225 Difference]: With dead ends: 9335 [2022-03-15 14:59:22,393 INFO L226 Difference]: Without dead ends: 9335 [2022-03-15 14:59:22,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:22,393 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1070 mSDsluCounter, 2179 mSDsCounter, 0 mSdLazyCounter, 1903 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 2482 SdHoareTripleChecker+Invalid, 2030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:22,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1070 Valid, 2482 Invalid, 2030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1903 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:59:22,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9335 states. [2022-03-15 14:59:22,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9335 to 7063. [2022-03-15 14:59:22,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7063 states, 7059 states have (on average 2.7709307267318315) internal successors, (19560), 7062 states have internal predecessors, (19560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:22,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7063 states to 7063 states and 19560 transitions. [2022-03-15 14:59:22,485 INFO L78 Accepts]: Start accepts. Automaton has 7063 states and 19560 transitions. Word has length 98 [2022-03-15 14:59:22,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:22,485 INFO L470 AbstractCegarLoop]: Abstraction has 7063 states and 19560 transitions. [2022-03-15 14:59:22,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:22,485 INFO L276 IsEmpty]: Start isEmpty. Operand 7063 states and 19560 transitions. [2022-03-15 14:59:22,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:22,489 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:22,490 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, 1, 1, 1, 1] [2022-03-15 14:59:22,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-15 14:59:22,490 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:22,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:22,490 INFO L85 PathProgramCache]: Analyzing trace with hash -910928415, now seen corresponding path program 31 times [2022-03-15 14:59:22,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:22,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269364081] [2022-03-15 14:59:22,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:22,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:22,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:22,987 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:22,987 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269364081] [2022-03-15 14:59:22,987 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269364081] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:22,987 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:22,987 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:22,987 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942193432] [2022-03-15 14:59:22,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:22,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:22,987 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:22,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:22,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:22,988 INFO L87 Difference]: Start difference. First operand 7063 states and 19560 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:24,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:24,669 INFO L93 Difference]: Finished difference Result 9204 states and 25047 transitions. [2022-03-15 14:59:24,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:24,669 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:24,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:24,683 INFO L225 Difference]: With dead ends: 9204 [2022-03-15 14:59:24,683 INFO L226 Difference]: Without dead ends: 9204 [2022-03-15 14:59:24,684 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:24,684 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1399 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 1662 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 2133 SdHoareTripleChecker+Invalid, 1804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:24,684 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1399 Valid, 2133 Invalid, 1804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1662 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:24,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9204 states. [2022-03-15 14:59:24,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9204 to 6958. [2022-03-15 14:59:24,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:24,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-15 14:59:24,783 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-15 14:59:24,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:24,783 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-15 14:59:24,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:24,784 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-15 14:59:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:24,789 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:24,789 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:24,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-15 14:59:24,789 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:24,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:24,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1609548597, now seen corresponding path program 32 times [2022-03-15 14:59:24,789 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:24,789 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499510479] [2022-03-15 14:59:24,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:24,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:25,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:25,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:25,318 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499510479] [2022-03-15 14:59:25,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499510479] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:25,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:25,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:25,319 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490606710] [2022-03-15 14:59:25,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:25,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:25,319 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:25,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:25,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:25,319 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:27,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:27,176 INFO L93 Difference]: Finished difference Result 8969 states and 24376 transitions. [2022-03-15 14:59:27,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:27,176 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:27,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:27,189 INFO L225 Difference]: With dead ends: 8969 [2022-03-15 14:59:27,189 INFO L226 Difference]: Without dead ends: 8969 [2022-03-15 14:59:27,190 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:27,190 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1385 mSDsluCounter, 2115 mSDsCounter, 0 mSdLazyCounter, 1921 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1385 SdHoareTripleChecker+Valid, 2417 SdHoareTripleChecker+Invalid, 2070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:27,190 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1385 Valid, 2417 Invalid, 2070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1921 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:59:27,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8969 states. [2022-03-15 14:59:27,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8969 to 7000. [2022-03-15 14:59:27,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7000 states, 6996 states have (on average 2.769296740994854) internal successors, (19374), 6999 states have internal predecessors, (19374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-03-15 14:59:27,280 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-03-15 14:59:27,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:27,281 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-03-15 14:59:27,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:27,281 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-03-15 14:59:27,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:27,285 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:27,285 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:27,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-15 14:59:27,286 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:27,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:27,286 INFO L85 PathProgramCache]: Analyzing trace with hash 454223093, now seen corresponding path program 33 times [2022-03-15 14:59:27,286 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:27,286 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853357633] [2022-03-15 14:59:27,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:27,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:27,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:27,674 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:27,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853357633] [2022-03-15 14:59:27,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853357633] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:27,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:27,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:27,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444879006] [2022-03-15 14:59:27,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:27,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:27,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:27,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:27,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:27,676 INFO L87 Difference]: Start difference. First operand 7000 states and 19374 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:29,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:29,131 INFO L93 Difference]: Finished difference Result 8766 states and 23780 transitions. [2022-03-15 14:59:29,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:29,132 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:29,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:29,144 INFO L225 Difference]: With dead ends: 8766 [2022-03-15 14:59:29,145 INFO L226 Difference]: Without dead ends: 8766 [2022-03-15 14:59:29,145 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:29,145 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1220 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 1654 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 2154 SdHoareTripleChecker+Invalid, 1786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:29,145 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 2154 Invalid, 1786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1654 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 14:59:29,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8766 states. [2022-03-15 14:59:29,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8766 to 7021. [2022-03-15 14:59:29,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7021 states, 7017 states have (on average 2.7698446629613795) internal successors, (19436), 7020 states have internal predecessors, (19436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:29,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-03-15 14:59:29,235 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-03-15 14:59:29,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:29,236 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-03-15 14:59:29,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:29,236 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-03-15 14:59:29,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:29,240 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:29,240 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:29,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-15 14:59:29,241 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:29,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:29,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1507037033, now seen corresponding path program 34 times [2022-03-15 14:59:29,241 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:29,241 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44776203] [2022-03-15 14:59:29,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:29,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:29,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:29,711 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:29,711 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44776203] [2022-03-15 14:59:29,711 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44776203] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:29,711 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:29,711 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:29,711 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480185728] [2022-03-15 14:59:29,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:29,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:29,712 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:29,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:29,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:29,712 INFO L87 Difference]: Start difference. First operand 7021 states and 19436 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:31,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:31,334 INFO L93 Difference]: Finished difference Result 8948 states and 24316 transitions. [2022-03-15 14:59:31,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:31,335 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:31,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:31,348 INFO L225 Difference]: With dead ends: 8948 [2022-03-15 14:59:31,348 INFO L226 Difference]: Without dead ends: 8948 [2022-03-15 14:59:31,348 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:31,348 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1075 mSDsluCounter, 1862 mSDsCounter, 0 mSdLazyCounter, 1653 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1075 SdHoareTripleChecker+Valid, 2174 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:31,348 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1075 Valid, 2174 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1653 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:31,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8948 states. [2022-03-15 14:59:31,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8948 to 6979. [2022-03-15 14:59:31,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:31,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-15 14:59:31,435 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-15 14:59:31,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:31,435 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-15 14:59:31,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:31,435 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-15 14:59:31,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:31,440 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:31,440 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:31,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-15 14:59:31,440 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:31,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:31,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1583128249, now seen corresponding path program 35 times [2022-03-15 14:59:31,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:31,440 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786137671] [2022-03-15 14:59:31,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:31,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:32,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:32,080 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:32,080 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786137671] [2022-03-15 14:59:32,080 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786137671] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:32,080 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:32,080 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:32,080 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749675650] [2022-03-15 14:59:32,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:32,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:32,081 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:32,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:32,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:32,081 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:33,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:33,651 INFO L93 Difference]: Finished difference Result 8544 states and 23195 transitions. [2022-03-15 14:59:33,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:33,651 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:33,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:33,664 INFO L225 Difference]: With dead ends: 8544 [2022-03-15 14:59:33,664 INFO L226 Difference]: Without dead ends: 8544 [2022-03-15 14:59:33,664 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:33,664 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1358 mSDsluCounter, 1852 mSDsCounter, 0 mSdLazyCounter, 1711 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 2158 SdHoareTripleChecker+Invalid, 1855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:33,665 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 2158 Invalid, 1855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1711 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:33,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8544 states. [2022-03-15 14:59:33,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8544 to 6916. [2022-03-15 14:59:33,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:33,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-15 14:59:33,756 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-15 14:59:33,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:33,756 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-15 14:59:33,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:33,756 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-15 14:59:33,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:33,761 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:33,761 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, 1, 1, 1, 1] [2022-03-15 14:59:33,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-15 14:59:33,761 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:33,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:33,761 INFO L85 PathProgramCache]: Analyzing trace with hash 26231449, now seen corresponding path program 56 times [2022-03-15 14:59:33,761 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:33,761 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781392558] [2022-03-15 14:59:33,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:33,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:34,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:34,119 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:34,119 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781392558] [2022-03-15 14:59:34,119 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781392558] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:34,119 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:34,120 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:34,120 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421829687] [2022-03-15 14:59:34,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:34,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:34,120 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:34,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:34,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:34,120 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:35,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:35,755 INFO L93 Difference]: Finished difference Result 8282 states and 22466 transitions. [2022-03-15 14:59:35,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 14:59:35,756 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:35,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:35,767 INFO L225 Difference]: With dead ends: 8282 [2022-03-15 14:59:35,767 INFO L226 Difference]: Without dead ends: 8282 [2022-03-15 14:59:35,767 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=484, Invalid=922, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 14:59:35,768 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1053 mSDsluCounter, 1549 mSDsCounter, 0 mSdLazyCounter, 1404 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 1904 SdHoareTripleChecker+Invalid, 1585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:35,768 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 1904 Invalid, 1585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1404 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:35,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8282 states. [2022-03-15 14:59:35,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8282 to 7067. [2022-03-15 14:59:35,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7067 states, 7063 states have (on average 2.7710604558969276) internal successors, (19572), 7066 states have internal predecessors, (19572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:35,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7067 states to 7067 states and 19572 transitions. [2022-03-15 14:59:35,855 INFO L78 Accepts]: Start accepts. Automaton has 7067 states and 19572 transitions. Word has length 98 [2022-03-15 14:59:35,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:35,856 INFO L470 AbstractCegarLoop]: Abstraction has 7067 states and 19572 transitions. [2022-03-15 14:59:35,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:35,856 INFO L276 IsEmpty]: Start isEmpty. Operand 7067 states and 19572 transitions. [2022-03-15 14:59:35,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:35,860 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:35,860 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:35,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-15 14:59:35,861 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:35,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:35,861 INFO L85 PathProgramCache]: Analyzing trace with hash 22944829, now seen corresponding path program 57 times [2022-03-15 14:59:35,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:35,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630547108] [2022-03-15 14:59:35,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:35,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:35,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:36,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:36,277 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:36,277 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630547108] [2022-03-15 14:59:36,277 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630547108] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:36,277 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:36,277 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:36,277 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938107720] [2022-03-15 14:59:36,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:36,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:36,278 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:36,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:36,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:36,278 INFO L87 Difference]: Start difference. First operand 7067 states and 19572 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:38,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:38,328 INFO L93 Difference]: Finished difference Result 8310 states and 22548 transitions. [2022-03-15 14:59:38,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 14:59:38,328 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:38,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:38,340 INFO L225 Difference]: With dead ends: 8310 [2022-03-15 14:59:38,340 INFO L226 Difference]: Without dead ends: 8310 [2022-03-15 14:59:38,340 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 [2022-03-15 14:59:38,340 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 990 mSDsluCounter, 2314 mSDsCounter, 0 mSdLazyCounter, 1963 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 990 SdHoareTripleChecker+Valid, 2664 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:38,340 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [990 Valid, 2664 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1963 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 14:59:38,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8310 states. [2022-03-15 14:59:38,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8310 to 7216. [2022-03-15 14:59:38,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7216 states, 7212 states have (on average 2.774819744869662) internal successors, (20012), 7215 states have internal predecessors, (20012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:38,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7216 states to 7216 states and 20012 transitions. [2022-03-15 14:59:38,427 INFO L78 Accepts]: Start accepts. Automaton has 7216 states and 20012 transitions. Word has length 98 [2022-03-15 14:59:38,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:38,428 INFO L470 AbstractCegarLoop]: Abstraction has 7216 states and 20012 transitions. [2022-03-15 14:59:38,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:38,428 INFO L276 IsEmpty]: Start isEmpty. Operand 7216 states and 20012 transitions. [2022-03-15 14:59:38,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:38,433 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:38,433 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:38,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-15 14:59:38,433 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:38,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:38,433 INFO L85 PathProgramCache]: Analyzing trace with hash 22920649, now seen corresponding path program 58 times [2022-03-15 14:59:38,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:38,434 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713333473] [2022-03-15 14:59:38,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:38,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:38,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:38,964 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:38,964 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713333473] [2022-03-15 14:59:38,964 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713333473] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:38,964 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:38,964 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:38,964 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886115429] [2022-03-15 14:59:38,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:38,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:38,964 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:38,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:38,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:38,965 INFO L87 Difference]: Start difference. First operand 7216 states and 20012 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:40,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:40,511 INFO L93 Difference]: Finished difference Result 8436 states and 22948 transitions. [2022-03-15 14:59:40,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:40,511 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:40,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:40,523 INFO L225 Difference]: With dead ends: 8436 [2022-03-15 14:59:40,523 INFO L226 Difference]: Without dead ends: 8436 [2022-03-15 14:59:40,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:40,523 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1094 mSDsluCounter, 1602 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:40,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1094 Valid, 1896 Invalid, 1614 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:40,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8436 states. [2022-03-15 14:59:40,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8436 to 7153. [2022-03-15 14:59:40,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 7149 states have (on average 2.7732550006993986) internal successors, (19826), 7152 states have internal predecessors, (19826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:40,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 19826 transitions. [2022-03-15 14:59:40,609 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 19826 transitions. Word has length 98 [2022-03-15 14:59:40,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:40,609 INFO L470 AbstractCegarLoop]: Abstraction has 7153 states and 19826 transitions. [2022-03-15 14:59:40,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:40,609 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 19826 transitions. [2022-03-15 14:59:40,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:40,614 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:40,614 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, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:40,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-15 14:59:40,614 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:40,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:40,614 INFO L85 PathProgramCache]: Analyzing trace with hash 524775897, now seen corresponding path program 59 times [2022-03-15 14:59:40,614 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:40,614 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612666040] [2022-03-15 14:59:40,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:40,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:40,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:40,999 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:40,999 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612666040] [2022-03-15 14:59:40,999 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612666040] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:40,999 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:40,999 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:41,000 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039404801] [2022-03-15 14:59:41,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:41,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:41,000 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:41,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:41,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:41,000 INFO L87 Difference]: Start difference. First operand 7153 states and 19826 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:42,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:42,336 INFO L93 Difference]: Finished difference Result 8513 states and 23137 transitions. [2022-03-15 14:59:42,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:42,336 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:42,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:42,348 INFO L225 Difference]: With dead ends: 8513 [2022-03-15 14:59:42,348 INFO L226 Difference]: Without dead ends: 8513 [2022-03-15 14:59:42,348 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 [2022-03-15 14:59:42,348 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 920 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1327 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 920 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 1447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:42,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [920 Valid, 1770 Invalid, 1447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1327 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 14:59:42,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8513 states. [2022-03-15 14:59:42,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8513 to 7174. [2022-03-15 14:59:42,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7174 states, 7170 states have (on average 2.773779637377964) internal successors, (19888), 7173 states have internal predecessors, (19888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:42,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7174 states to 7174 states and 19888 transitions. [2022-03-15 14:59:42,433 INFO L78 Accepts]: Start accepts. Automaton has 7174 states and 19888 transitions. Word has length 98 [2022-03-15 14:59:42,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:42,434 INFO L470 AbstractCegarLoop]: Abstraction has 7174 states and 19888 transitions. [2022-03-15 14:59:42,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:42,434 INFO L276 IsEmpty]: Start isEmpty. Operand 7174 states and 19888 transitions. [2022-03-15 14:59:42,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:42,438 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:42,439 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:42,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-15 14:59:42,439 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:42,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:42,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1134299757, now seen corresponding path program 60 times [2022-03-15 14:59:42,439 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:42,439 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788831730] [2022-03-15 14:59:42,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:42,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:42,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:42,924 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:42,924 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788831730] [2022-03-15 14:59:42,924 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788831730] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:42,924 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:42,924 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:42,925 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537099403] [2022-03-15 14:59:42,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:42,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:42,925 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:42,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:42,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:42,925 INFO L87 Difference]: Start difference. First operand 7174 states and 19888 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:44,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:44,490 INFO L93 Difference]: Finished difference Result 8569 states and 23301 transitions. [2022-03-15 14:59:44,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:44,491 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:44,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:44,503 INFO L225 Difference]: With dead ends: 8569 [2022-03-15 14:59:44,503 INFO L226 Difference]: Without dead ends: 8569 [2022-03-15 14:59:44,504 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 [2022-03-15 14:59:44,504 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1129 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 1485 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1129 SdHoareTripleChecker+Valid, 1930 SdHoareTripleChecker+Invalid, 1647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:44,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1129 Valid, 1930 Invalid, 1647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1485 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:44,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8569 states. [2022-03-15 14:59:44,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8569 to 7132. [2022-03-15 14:59:44,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7132 states, 7128 states have (on average 2.772727272727273) internal successors, (19764), 7131 states have internal predecessors, (19764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:44,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7132 states to 7132 states and 19764 transitions. [2022-03-15 14:59:44,593 INFO L78 Accepts]: Start accepts. Automaton has 7132 states and 19764 transitions. Word has length 98 [2022-03-15 14:59:44,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:44,593 INFO L470 AbstractCegarLoop]: Abstraction has 7132 states and 19764 transitions. [2022-03-15 14:59:44,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:44,593 INFO L276 IsEmpty]: Start isEmpty. Operand 7132 states and 19764 transitions. [2022-03-15 14:59:44,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:44,598 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:44,598 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, 1, 1, 1, 1] [2022-03-15 14:59:44,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-15 14:59:44,598 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:44,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:44,598 INFO L85 PathProgramCache]: Analyzing trace with hash 929135177, now seen corresponding path program 61 times [2022-03-15 14:59:44,598 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:44,598 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605225234] [2022-03-15 14:59:44,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:44,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:45,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:45,004 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:45,004 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605225234] [2022-03-15 14:59:45,004 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605225234] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:45,004 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:45,004 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:45,004 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489222953] [2022-03-15 14:59:45,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:45,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:45,004 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:45,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:45,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:45,005 INFO L87 Difference]: Start difference. First operand 7132 states and 19764 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:46,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:46,662 INFO L93 Difference]: Finished difference Result 8674 states and 23598 transitions. [2022-03-15 14:59:46,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:59:46,662 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:46,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:46,718 INFO L225 Difference]: With dead ends: 8674 [2022-03-15 14:59:46,719 INFO L226 Difference]: Without dead ends: 8674 [2022-03-15 14:59:46,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:59:46,719 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1296 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 1766 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1296 SdHoareTripleChecker+Valid, 2265 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:46,719 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1296 Valid, 2265 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1766 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:46,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8674 states. [2022-03-15 14:59:46,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8674 to 7174. [2022-03-15 14:59:46,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7174 states, 7170 states have (on average 2.773779637377964) internal successors, (19888), 7173 states have internal predecessors, (19888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:46,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7174 states to 7174 states and 19888 transitions. [2022-03-15 14:59:46,799 INFO L78 Accepts]: Start accepts. Automaton has 7174 states and 19888 transitions. Word has length 98 [2022-03-15 14:59:46,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:46,800 INFO L470 AbstractCegarLoop]: Abstraction has 7174 states and 19888 transitions. [2022-03-15 14:59:46,800 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:46,800 INFO L276 IsEmpty]: Start isEmpty. Operand 7174 states and 19888 transitions. [2022-03-15 14:59:46,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:46,805 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:46,805 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:46,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-15 14:59:46,805 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:46,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:46,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1785631123, now seen corresponding path program 62 times [2022-03-15 14:59:46,806 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:46,807 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283713188] [2022-03-15 14:59:46,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:46,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:47,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:47,189 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:47,189 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283713188] [2022-03-15 14:59:47,189 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283713188] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:47,189 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:47,189 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:47,189 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898112466] [2022-03-15 14:59:47,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:47,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:47,189 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:47,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:47,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:47,190 INFO L87 Difference]: Start difference. First operand 7174 states and 19888 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:48,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:48,907 INFO L93 Difference]: Finished difference Result 8807 states and 23947 transitions. [2022-03-15 14:59:48,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:48,908 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:48,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:48,922 INFO L225 Difference]: With dead ends: 8807 [2022-03-15 14:59:48,922 INFO L226 Difference]: Without dead ends: 8807 [2022-03-15 14:59:48,922 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:48,923 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1167 mSDsluCounter, 1995 mSDsCounter, 0 mSdLazyCounter, 1779 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 2282 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:48,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 2282 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1779 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 14:59:48,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8807 states. [2022-03-15 14:59:49,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8807 to 7195. [2022-03-15 14:59:49,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7195 states, 7191 states have (on average 2.7743012098456403) internal successors, (19950), 7194 states have internal predecessors, (19950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:49,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7195 states to 7195 states and 19950 transitions. [2022-03-15 14:59:49,025 INFO L78 Accepts]: Start accepts. Automaton has 7195 states and 19950 transitions. Word has length 98 [2022-03-15 14:59:49,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:49,025 INFO L470 AbstractCegarLoop]: Abstraction has 7195 states and 19950 transitions. [2022-03-15 14:59:49,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:49,025 INFO L276 IsEmpty]: Start isEmpty. Operand 7195 states and 19950 transitions. [2022-03-15 14:59:49,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:49,031 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:49,031 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:49,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-15 14:59:49,031 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:49,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:49,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1899812313, now seen corresponding path program 63 times [2022-03-15 14:59:49,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:49,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365941735] [2022-03-15 14:59:49,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:49,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:49,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:49,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:49,500 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:49,500 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365941735] [2022-03-15 14:59:49,500 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365941735] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:49,500 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:49,500 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:49,500 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113697409] [2022-03-15 14:59:49,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:49,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:49,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:49,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:49,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:49,501 INFO L87 Difference]: Start difference. First operand 7195 states and 19950 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:51,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:51,258 INFO L93 Difference]: Finished difference Result 8709 states and 23700 transitions. [2022-03-15 14:59:51,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:51,259 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:51,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:51,271 INFO L225 Difference]: With dead ends: 8709 [2022-03-15 14:59:51,271 INFO L226 Difference]: Without dead ends: 8709 [2022-03-15 14:59:51,271 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:51,271 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1081 mSDsluCounter, 1945 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1081 SdHoareTripleChecker+Valid, 2240 SdHoareTripleChecker+Invalid, 1905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:51,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1081 Valid, 2240 Invalid, 1905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1778 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:51,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8709 states. [2022-03-15 14:59:51,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8709 to 7090. [2022-03-15 14:59:51,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7090 states, 7086 states have (on average 2.7716624329664126) internal successors, (19640), 7089 states have internal predecessors, (19640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:51,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7090 states to 7090 states and 19640 transitions. [2022-03-15 14:59:51,356 INFO L78 Accepts]: Start accepts. Automaton has 7090 states and 19640 transitions. Word has length 98 [2022-03-15 14:59:51,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:51,356 INFO L470 AbstractCegarLoop]: Abstraction has 7090 states and 19640 transitions. [2022-03-15 14:59:51,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:51,357 INFO L276 IsEmpty]: Start isEmpty. Operand 7090 states and 19640 transitions. [2022-03-15 14:59:51,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:51,361 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:51,361 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:51,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-15 14:59:51,361 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:51,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:51,362 INFO L85 PathProgramCache]: Analyzing trace with hash 342943881, now seen corresponding path program 64 times [2022-03-15 14:59:51,362 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:51,362 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123494570] [2022-03-15 14:59:51,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:51,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:51,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:51,774 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:51,774 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123494570] [2022-03-15 14:59:51,774 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123494570] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:51,775 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:51,775 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:51,775 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572422463] [2022-03-15 14:59:51,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:51,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:51,775 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:51,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:51,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:51,776 INFO L87 Difference]: Start difference. First operand 7090 states and 19640 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:52,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:52,983 INFO L93 Difference]: Finished difference Result 8870 states and 24148 transitions. [2022-03-15 14:59:52,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 14:59:52,983 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:52,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:52,996 INFO L225 Difference]: With dead ends: 8870 [2022-03-15 14:59:52,996 INFO L226 Difference]: Without dead ends: 8870 [2022-03-15 14:59:52,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=286, Invalid=644, Unknown=0, NotChecked=0, Total=930 [2022-03-15 14:59:52,996 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 1094 mSDsluCounter, 1309 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 1581 SdHoareTripleChecker+Invalid, 1302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:52,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1094 Valid, 1581 Invalid, 1302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:59:53,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8870 states. [2022-03-15 14:59:53,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8870 to 7111. [2022-03-15 14:59:53,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7111 states, 7107 states have (on average 2.7721964260588154) internal successors, (19702), 7110 states have internal predecessors, (19702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:53,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7111 states to 7111 states and 19702 transitions. [2022-03-15 14:59:53,082 INFO L78 Accepts]: Start accepts. Automaton has 7111 states and 19702 transitions. Word has length 98 [2022-03-15 14:59:53,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:53,082 INFO L470 AbstractCegarLoop]: Abstraction has 7111 states and 19702 transitions. [2022-03-15 14:59:53,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:53,082 INFO L276 IsEmpty]: Start isEmpty. Operand 7111 states and 19702 transitions. [2022-03-15 14:59:53,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:53,087 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:53,087 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:53,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-15 14:59:53,087 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:53,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:53,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1607389455, now seen corresponding path program 65 times [2022-03-15 14:59:53,088 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:53,088 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615089888] [2022-03-15 14:59:53,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:53,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:53,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:53,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:53,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615089888] [2022-03-15 14:59:53,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615089888] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:53,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:53,502 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:53,502 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573213150] [2022-03-15 14:59:53,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:53,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:53,503 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:53,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:53,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:53,504 INFO L87 Difference]: Start difference. First operand 7111 states and 19702 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:54,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:54,793 INFO L93 Difference]: Finished difference Result 9038 states and 24586 transitions. [2022-03-15 14:59:54,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 14:59:54,793 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:54,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:54,806 INFO L225 Difference]: With dead ends: 9038 [2022-03-15 14:59:54,806 INFO L226 Difference]: Without dead ends: 9038 [2022-03-15 14:59:54,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-15 14:59:54,806 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1314 mSDsluCounter, 1311 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1314 SdHoareTripleChecker+Valid, 1600 SdHoareTripleChecker+Invalid, 1353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:54,806 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1314 Valid, 1600 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 14:59:54,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9038 states. [2022-03-15 14:59:54,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9038 to 7153. [2022-03-15 14:59:54,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 7149 states have (on average 2.7732550006993986) internal successors, (19826), 7152 states have internal predecessors, (19826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:54,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 19826 transitions. [2022-03-15 14:59:54,895 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 19826 transitions. Word has length 98 [2022-03-15 14:59:54,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:54,895 INFO L470 AbstractCegarLoop]: Abstraction has 7153 states and 19826 transitions. [2022-03-15 14:59:54,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:54,895 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 19826 transitions. [2022-03-15 14:59:54,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:54,900 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:54,900 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:54,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-15 14:59:54,900 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:54,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:54,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1904817999, now seen corresponding path program 66 times [2022-03-15 14:59:54,901 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:54,901 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938775477] [2022-03-15 14:59:54,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:54,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:54,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:55,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:55,297 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:55,297 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938775477] [2022-03-15 14:59:55,298 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938775477] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:55,298 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:55,298 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:55,298 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329218547] [2022-03-15 14:59:55,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:55,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:55,298 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:55,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:55,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:55,298 INFO L87 Difference]: Start difference. First operand 7153 states and 19826 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:56,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:56,865 INFO L93 Difference]: Finished difference Result 8961 states and 24373 transitions. [2022-03-15 14:59:56,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 14:59:56,866 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:56,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:56,879 INFO L225 Difference]: With dead ends: 8961 [2022-03-15 14:59:56,879 INFO L226 Difference]: Without dead ends: 8961 [2022-03-15 14:59:56,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 14:59:56,879 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1300 mSDsluCounter, 1812 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1300 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:56,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1300 Valid, 2106 Invalid, 1757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 14:59:56,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-03-15 14:59:56,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 7174. [2022-03-15 14:59:56,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7174 states, 7170 states have (on average 2.773779637377964) internal successors, (19888), 7173 states have internal predecessors, (19888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:56,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7174 states to 7174 states and 19888 transitions. [2022-03-15 14:59:56,969 INFO L78 Accepts]: Start accepts. Automaton has 7174 states and 19888 transitions. Word has length 98 [2022-03-15 14:59:56,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:56,969 INFO L470 AbstractCegarLoop]: Abstraction has 7174 states and 19888 transitions. [2022-03-15 14:59:56,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:56,970 INFO L276 IsEmpty]: Start isEmpty. Operand 7174 states and 19888 transitions. [2022-03-15 14:59:56,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:56,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:56,975 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, 1, 1, 1, 1] [2022-03-15 14:59:56,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-15 14:59:56,976 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:56,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:56,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1295294139, now seen corresponding path program 67 times [2022-03-15 14:59:56,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:56,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570946158] [2022-03-15 14:59:56,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:56,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:57,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:57,470 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:57,470 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570946158] [2022-03-15 14:59:57,470 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570946158] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:57,470 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:57,470 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:57,470 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333955873] [2022-03-15 14:59:57,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:57,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:57,470 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:57,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:57,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:57,471 INFO L87 Difference]: Start difference. First operand 7174 states and 19888 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:59,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 14:59:59,172 INFO L93 Difference]: Finished difference Result 8863 states and 24126 transitions. [2022-03-15 14:59:59,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 14:59:59,172 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 14:59:59,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 14:59:59,184 INFO L225 Difference]: With dead ends: 8863 [2022-03-15 14:59:59,185 INFO L226 Difference]: Without dead ends: 8863 [2022-03-15 14:59:59,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 14:59:59,185 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1271 mSDsluCounter, 1778 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 2079 SdHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 14:59:59,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 2079 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 14:59:59,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8863 states. [2022-03-15 14:59:59,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8863 to 7069. [2022-03-15 14:59:59,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7069 states, 7065 states have (on average 2.771125265392781) internal successors, (19578), 7068 states have internal predecessors, (19578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:59,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7069 states to 7069 states and 19578 transitions. [2022-03-15 14:59:59,271 INFO L78 Accepts]: Start accepts. Automaton has 7069 states and 19578 transitions. Word has length 98 [2022-03-15 14:59:59,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 14:59:59,271 INFO L470 AbstractCegarLoop]: Abstraction has 7069 states and 19578 transitions. [2022-03-15 14:59:59,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 14:59:59,272 INFO L276 IsEmpty]: Start isEmpty. Operand 7069 states and 19578 transitions. [2022-03-15 14:59:59,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 14:59:59,276 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 14:59:59,276 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 14:59:59,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-15 14:59:59,276 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 14:59:59,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 14:59:59,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1169602535, now seen corresponding path program 36 times [2022-03-15 14:59:59,277 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 14:59:59,277 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377647075] [2022-03-15 14:59:59,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 14:59:59,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 14:59:59,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 14:59:59,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 14:59:59,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 14:59:59,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377647075] [2022-03-15 14:59:59,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377647075] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 14:59:59,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 14:59:59,811 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 14:59:59,811 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405404807] [2022-03-15 14:59:59,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 14:59:59,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 14:59:59,811 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 14:59:59,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 14:59:59,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 14:59:59,811 INFO L87 Difference]: Start difference. First operand 7069 states and 19578 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:01,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:01,406 INFO L93 Difference]: Finished difference Result 8696 states and 23626 transitions. [2022-03-15 15:00:01,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:01,407 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:01,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:01,419 INFO L225 Difference]: With dead ends: 8696 [2022-03-15 15:00:01,419 INFO L226 Difference]: Without dead ends: 8696 [2022-03-15 15:00:01,420 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:01,420 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1366 mSDsluCounter, 1609 mSDsCounter, 0 mSdLazyCounter, 1509 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 1509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:01,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1366 Valid, 1922 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:01,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8696 states. [2022-03-15 15:00:01,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8696 to 7157. [2022-03-15 15:00:01,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7157 states, 7153 states have (on average 2.773381797847057) internal successors, (19838), 7156 states have internal predecessors, (19838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:01,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7157 states to 7157 states and 19838 transitions. [2022-03-15 15:00:01,507 INFO L78 Accepts]: Start accepts. Automaton has 7157 states and 19838 transitions. Word has length 98 [2022-03-15 15:00:01,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:01,507 INFO L470 AbstractCegarLoop]: Abstraction has 7157 states and 19838 transitions. [2022-03-15 15:00:01,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:01,507 INFO L276 IsEmpty]: Start isEmpty. Operand 7157 states and 19838 transitions. [2022-03-15 15:00:01,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:01,512 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:01,512 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:01,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-15 15:00:01,512 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:01,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:01,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1970039257, now seen corresponding path program 37 times [2022-03-15 15:00:01,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:01,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593134633] [2022-03-15 15:00:01,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:01,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:01,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:01,894 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:01,894 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593134633] [2022-03-15 15:00:01,894 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593134633] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:01,894 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:01,894 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:01,895 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545569786] [2022-03-15 15:00:01,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:01,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:01,895 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:01,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:01,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:01,895 INFO L87 Difference]: Start difference. First operand 7157 states and 19838 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:03,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:03,605 INFO L93 Difference]: Finished difference Result 8890 states and 24129 transitions. [2022-03-15 15:00:03,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:03,606 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:03,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:03,618 INFO L225 Difference]: With dead ends: 8890 [2022-03-15 15:00:03,618 INFO L226 Difference]: Without dead ends: 8890 [2022-03-15 15:00:03,619 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:03,619 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1251 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1251 SdHoareTripleChecker+Valid, 2397 SdHoareTripleChecker+Invalid, 2012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:03,619 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1251 Valid, 2397 Invalid, 2012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1866 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:00:03,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8890 states. [2022-03-15 15:00:03,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8890 to 7185. [2022-03-15 15:00:03,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7185 states, 7181 states have (on average 2.774126166272107) internal successors, (19921), 7184 states have internal predecessors, (19921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:03,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7185 states to 7185 states and 19921 transitions. [2022-03-15 15:00:03,714 INFO L78 Accepts]: Start accepts. Automaton has 7185 states and 19921 transitions. Word has length 98 [2022-03-15 15:00:03,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:03,714 INFO L470 AbstractCegarLoop]: Abstraction has 7185 states and 19921 transitions. [2022-03-15 15:00:03,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:03,714 INFO L276 IsEmpty]: Start isEmpty. Operand 7185 states and 19921 transitions. [2022-03-15 15:00:03,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:03,719 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:03,719 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:03,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-15 15:00:03,719 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:03,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:03,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1272114099, now seen corresponding path program 38 times [2022-03-15 15:00:03,720 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:03,720 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543939693] [2022-03-15 15:00:03,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:03,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:04,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:04,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:04,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543939693] [2022-03-15 15:00:04,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543939693] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:04,195 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:04,195 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:04,195 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859255474] [2022-03-15 15:00:04,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:04,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:04,195 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:04,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:04,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:04,195 INFO L87 Difference]: Start difference. First operand 7185 states and 19921 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:05,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:05,815 INFO L93 Difference]: Finished difference Result 8946 states and 24293 transitions. [2022-03-15 15:00:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:05,816 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:05,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:05,828 INFO L225 Difference]: With dead ends: 8946 [2022-03-15 15:00:05,828 INFO L226 Difference]: Without dead ends: 8946 [2022-03-15 15:00:05,829 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 [2022-03-15 15:00:05,829 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1277 mSDsluCounter, 1715 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 1773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:05,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 2037 Invalid, 1773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:05,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8946 states. [2022-03-15 15:00:05,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8946 to 7136. [2022-03-15 15:00:05,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7136 states, 7132 states have (on average 2.7728547392035896) internal successors, (19776), 7135 states have internal predecessors, (19776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:05,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7136 states to 7136 states and 19776 transitions. [2022-03-15 15:00:05,918 INFO L78 Accepts]: Start accepts. Automaton has 7136 states and 19776 transitions. Word has length 98 [2022-03-15 15:00:05,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:05,919 INFO L470 AbstractCegarLoop]: Abstraction has 7136 states and 19776 transitions. [2022-03-15 15:00:05,919 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:05,919 INFO L276 IsEmpty]: Start isEmpty. Operand 7136 states and 19776 transitions. [2022-03-15 15:00:05,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:05,923 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:05,924 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:05,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-15 15:00:05,924 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:05,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:05,924 INFO L85 PathProgramCache]: Analyzing trace with hash 717303369, now seen corresponding path program 39 times [2022-03-15 15:00:05,924 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:05,924 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641720710] [2022-03-15 15:00:05,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:05,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:06,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:06,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:06,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641720710] [2022-03-15 15:00:06,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641720710] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:06,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:06,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:06,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383768452] [2022-03-15 15:00:06,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:06,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:06,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:06,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:06,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:06,361 INFO L87 Difference]: Start difference. First operand 7136 states and 19776 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:07,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:07,584 INFO L93 Difference]: Finished difference Result 9083 states and 24675 transitions. [2022-03-15 15:00:07,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:00:07,584 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:07,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:07,597 INFO L225 Difference]: With dead ends: 9083 [2022-03-15 15:00:07,598 INFO L226 Difference]: Without dead ends: 9083 [2022-03-15 15:00:07,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:00:07,598 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 970 mSDsluCounter, 1284 mSDsCounter, 0 mSdLazyCounter, 1192 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 1582 SdHoareTripleChecker+Invalid, 1336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:07,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [970 Valid, 1582 Invalid, 1336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1192 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:00:07,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9083 states. [2022-03-15 15:00:07,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9083 to 7192. [2022-03-15 15:00:07,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7192 states, 7188 states have (on average 2.7743461324429606) internal successors, (19942), 7191 states have internal predecessors, (19942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:07,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7192 states to 7192 states and 19942 transitions. [2022-03-15 15:00:07,688 INFO L78 Accepts]: Start accepts. Automaton has 7192 states and 19942 transitions. Word has length 98 [2022-03-15 15:00:07,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:07,688 INFO L470 AbstractCegarLoop]: Abstraction has 7192 states and 19942 transitions. [2022-03-15 15:00:07,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:07,688 INFO L276 IsEmpty]: Start isEmpty. Operand 7192 states and 19942 transitions. [2022-03-15 15:00:07,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:07,693 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:07,693 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:07,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-15 15:00:07,693 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:07,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:07,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1864077389, now seen corresponding path program 40 times [2022-03-15 15:00:07,693 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:07,694 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198937876] [2022-03-15 15:00:07,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:07,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:08,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:08,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:08,162 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198937876] [2022-03-15 15:00:08,162 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198937876] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:08,162 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:08,162 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:08,162 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007874078] [2022-03-15 15:00:08,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:08,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:08,163 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:08,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:08,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:08,163 INFO L87 Difference]: Start difference. First operand 7192 states and 19942 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:09,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:09,869 INFO L93 Difference]: Finished difference Result 9249 states and 25090 transitions. [2022-03-15 15:00:09,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:09,869 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:09,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:09,880 INFO L225 Difference]: With dead ends: 9249 [2022-03-15 15:00:09,880 INFO L226 Difference]: Without dead ends: 9249 [2022-03-15 15:00:09,880 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:09,880 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1026 mSDsluCounter, 1890 mSDsCounter, 0 mSdLazyCounter, 1669 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 2196 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:09,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1026 Valid, 2196 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1669 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:00:09,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9249 states. [2022-03-15 15:00:09,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9249 to 7220. [2022-03-15 15:00:09,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7220 states, 7216 states have (on average 2.775083148558758) internal successors, (20025), 7219 states have internal predecessors, (20025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:09,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7220 states to 7220 states and 20025 transitions. [2022-03-15 15:00:09,968 INFO L78 Accepts]: Start accepts. Automaton has 7220 states and 20025 transitions. Word has length 98 [2022-03-15 15:00:09,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:09,968 INFO L470 AbstractCegarLoop]: Abstraction has 7220 states and 20025 transitions. [2022-03-15 15:00:09,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:09,968 INFO L276 IsEmpty]: Start isEmpty. Operand 7220 states and 20025 transitions. [2022-03-15 15:00:09,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:09,973 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:09,973 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:09,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-15 15:00:09,973 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:09,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:09,973 INFO L85 PathProgramCache]: Analyzing trace with hash -811263449, now seen corresponding path program 41 times [2022-03-15 15:00:09,973 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:09,973 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82514697] [2022-03-15 15:00:09,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:09,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:09,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:10,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:10,437 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:10,437 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82514697] [2022-03-15 15:00:10,437 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82514697] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:10,437 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:10,437 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:10,437 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071452557] [2022-03-15 15:00:10,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:10,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:10,439 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:10,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:10,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:10,439 INFO L87 Difference]: Start difference. First operand 7220 states and 20025 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:12,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:12,081 INFO L93 Difference]: Finished difference Result 9118 states and 24777 transitions. [2022-03-15 15:00:12,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:12,082 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:12,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:12,096 INFO L225 Difference]: With dead ends: 9118 [2022-03-15 15:00:12,096 INFO L226 Difference]: Without dead ends: 9118 [2022-03-15 15:00:12,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:12,097 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1271 mSDsluCounter, 1748 mSDsCounter, 0 mSdLazyCounter, 1607 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 2065 SdHoareTripleChecker+Invalid, 1768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:12,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 2065 Invalid, 1768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1607 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:12,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9118 states. [2022-03-15 15:00:12,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9118 to 7094. [2022-03-15 15:00:12,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7094 states, 7090 states have (on average 2.7717912552891395) internal successors, (19652), 7093 states have internal predecessors, (19652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:12,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7094 states to 7094 states and 19652 transitions. [2022-03-15 15:00:12,201 INFO L78 Accepts]: Start accepts. Automaton has 7094 states and 19652 transitions. Word has length 98 [2022-03-15 15:00:12,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:12,201 INFO L470 AbstractCegarLoop]: Abstraction has 7094 states and 19652 transitions. [2022-03-15 15:00:12,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:12,201 INFO L276 IsEmpty]: Start isEmpty. Operand 7094 states and 19652 transitions. [2022-03-15 15:00:12,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:12,206 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:12,206 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:12,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-15 15:00:12,206 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:12,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:12,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1265179785, now seen corresponding path program 42 times [2022-03-15 15:00:12,207 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:12,207 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534850657] [2022-03-15 15:00:12,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:12,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:12,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:12,635 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:12,635 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534850657] [2022-03-15 15:00:12,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534850657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:12,635 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:12,635 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:12,635 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174868094] [2022-03-15 15:00:12,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:12,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:12,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:12,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:12,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:12,636 INFO L87 Difference]: Start difference. First operand 7094 states and 19652 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:14,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:14,369 INFO L93 Difference]: Finished difference Result 9322 states and 25332 transitions. [2022-03-15 15:00:14,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:00:14,369 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:14,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:14,382 INFO L225 Difference]: With dead ends: 9322 [2022-03-15 15:00:14,382 INFO L226 Difference]: Without dead ends: 9322 [2022-03-15 15:00:14,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:00:14,382 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1096 mSDsluCounter, 2129 mSDsCounter, 0 mSdLazyCounter, 1907 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 2412 SdHoareTripleChecker+Invalid, 2042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:14,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1096 Valid, 2412 Invalid, 2042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1907 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:00:14,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9322 states. [2022-03-15 15:00:14,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9322 to 7122. [2022-03-15 15:00:14,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7122 states, 7118 states have (on average 2.772548468670975) internal successors, (19735), 7121 states have internal predecessors, (19735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:14,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7122 states to 7122 states and 19735 transitions. [2022-03-15 15:00:14,472 INFO L78 Accepts]: Start accepts. Automaton has 7122 states and 19735 transitions. Word has length 98 [2022-03-15 15:00:14,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:14,472 INFO L470 AbstractCegarLoop]: Abstraction has 7122 states and 19735 transitions. [2022-03-15 15:00:14,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:14,473 INFO L276 IsEmpty]: Start isEmpty. Operand 7122 states and 19735 transitions. [2022-03-15 15:00:14,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:14,477 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:14,478 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:14,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-15 15:00:14,478 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:14,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:14,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1559963439, now seen corresponding path program 43 times [2022-03-15 15:00:14,478 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:14,478 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001656474] [2022-03-15 15:00:14,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:14,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:14,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:14,906 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:14,906 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001656474] [2022-03-15 15:00:14,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001656474] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:14,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:14,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:14,906 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340413414] [2022-03-15 15:00:14,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:14,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:14,906 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:14,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:14,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:14,907 INFO L87 Difference]: Start difference. First operand 7122 states and 19735 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:16,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:16,457 INFO L93 Difference]: Finished difference Result 9534 states and 25858 transitions. [2022-03-15 15:00:16,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:00:16,458 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:16,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:16,473 INFO L225 Difference]: With dead ends: 9534 [2022-03-15 15:00:16,473 INFO L226 Difference]: Without dead ends: 9534 [2022-03-15 15:00:16,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:00:16,474 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1132 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1600 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 2044 SdHoareTripleChecker+Invalid, 1743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:16,474 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 2044 Invalid, 1743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1600 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:16,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9534 states. [2022-03-15 15:00:16,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9534 to 7178. [2022-03-15 15:00:16,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7178 states, 7174 states have (on average 2.7740451630889322) internal successors, (19901), 7177 states have internal predecessors, (19901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:16,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7178 states to 7178 states and 19901 transitions. [2022-03-15 15:00:16,581 INFO L78 Accepts]: Start accepts. Automaton has 7178 states and 19901 transitions. Word has length 98 [2022-03-15 15:00:16,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:16,581 INFO L470 AbstractCegarLoop]: Abstraction has 7178 states and 19901 transitions. [2022-03-15 15:00:16,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:16,581 INFO L276 IsEmpty]: Start isEmpty. Operand 7178 states and 19901 transitions. [2022-03-15 15:00:16,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:16,587 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:16,587 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:16,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-15 15:00:16,587 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:16,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:16,587 INFO L85 PathProgramCache]: Analyzing trace with hash -295148847, now seen corresponding path program 44 times [2022-03-15 15:00:16,588 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:16,588 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606767449] [2022-03-15 15:00:16,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:16,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:16,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:16,996 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:16,996 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606767449] [2022-03-15 15:00:16,996 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606767449] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:16,996 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:16,996 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:16,996 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089091945] [2022-03-15 15:00:16,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:16,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:16,997 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:16,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:16,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:16,997 INFO L87 Difference]: Start difference. First operand 7178 states and 19901 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:18,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:18,542 INFO L93 Difference]: Finished difference Result 9446 states and 25623 transitions. [2022-03-15 15:00:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:18,542 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:18,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:18,556 INFO L225 Difference]: With dead ends: 9446 [2022-03-15 15:00:18,556 INFO L226 Difference]: Without dead ends: 9446 [2022-03-15 15:00:18,557 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:18,557 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1333 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 1548 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 2028 SdHoareTripleChecker+Invalid, 1732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 1548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:18,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1333 Valid, 2028 Invalid, 1732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 1548 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:18,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9446 states. [2022-03-15 15:00:18,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9446 to 7206. [2022-03-15 15:00:18,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7206 states, 7202 states have (on average 2.7747847820049985) internal successors, (19984), 7205 states have internal predecessors, (19984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:18,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7206 states to 7206 states and 19984 transitions. [2022-03-15 15:00:18,650 INFO L78 Accepts]: Start accepts. Automaton has 7206 states and 19984 transitions. Word has length 98 [2022-03-15 15:00:18,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:18,650 INFO L470 AbstractCegarLoop]: Abstraction has 7206 states and 19984 transitions. [2022-03-15 15:00:18,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:18,651 INFO L276 IsEmpty]: Start isEmpty. Operand 7206 states and 19984 transitions. [2022-03-15 15:00:18,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:18,656 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:18,656 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:18,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-15 15:00:18,656 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:18,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:18,656 INFO L85 PathProgramCache]: Analyzing trace with hash 757665093, now seen corresponding path program 45 times [2022-03-15 15:00:18,656 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:18,656 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131508481] [2022-03-15 15:00:18,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:18,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:19,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:19,153 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:19,153 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131508481] [2022-03-15 15:00:19,153 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131508481] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:19,153 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:19,153 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:19,153 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500247656] [2022-03-15 15:00:19,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:19,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:19,153 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:19,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:19,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:19,154 INFO L87 Difference]: Start difference. First operand 7206 states and 19984 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:20,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:20,872 INFO L93 Difference]: Finished difference Result 9315 states and 25310 transitions. [2022-03-15 15:00:20,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:20,873 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:20,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:20,887 INFO L225 Difference]: With dead ends: 9315 [2022-03-15 15:00:20,887 INFO L226 Difference]: Without dead ends: 9315 [2022-03-15 15:00:20,887 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:20,887 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1041 mSDsluCounter, 1894 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 2214 SdHoareTripleChecker+Invalid, 1883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:20,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1041 Valid, 2214 Invalid, 1883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:20,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9315 states. [2022-03-15 15:00:20,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9315 to 7073. [2022-03-15 15:00:20,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7073 states, 7069 states have (on average 2.7712547743669544) internal successors, (19590), 7072 states have internal predecessors, (19590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:21,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7073 states to 7073 states and 19590 transitions. [2022-03-15 15:00:21,044 INFO L78 Accepts]: Start accepts. Automaton has 7073 states and 19590 transitions. Word has length 98 [2022-03-15 15:00:21,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:21,044 INFO L470 AbstractCegarLoop]: Abstraction has 7073 states and 19590 transitions. [2022-03-15 15:00:21,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:21,044 INFO L276 IsEmpty]: Start isEmpty. Operand 7073 states and 19590 transitions. [2022-03-15 15:00:21,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:21,049 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:21,049 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:21,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-15 15:00:21,049 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:21,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:21,050 INFO L85 PathProgramCache]: Analyzing trace with hash -741501607, now seen corresponding path program 68 times [2022-03-15 15:00:21,051 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:21,051 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795249586] [2022-03-15 15:00:21,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:21,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:21,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:21,435 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:21,435 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795249586] [2022-03-15 15:00:21,435 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795249586] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:21,435 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:21,435 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:21,435 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29049054] [2022-03-15 15:00:21,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:21,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:21,436 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:21,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:21,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:21,436 INFO L87 Difference]: Start difference. First operand 7073 states and 19590 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:22,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:22,511 INFO L93 Difference]: Finished difference Result 7967 states and 21568 transitions. [2022-03-15 15:00:22,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 15:00:22,511 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:22,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:22,522 INFO L225 Difference]: With dead ends: 7967 [2022-03-15 15:00:22,522 INFO L226 Difference]: Without dead ends: 7967 [2022-03-15 15:00:22,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=270, Invalid=600, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:00:22,522 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1070 mSDsluCounter, 1181 mSDsCounter, 0 mSdLazyCounter, 1043 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 1453 SdHoareTripleChecker+Invalid, 1157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1043 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:22,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1070 Valid, 1453 Invalid, 1157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1043 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:00:22,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7967 states. [2022-03-15 15:00:22,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7967 to 7075. [2022-03-15 15:00:22,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7075 states, 7071 states have (on average 2.7713194739075098) internal successors, (19596), 7074 states have internal predecessors, (19596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:22,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7075 states to 7075 states and 19596 transitions. [2022-03-15 15:00:22,606 INFO L78 Accepts]: Start accepts. Automaton has 7075 states and 19596 transitions. Word has length 98 [2022-03-15 15:00:22,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:22,606 INFO L470 AbstractCegarLoop]: Abstraction has 7075 states and 19596 transitions. [2022-03-15 15:00:22,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:22,606 INFO L276 IsEmpty]: Start isEmpty. Operand 7075 states and 19596 transitions. [2022-03-15 15:00:22,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:22,611 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:22,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:22,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-15 15:00:22,611 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:22,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:22,612 INFO L85 PathProgramCache]: Analyzing trace with hash 12684633, now seen corresponding path program 46 times [2022-03-15 15:00:22,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:22,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187110535] [2022-03-15 15:00:22,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:22,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:22,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:22,996 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:22,996 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187110535] [2022-03-15 15:00:22,996 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187110535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:22,996 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:22,997 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:22,997 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71664580] [2022-03-15 15:00:22,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:22,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:22,997 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:22,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:22,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:22,997 INFO L87 Difference]: Start difference. First operand 7075 states and 19596 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:23,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:23,937 INFO L93 Difference]: Finished difference Result 8066 states and 21766 transitions. [2022-03-15 15:00:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 15:00:23,937 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:23,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:23,949 INFO L225 Difference]: With dead ends: 8066 [2022-03-15 15:00:23,949 INFO L226 Difference]: Without dead ends: 8066 [2022-03-15 15:00:23,949 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:00:23,949 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1243 mSDsluCounter, 977 mSDsCounter, 0 mSdLazyCounter, 859 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1243 SdHoareTripleChecker+Valid, 1269 SdHoareTripleChecker+Invalid, 997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:23,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1243 Valid, 1269 Invalid, 997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 859 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:00:23,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8066 states. [2022-03-15 15:00:24,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8066 to 7079. [2022-03-15 15:00:24,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:24,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-15 15:00:24,038 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-15 15:00:24,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:24,039 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-15 15:00:24,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:24,039 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-15 15:00:24,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:24,044 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:24,044 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:24,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-15 15:00:24,044 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:24,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:24,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1049897643, now seen corresponding path program 47 times [2022-03-15 15:00:24,045 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:24,045 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333158614] [2022-03-15 15:00:24,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:24,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:24,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:24,438 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:24,438 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333158614] [2022-03-15 15:00:24,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333158614] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:24,439 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:24,439 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:24,439 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578284515] [2022-03-15 15:00:24,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:24,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:24,439 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:24,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:24,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:24,439 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:25,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:25,557 INFO L93 Difference]: Finished difference Result 8713 states and 23529 transitions. [2022-03-15 15:00:25,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:00:25,558 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:25,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:25,571 INFO L225 Difference]: With dead ends: 8713 [2022-03-15 15:00:25,571 INFO L226 Difference]: Without dead ends: 8713 [2022-03-15 15:00:25,571 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:00:25,571 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1435 mSDsluCounter, 1089 mSDsCounter, 0 mSdLazyCounter, 1015 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1435 SdHoareTripleChecker+Valid, 1395 SdHoareTripleChecker+Invalid, 1191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:25,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1435 Valid, 1395 Invalid, 1191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1015 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:00:25,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8713 states. [2022-03-15 15:00:25,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8713 to 7107. [2022-03-15 15:00:25,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7107 states, 7103 states have (on average 2.7722089258059976) internal successors, (19691), 7106 states have internal predecessors, (19691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:25,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7107 states to 7107 states and 19691 transitions. [2022-03-15 15:00:25,657 INFO L78 Accepts]: Start accepts. Automaton has 7107 states and 19691 transitions. Word has length 98 [2022-03-15 15:00:25,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:25,658 INFO L470 AbstractCegarLoop]: Abstraction has 7107 states and 19691 transitions. [2022-03-15 15:00:25,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:25,658 INFO L276 IsEmpty]: Start isEmpty. Operand 7107 states and 19691 transitions. [2022-03-15 15:00:25,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:25,662 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:25,662 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:25,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-15 15:00:25,663 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:25,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:25,663 INFO L85 PathProgramCache]: Analyzing trace with hash -755113989, now seen corresponding path program 48 times [2022-03-15 15:00:25,663 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:25,663 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097027608] [2022-03-15 15:00:25,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:25,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:26,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:26,072 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:26,072 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097027608] [2022-03-15 15:00:26,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097027608] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:26,072 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:26,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:26,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245970649] [2022-03-15 15:00:26,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:26,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:26,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:26,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:26,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:26,073 INFO L87 Difference]: Start difference. First operand 7107 states and 19691 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:27,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:27,711 INFO L93 Difference]: Finished difference Result 8600 states and 23245 transitions. [2022-03-15 15:00:27,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:00:27,711 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:27,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:27,723 INFO L225 Difference]: With dead ends: 8600 [2022-03-15 15:00:27,724 INFO L226 Difference]: Without dead ends: 8600 [2022-03-15 15:00:27,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:00:27,724 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1324 mSDsluCounter, 1879 mSDsCounter, 0 mSdLazyCounter, 1642 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1324 SdHoareTripleChecker+Valid, 2189 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:27,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1324 Valid, 2189 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1642 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:27,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8600 states. [2022-03-15 15:00:27,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8600 to 7163. [2022-03-15 15:00:27,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7163 states, 7159 states have (on average 2.7737114122084088) internal successors, (19857), 7162 states have internal predecessors, (19857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:27,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7163 states to 7163 states and 19857 transitions. [2022-03-15 15:00:27,812 INFO L78 Accepts]: Start accepts. Automaton has 7163 states and 19857 transitions. Word has length 98 [2022-03-15 15:00:27,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:27,812 INFO L470 AbstractCegarLoop]: Abstraction has 7163 states and 19857 transitions. [2022-03-15 15:00:27,812 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:27,812 INFO L276 IsEmpty]: Start isEmpty. Operand 7163 states and 19857 transitions. [2022-03-15 15:00:27,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:27,817 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:27,817 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, 1, 1, 1, 1] [2022-03-15 15:00:27,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-15 15:00:27,817 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:27,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:27,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1684741021, now seen corresponding path program 49 times [2022-03-15 15:00:27,818 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:27,818 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384938434] [2022-03-15 15:00:27,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:27,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:28,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:28,210 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:28,210 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384938434] [2022-03-15 15:00:28,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384938434] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:28,210 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:28,210 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:28,210 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807881467] [2022-03-15 15:00:28,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:28,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:28,211 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:28,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:28,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:28,211 INFO L87 Difference]: Start difference. First operand 7163 states and 19857 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:29,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:29,863 INFO L93 Difference]: Finished difference Result 8512 states and 23010 transitions. [2022-03-15 15:00:29,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:29,863 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:29,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:29,876 INFO L225 Difference]: With dead ends: 8512 [2022-03-15 15:00:29,876 INFO L226 Difference]: Without dead ends: 8512 [2022-03-15 15:00:29,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:29,877 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1316 mSDsluCounter, 1977 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1316 SdHoareTripleChecker+Valid, 2292 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:29,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1316 Valid, 2292 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:29,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8512 states. [2022-03-15 15:00:29,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8512 to 7191. [2022-03-15 15:00:29,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7191 states, 7187 states have (on average 2.7744538750521777) internal successors, (19940), 7190 states have internal predecessors, (19940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:29,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7191 states to 7191 states and 19940 transitions. [2022-03-15 15:00:29,966 INFO L78 Accepts]: Start accepts. Automaton has 7191 states and 19940 transitions. Word has length 98 [2022-03-15 15:00:29,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:29,966 INFO L470 AbstractCegarLoop]: Abstraction has 7191 states and 19940 transitions. [2022-03-15 15:00:29,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:29,966 INFO L276 IsEmpty]: Start isEmpty. Operand 7191 states and 19940 transitions. [2022-03-15 15:00:29,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:29,971 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:29,971 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:29,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-15 15:00:29,971 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:29,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:29,972 INFO L85 PathProgramCache]: Analyzing trace with hash -1557412335, now seen corresponding path program 50 times [2022-03-15 15:00:29,972 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:29,972 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020341125] [2022-03-15 15:00:29,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:29,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:30,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:30,579 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:30,579 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020341125] [2022-03-15 15:00:30,579 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020341125] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:30,579 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:30,579 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:30,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229889156] [2022-03-15 15:00:30,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:30,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:30,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:30,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:30,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:30,580 INFO L87 Difference]: Start difference. First operand 7191 states and 19940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:32,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:32,332 INFO L93 Difference]: Finished difference Result 8381 states and 22697 transitions. [2022-03-15 15:00:32,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:32,332 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:32,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:32,342 INFO L225 Difference]: With dead ends: 8381 [2022-03-15 15:00:32,343 INFO L226 Difference]: Without dead ends: 8381 [2022-03-15 15:00:32,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:32,343 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1173 mSDsluCounter, 1722 mSDsCounter, 0 mSdLazyCounter, 1539 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1173 SdHoareTripleChecker+Valid, 2052 SdHoareTripleChecker+Invalid, 1711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:32,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1173 Valid, 2052 Invalid, 1711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1539 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:32,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8381 states. [2022-03-15 15:00:32,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8381 to 7079. [2022-03-15 15:00:32,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:32,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-15 15:00:32,437 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-15 15:00:32,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:32,437 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-15 15:00:32,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:32,437 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-15 15:00:32,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:32,443 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:32,443 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:32,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-15 15:00:32,443 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:32,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:32,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1809335435, now seen corresponding path program 69 times [2022-03-15 15:00:32,443 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:32,443 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774712236] [2022-03-15 15:00:32,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:32,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:32,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:32,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:32,860 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:32,860 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774712236] [2022-03-15 15:00:32,860 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774712236] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:32,860 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:32,860 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:32,860 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615222162] [2022-03-15 15:00:32,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:32,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:32,861 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:32,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:32,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:32,861 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:34,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:34,297 INFO L93 Difference]: Finished difference Result 8352 states and 22618 transitions. [2022-03-15 15:00:34,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:00:34,298 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:34,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:34,311 INFO L225 Difference]: With dead ends: 8352 [2022-03-15 15:00:34,311 INFO L226 Difference]: Without dead ends: 8352 [2022-03-15 15:00:34,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=289, Invalid=641, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:00:34,312 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 933 mSDsluCounter, 1637 mSDsCounter, 0 mSdLazyCounter, 1412 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 933 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:34,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [933 Valid, 1920 Invalid, 1521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1412 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:34,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8352 states. [2022-03-15 15:00:34,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8352 to 7079. [2022-03-15 15:00:34,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:34,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-15 15:00:34,418 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-15 15:00:34,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:34,418 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-15 15:00:34,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:34,418 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-15 15:00:34,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:34,424 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:34,424 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:34,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-15 15:00:34,424 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:34,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:34,425 INFO L85 PathProgramCache]: Analyzing trace with hash -544889861, now seen corresponding path program 70 times [2022-03-15 15:00:34,425 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:34,425 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85716478] [2022-03-15 15:00:34,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:34,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:34,822 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:34,822 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85716478] [2022-03-15 15:00:34,822 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85716478] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:34,822 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:34,822 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:34,822 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502726717] [2022-03-15 15:00:34,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:34,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:34,823 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:34,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:34,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:34,823 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:36,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:36,222 INFO L93 Difference]: Finished difference Result 8261 states and 22378 transitions. [2022-03-15 15:00:36,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:00:36,223 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:36,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:36,236 INFO L225 Difference]: With dead ends: 8261 [2022-03-15 15:00:36,236 INFO L226 Difference]: Without dead ends: 8261 [2022-03-15 15:00:36,237 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=312, Invalid=680, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:00:36,237 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1308 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1308 SdHoareTripleChecker+Valid, 1709 SdHoareTripleChecker+Invalid, 1455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:36,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1308 Valid, 1709 Invalid, 1455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:36,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8261 states. [2022-03-15 15:00:36,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8261 to 7079. [2022-03-15 15:00:36,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:36,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-15 15:00:36,333 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-15 15:00:36,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:36,333 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-15 15:00:36,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:36,334 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-15 15:00:36,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:36,339 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:36,339 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:36,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-15 15:00:36,339 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:36,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:36,339 INFO L85 PathProgramCache]: Analyzing trace with hash 237869981, now seen corresponding path program 71 times [2022-03-15 15:00:36,340 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:36,340 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972525960] [2022-03-15 15:00:36,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:36,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:36,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:36,735 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:36,735 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972525960] [2022-03-15 15:00:36,735 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972525960] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:36,735 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:36,735 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:36,736 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347408581] [2022-03-15 15:00:36,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:36,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:36,736 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:36,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:36,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:36,736 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:38,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:38,525 INFO L93 Difference]: Finished difference Result 8184 states and 22165 transitions. [2022-03-15 15:00:38,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:38,525 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:38,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:38,538 INFO L225 Difference]: With dead ends: 8184 [2022-03-15 15:00:38,538 INFO L226 Difference]: Without dead ends: 8184 [2022-03-15 15:00:38,538 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=336, Invalid=720, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:38,539 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1085 mSDsluCounter, 2056 mSDsCounter, 0 mSdLazyCounter, 1779 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1085 SdHoareTripleChecker+Valid, 2355 SdHoareTripleChecker+Invalid, 1897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:38,539 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1085 Valid, 2355 Invalid, 1897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1779 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:00:38,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8184 states. [2022-03-15 15:00:38,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8184 to 7079. [2022-03-15 15:00:38,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:38,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-03-15 15:00:38,630 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-03-15 15:00:38,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:38,631 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-03-15 15:00:38,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:38,631 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-03-15 15:00:38,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:38,636 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:38,636 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, 1, 1, 1, 1] [2022-03-15 15:00:38,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-15 15:00:38,636 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:38,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:38,636 INFO L85 PathProgramCache]: Analyzing trace with hash 847393841, now seen corresponding path program 72 times [2022-03-15 15:00:38,636 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:38,636 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166151646] [2022-03-15 15:00:38,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:38,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:39,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:39,120 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:39,120 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166151646] [2022-03-15 15:00:39,120 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166151646] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:39,120 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:39,121 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:39,121 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886845616] [2022-03-15 15:00:39,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:39,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:39,121 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:39,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:39,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:39,121 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:41,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:41,009 INFO L93 Difference]: Finished difference Result 8086 states and 21918 transitions. [2022-03-15 15:00:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:41,010 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:41,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:41,021 INFO L225 Difference]: With dead ends: 8086 [2022-03-15 15:00:41,021 INFO L226 Difference]: Without dead ends: 8086 [2022-03-15 15:00:41,022 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:41,022 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 989 mSDsluCounter, 1942 mSDsCounter, 0 mSdLazyCounter, 1730 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 989 SdHoareTripleChecker+Valid, 2250 SdHoareTripleChecker+Invalid, 1881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:41,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [989 Valid, 2250 Invalid, 1881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1730 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:00:41,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8086 states. [2022-03-15 15:00:41,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8086 to 6932. [2022-03-15 15:00:41,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6932 states, 6928 states have (on average 2.767609699769053) internal successors, (19174), 6931 states have internal predecessors, (19174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:41,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-03-15 15:00:41,106 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-03-15 15:00:41,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:41,106 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-03-15 15:00:41,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:41,106 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-03-15 15:00:41,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:41,111 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:41,111 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:41,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-15 15:00:41,111 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:41,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:41,112 INFO L85 PathProgramCache]: Analyzing trace with hash -758660429, now seen corresponding path program 51 times [2022-03-15 15:00:41,112 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:41,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584269120] [2022-03-15 15:00:41,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:41,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:41,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:41,707 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:41,707 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584269120] [2022-03-15 15:00:41,707 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584269120] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:41,707 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:41,707 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:41,707 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102853825] [2022-03-15 15:00:41,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:41,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:41,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:41,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:41,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:41,708 INFO L87 Difference]: Start difference. First operand 6932 states and 19174 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:43,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:43,854 INFO L93 Difference]: Finished difference Result 9007 states and 24392 transitions. [2022-03-15 15:00:43,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:43,854 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:43,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:43,868 INFO L225 Difference]: With dead ends: 9007 [2022-03-15 15:00:43,868 INFO L226 Difference]: Without dead ends: 9007 [2022-03-15 15:00:43,868 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:43,868 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 960 mSDsluCounter, 2412 mSDsCounter, 0 mSdLazyCounter, 2205 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 2716 SdHoareTripleChecker+Invalid, 2353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 2205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:43,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 2716 Invalid, 2353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 2205 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:00:43,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9007 states. [2022-03-15 15:00:43,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9007 to 6999. [2022-03-15 15:00:43,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6999 states, 6995 states have (on average 2.769406719085061) internal successors, (19372), 6998 states have internal predecessors, (19372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:44,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6999 states to 6999 states and 19372 transitions. [2022-03-15 15:00:44,022 INFO L78 Accepts]: Start accepts. Automaton has 6999 states and 19372 transitions. Word has length 98 [2022-03-15 15:00:44,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:44,022 INFO L470 AbstractCegarLoop]: Abstraction has 6999 states and 19372 transitions. [2022-03-15 15:00:44,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:44,023 INFO L276 IsEmpty]: Start isEmpty. Operand 6999 states and 19372 transitions. [2022-03-15 15:00:44,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:44,028 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:44,028 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:44,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-15 15:00:44,028 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:44,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:44,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1913985933, now seen corresponding path program 52 times [2022-03-15 15:00:44,029 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:44,029 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630260163] [2022-03-15 15:00:44,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:44,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:44,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:44,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:44,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:44,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630260163] [2022-03-15 15:00:44,411 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630260163] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:44,411 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:44,411 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:44,411 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227104640] [2022-03-15 15:00:44,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:44,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:44,411 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:44,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:44,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:44,412 INFO L87 Difference]: Start difference. First operand 6999 states and 19372 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:45,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:45,941 INFO L93 Difference]: Finished difference Result 9173 states and 24811 transitions. [2022-03-15 15:00:45,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:45,941 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:45,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:45,954 INFO L225 Difference]: With dead ends: 9173 [2022-03-15 15:00:45,954 INFO L226 Difference]: Without dead ends: 9173 [2022-03-15 15:00:45,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:00:45,954 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1143 mSDsluCounter, 1811 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1143 SdHoareTripleChecker+Valid, 2115 SdHoareTripleChecker+Invalid, 1859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:45,955 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1143 Valid, 2115 Invalid, 1859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1701 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:45,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9173 states. [2022-03-15 15:00:46,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9173 to 7020. [2022-03-15 15:00:46,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7020 states, 7016 states have (on average 2.7699543899657924) internal successors, (19434), 7019 states have internal predecessors, (19434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:46,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 7020 states and 19434 transitions. [2022-03-15 15:00:46,043 INFO L78 Accepts]: Start accepts. Automaton has 7020 states and 19434 transitions. Word has length 98 [2022-03-15 15:00:46,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:46,043 INFO L470 AbstractCegarLoop]: Abstraction has 7020 states and 19434 transitions. [2022-03-15 15:00:46,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:46,044 INFO L276 IsEmpty]: Start isEmpty. Operand 7020 states and 19434 transitions. [2022-03-15 15:00:46,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:46,048 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:46,049 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:46,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-15 15:00:46,049 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:46,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:46,049 INFO L85 PathProgramCache]: Analyzing trace with hash -861171993, now seen corresponding path program 53 times [2022-03-15 15:00:46,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:46,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299545766] [2022-03-15 15:00:46,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:46,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:46,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:46,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:46,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299545766] [2022-03-15 15:00:46,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299545766] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:46,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:46,511 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:46,511 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210196071] [2022-03-15 15:00:46,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:46,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:46,511 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:46,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:46,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:46,511 INFO L87 Difference]: Start difference. First operand 7020 states and 19434 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:48,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:48,517 INFO L93 Difference]: Finished difference Result 9229 states and 24975 transitions. [2022-03-15 15:00:48,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:48,518 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:48,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:48,531 INFO L225 Difference]: With dead ends: 9229 [2022-03-15 15:00:48,531 INFO L226 Difference]: Without dead ends: 9229 [2022-03-15 15:00:48,531 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:48,531 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1124 mSDsluCounter, 2399 mSDsCounter, 0 mSdLazyCounter, 2213 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1124 SdHoareTripleChecker+Valid, 2707 SdHoareTripleChecker+Invalid, 2359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 2213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:48,531 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1124 Valid, 2707 Invalid, 2359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 2213 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:00:48,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9229 states. [2022-03-15 15:00:48,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9229 to 6978. [2022-03-15 15:00:48,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6978 states, 6974 states have (on average 2.768855749928305) internal successors, (19310), 6977 states have internal predecessors, (19310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:48,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6978 states to 6978 states and 19310 transitions. [2022-03-15 15:00:48,618 INFO L78 Accepts]: Start accepts. Automaton has 6978 states and 19310 transitions. Word has length 98 [2022-03-15 15:00:48,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:48,618 INFO L470 AbstractCegarLoop]: Abstraction has 6978 states and 19310 transitions. [2022-03-15 15:00:48,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:48,619 INFO L276 IsEmpty]: Start isEmpty. Operand 6978 states and 19310 transitions. [2022-03-15 15:00:48,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:48,623 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:48,623 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:48,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-15 15:00:48,623 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:48,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:48,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1128245475, now seen corresponding path program 54 times [2022-03-15 15:00:48,624 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:48,624 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65749070] [2022-03-15 15:00:48,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:48,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:49,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:49,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:49,016 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65749070] [2022-03-15 15:00:49,016 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65749070] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:49,016 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:49,016 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:49,017 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118118145] [2022-03-15 15:00:49,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:49,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:49,017 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:49,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:49,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:49,017 INFO L87 Difference]: Start difference. First operand 6978 states and 19310 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:50,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:50,325 INFO L93 Difference]: Finished difference Result 9345 states and 25294 transitions. [2022-03-15 15:00:50,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:00:50,326 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:50,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:50,339 INFO L225 Difference]: With dead ends: 9345 [2022-03-15 15:00:50,340 INFO L226 Difference]: Without dead ends: 9345 [2022-03-15 15:00:50,340 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:00:50,340 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1277 mSDsluCounter, 1476 mSDsCounter, 0 mSdLazyCounter, 1377 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 1772 SdHoareTripleChecker+Invalid, 1538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:50,340 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 1772 Invalid, 1538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1377 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:00:50,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9345 states. [2022-03-15 15:00:50,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9345 to 7020. [2022-03-15 15:00:50,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7020 states, 7016 states have (on average 2.7699543899657924) internal successors, (19434), 7019 states have internal predecessors, (19434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:50,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 7020 states and 19434 transitions. [2022-03-15 15:00:50,431 INFO L78 Accepts]: Start accepts. Automaton has 7020 states and 19434 transitions. Word has length 98 [2022-03-15 15:00:50,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:50,431 INFO L470 AbstractCegarLoop]: Abstraction has 7020 states and 19434 transitions. [2022-03-15 15:00:50,431 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:50,431 INFO L276 IsEmpty]: Start isEmpty. Operand 7020 states and 19434 transitions. [2022-03-15 15:00:50,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:50,437 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:50,437 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:50,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-15 15:00:50,437 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:50,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:50,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1453135283, now seen corresponding path program 55 times [2022-03-15 15:00:50,437 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:50,437 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342049070] [2022-03-15 15:00:50,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:50,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:50,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:50,910 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:50,910 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342049070] [2022-03-15 15:00:50,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342049070] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:50,910 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:50,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:50,910 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606510141] [2022-03-15 15:00:50,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:50,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:50,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:50,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:50,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:50,911 INFO L87 Difference]: Start difference. First operand 7020 states and 19434 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:52,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:52,536 INFO L93 Difference]: Finished difference Result 9511 states and 25709 transitions. [2022-03-15 15:00:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:00:52,537 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:52,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:52,550 INFO L225 Difference]: With dead ends: 9511 [2022-03-15 15:00:52,550 INFO L226 Difference]: Without dead ends: 9511 [2022-03-15 15:00:52,550 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 [2022-03-15 15:00:52,550 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1445 mSDsluCounter, 1912 mSDsCounter, 0 mSdLazyCounter, 1761 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1445 SdHoareTripleChecker+Valid, 2218 SdHoareTripleChecker+Invalid, 1924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:52,550 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1445 Valid, 2218 Invalid, 1924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1761 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:00:52,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9511 states. [2022-03-15 15:00:52,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9511 to 7041. [2022-03-15 15:00:52,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7041 states, 7037 states have (on average 2.770498792098906) internal successors, (19496), 7040 states have internal predecessors, (19496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:52,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7041 states to 7041 states and 19496 transitions. [2022-03-15 15:00:52,646 INFO L78 Accepts]: Start accepts. Automaton has 7041 states and 19496 transitions. Word has length 98 [2022-03-15 15:00:52,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:52,646 INFO L470 AbstractCegarLoop]: Abstraction has 7041 states and 19496 transitions. [2022-03-15 15:00:52,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:52,646 INFO L276 IsEmpty]: Start isEmpty. Operand 7041 states and 19496 transitions. [2022-03-15 15:00:52,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:52,651 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:52,651 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:52,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-15 15:00:52,651 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:52,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:52,651 INFO L85 PathProgramCache]: Analyzing trace with hash -400321343, now seen corresponding path program 56 times [2022-03-15 15:00:52,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:52,652 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198105264] [2022-03-15 15:00:52,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:52,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:53,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:53,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:53,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198105264] [2022-03-15 15:00:53,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198105264] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:53,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:53,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:53,109 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131333382] [2022-03-15 15:00:53,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:53,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:53,110 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:53,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:53,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:53,110 INFO L87 Difference]: Start difference. First operand 7041 states and 19496 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:55,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:55,058 INFO L93 Difference]: Finished difference Result 9380 states and 25396 transitions. [2022-03-15 15:00:55,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:00:55,058 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:55,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:55,073 INFO L225 Difference]: With dead ends: 9380 [2022-03-15 15:00:55,073 INFO L226 Difference]: Without dead ends: 9380 [2022-03-15 15:00:55,074 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:00:55,074 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 969 mSDsluCounter, 2132 mSDsCounter, 0 mSdLazyCounter, 1957 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 969 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:55,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [969 Valid, 2444 Invalid, 2108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1957 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:00:55,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9380 states. [2022-03-15 15:00:55,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9380 to 6936. [2022-03-15 15:00:55,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6936 states, 6932 states have (on average 2.767743796884016) internal successors, (19186), 6935 states have internal predecessors, (19186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:55,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6936 states to 6936 states and 19186 transitions. [2022-03-15 15:00:55,171 INFO L78 Accepts]: Start accepts. Automaton has 6936 states and 19186 transitions. Word has length 98 [2022-03-15 15:00:55,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:55,171 INFO L470 AbstractCegarLoop]: Abstraction has 6936 states and 19186 transitions. [2022-03-15 15:00:55,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:55,172 INFO L276 IsEmpty]: Start isEmpty. Operand 6936 states and 19186 transitions. [2022-03-15 15:00:55,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:55,176 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:55,176 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:55,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-15 15:00:55,176 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:55,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:55,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1676121891, now seen corresponding path program 57 times [2022-03-15 15:00:55,177 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:55,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420996635] [2022-03-15 15:00:55,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:55,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:55,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:55,645 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:55,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420996635] [2022-03-15 15:00:55,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420996635] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:55,645 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:55,645 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:55,645 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374394219] [2022-03-15 15:00:55,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:55,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:55,645 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:55,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:55,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:55,646 INFO L87 Difference]: Start difference. First operand 6936 states and 19186 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:57,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:57,037 INFO L93 Difference]: Finished difference Result 8867 states and 23982 transitions. [2022-03-15 15:00:57,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:00:57,038 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:57,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:57,051 INFO L225 Difference]: With dead ends: 8867 [2022-03-15 15:00:57,051 INFO L226 Difference]: Without dead ends: 8867 [2022-03-15 15:00:57,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:00:57,052 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1132 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 1919 SdHoareTripleChecker+Invalid, 1606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:57,052 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 1919 Invalid, 1606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1448 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:00:57,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8867 states. [2022-03-15 15:00:57,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8867 to 6919. [2022-03-15 15:00:57,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6919 states, 6915 states have (on average 2.767317425885756) internal successors, (19136), 6918 states have internal predecessors, (19136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:57,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6919 states to 6919 states and 19136 transitions. [2022-03-15 15:00:57,152 INFO L78 Accepts]: Start accepts. Automaton has 6919 states and 19136 transitions. Word has length 98 [2022-03-15 15:00:57,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:57,152 INFO L470 AbstractCegarLoop]: Abstraction has 6919 states and 19136 transitions. [2022-03-15 15:00:57,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:57,152 INFO L276 IsEmpty]: Start isEmpty. Operand 6919 states and 19136 transitions. [2022-03-15 15:00:57,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:57,157 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:57,157 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:00:57,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-15 15:00:57,158 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:57,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:57,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1970905545, now seen corresponding path program 58 times [2022-03-15 15:00:57,158 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:57,158 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185630196] [2022-03-15 15:00:57,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:57,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:57,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:57,579 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:57,579 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185630196] [2022-03-15 15:00:57,579 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185630196] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:57,579 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:57,579 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:57,579 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332453094] [2022-03-15 15:00:57,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:57,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:57,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:57,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:57,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:57,580 INFO L87 Difference]: Start difference. First operand 6919 states and 19136 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:59,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:00:59,046 INFO L93 Difference]: Finished difference Result 9331 states and 25252 transitions. [2022-03-15 15:00:59,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:00:59,046 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:00:59,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:00:59,061 INFO L225 Difference]: With dead ends: 9331 [2022-03-15 15:00:59,061 INFO L226 Difference]: Without dead ends: 9331 [2022-03-15 15:00:59,061 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:00:59,061 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1444 mSDsluCounter, 1701 mSDsCounter, 0 mSdLazyCounter, 1545 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1444 SdHoareTripleChecker+Valid, 2006 SdHoareTripleChecker+Invalid, 1702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:00:59,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1444 Valid, 2006 Invalid, 1702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1545 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:00:59,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9331 states. [2022-03-15 15:00:59,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9331 to 6961. [2022-03-15 15:00:59,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6961 states, 6957 states have (on average 2.7684346701164295) internal successors, (19260), 6960 states have internal predecessors, (19260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:59,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6961 states to 6961 states and 19260 transitions. [2022-03-15 15:00:59,168 INFO L78 Accepts]: Start accepts. Automaton has 6961 states and 19260 transitions. Word has length 98 [2022-03-15 15:00:59,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:00:59,168 INFO L470 AbstractCegarLoop]: Abstraction has 6961 states and 19260 transitions. [2022-03-15 15:00:59,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:00:59,169 INFO L276 IsEmpty]: Start isEmpty. Operand 6961 states and 19260 transitions. [2022-03-15 15:00:59,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:00:59,174 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:00:59,174 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, 1, 1, 1, 1] [2022-03-15 15:00:59,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-15 15:00:59,174 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:00:59,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:00:59,174 INFO L85 PathProgramCache]: Analyzing trace with hash 115793259, now seen corresponding path program 59 times [2022-03-15 15:00:59,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:00:59,174 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066901480] [2022-03-15 15:00:59,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:00:59,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:00:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:00:59,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:00:59,552 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:00:59,552 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066901480] [2022-03-15 15:00:59,552 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066901480] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:00:59,552 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:00:59,552 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:00:59,552 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872221188] [2022-03-15 15:00:59,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:00:59,552 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:00:59,552 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:00:59,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:00:59,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:00:59,553 INFO L87 Difference]: Start difference. First operand 6961 states and 19260 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:01,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:01,183 INFO L93 Difference]: Finished difference Result 9243 states and 25017 transitions. [2022-03-15 15:01:01,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:01,183 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:01,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:01,197 INFO L225 Difference]: With dead ends: 9243 [2022-03-15 15:01:01,197 INFO L226 Difference]: Without dead ends: 9243 [2022-03-15 15:01:01,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:01,197 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1449 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1449 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:01,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1449 Valid, 2167 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:01:01,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9243 states. [2022-03-15 15:01:01,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9243 to 6982. [2022-03-15 15:01:01,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6982 states, 6978 states have (on average 2.768988248781886) internal successors, (19322), 6981 states have internal predecessors, (19322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6982 states to 6982 states and 19322 transitions. [2022-03-15 15:01:01,290 INFO L78 Accepts]: Start accepts. Automaton has 6982 states and 19322 transitions. Word has length 98 [2022-03-15 15:01:01,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:01,291 INFO L470 AbstractCegarLoop]: Abstraction has 6982 states and 19322 transitions. [2022-03-15 15:01:01,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:01,291 INFO L276 IsEmpty]: Start isEmpty. Operand 6982 states and 19322 transitions. [2022-03-15 15:01:01,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:01,296 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:01,296 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:01,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-15 15:01:01,296 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:01,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:01,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1168607199, now seen corresponding path program 60 times [2022-03-15 15:01:01,296 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:01,296 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424570931] [2022-03-15 15:01:01,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:01,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:01,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:01,748 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:01,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424570931] [2022-03-15 15:01:01,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424570931] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:01,748 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:01,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:01,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265293582] [2022-03-15 15:01:01,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:01,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:01,749 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:01,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:01,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:01,749 INFO L87 Difference]: Start difference. First operand 6982 states and 19322 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:03,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:03,743 INFO L93 Difference]: Finished difference Result 9112 states and 24704 transitions. [2022-03-15 15:01:03,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:03,744 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:03,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:03,758 INFO L225 Difference]: With dead ends: 9112 [2022-03-15 15:01:03,758 INFO L226 Difference]: Without dead ends: 9112 [2022-03-15 15:01:03,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:03,758 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1119 mSDsluCounter, 2329 mSDsCounter, 0 mSdLazyCounter, 2121 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 2643 SdHoareTripleChecker+Invalid, 2269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 2121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:03,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 2643 Invalid, 2269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 2121 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:01:03,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9112 states. [2022-03-15 15:01:03,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9112 to 6877. [2022-03-15 15:01:03,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6877 states, 6873 states have (on average 2.76618652698967) internal successors, (19012), 6876 states have internal predecessors, (19012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:03,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6877 states to 6877 states and 19012 transitions. [2022-03-15 15:01:03,858 INFO L78 Accepts]: Start accepts. Automaton has 6877 states and 19012 transitions. Word has length 98 [2022-03-15 15:01:03,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:03,859 INFO L470 AbstractCegarLoop]: Abstraction has 6877 states and 19012 transitions. [2022-03-15 15:01:03,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:03,859 INFO L276 IsEmpty]: Start isEmpty. Operand 6877 states and 19012 transitions. [2022-03-15 15:01:03,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:03,864 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:03,864 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:03,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-15 15:01:03,864 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:03,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:03,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1237463429, now seen corresponding path program 61 times [2022-03-15 15:01:03,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:03,864 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645716853] [2022-03-15 15:01:03,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:03,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:04,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:04,408 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:04,408 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645716853] [2022-03-15 15:01:04,408 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645716853] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:04,408 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:04,409 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:04,409 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967840280] [2022-03-15 15:01:04,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:04,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:04,409 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:04,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:04,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:04,409 INFO L87 Difference]: Start difference. First operand 6877 states and 19012 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:06,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:06,203 INFO L93 Difference]: Finished difference Result 8768 states and 23736 transitions. [2022-03-15 15:01:06,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:06,203 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:06,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:06,216 INFO L225 Difference]: With dead ends: 8768 [2022-03-15 15:01:06,216 INFO L226 Difference]: Without dead ends: 8768 [2022-03-15 15:01:06,216 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:06,216 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 964 mSDsluCounter, 1960 mSDsCounter, 0 mSdLazyCounter, 1794 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 964 SdHoareTripleChecker+Valid, 2270 SdHoareTripleChecker+Invalid, 1948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:06,217 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [964 Valid, 2270 Invalid, 1948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1794 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:01:06,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8768 states. [2022-03-15 15:01:06,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8768 to 6906. [2022-03-15 15:01:06,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6906 states, 6902 states have (on average 2.7670240509997104) internal successors, (19098), 6905 states have internal predecessors, (19098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:06,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6906 states to 6906 states and 19098 transitions. [2022-03-15 15:01:06,312 INFO L78 Accepts]: Start accepts. Automaton has 6906 states and 19098 transitions. Word has length 98 [2022-03-15 15:01:06,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:06,313 INFO L470 AbstractCegarLoop]: Abstraction has 6906 states and 19098 transitions. [2022-03-15 15:01:06,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:06,313 INFO L276 IsEmpty]: Start isEmpty. Operand 6906 states and 19098 transitions. [2022-03-15 15:01:06,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:06,318 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:06,318 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:06,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-15 15:01:06,318 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:06,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:06,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1902178363, now seen corresponding path program 62 times [2022-03-15 15:01:06,319 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:06,319 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466017674] [2022-03-15 15:01:06,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:06,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:06,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:06,721 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:06,721 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466017674] [2022-03-15 15:01:06,721 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466017674] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:06,721 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:06,721 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:06,721 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747092217] [2022-03-15 15:01:06,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:06,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:06,722 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:06,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:06,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:06,722 INFO L87 Difference]: Start difference. First operand 6906 states and 19098 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:08,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:08,141 INFO L93 Difference]: Finished difference Result 8934 states and 24155 transitions. [2022-03-15 15:01:08,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:08,142 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:08,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:08,155 INFO L225 Difference]: With dead ends: 8934 [2022-03-15 15:01:08,155 INFO L226 Difference]: Without dead ends: 8934 [2022-03-15 15:01:08,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:08,155 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1453 mSDsluCounter, 1563 mSDsCounter, 0 mSdLazyCounter, 1500 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1453 SdHoareTripleChecker+Valid, 1867 SdHoareTripleChecker+Invalid, 1679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:08,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1453 Valid, 1867 Invalid, 1679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1500 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:01:08,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8934 states. [2022-03-15 15:01:08,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8934 to 6927. [2022-03-15 15:01:08,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6927 states, 6923 states have (on average 2.767586306514517) internal successors, (19160), 6926 states have internal predecessors, (19160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:08,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6927 states to 6927 states and 19160 transitions. [2022-03-15 15:01:08,250 INFO L78 Accepts]: Start accepts. Automaton has 6927 states and 19160 transitions. Word has length 98 [2022-03-15 15:01:08,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:08,250 INFO L470 AbstractCegarLoop]: Abstraction has 6927 states and 19160 transitions. [2022-03-15 15:01:08,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:08,250 INFO L276 IsEmpty]: Start isEmpty. Operand 6927 states and 19160 transitions. [2022-03-15 15:01:08,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:08,255 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:08,255 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:08,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-15 15:01:08,256 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:08,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:08,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1339974993, now seen corresponding path program 63 times [2022-03-15 15:01:08,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:08,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679284085] [2022-03-15 15:01:08,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:08,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:08,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:08,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:08,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679284085] [2022-03-15 15:01:08,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679284085] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:08,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:08,692 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:08,692 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77139494] [2022-03-15 15:01:08,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:08,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:08,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:08,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:08,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:08,692 INFO L87 Difference]: Start difference. First operand 6927 states and 19160 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:10,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:10,684 INFO L93 Difference]: Finished difference Result 8990 states and 24319 transitions. [2022-03-15 15:01:10,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:10,684 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:10,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:10,698 INFO L225 Difference]: With dead ends: 8990 [2022-03-15 15:01:10,698 INFO L226 Difference]: Without dead ends: 8990 [2022-03-15 15:01:10,699 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:10,699 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1426 mSDsluCounter, 2370 mSDsCounter, 0 mSdLazyCounter, 2217 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1426 SdHoareTripleChecker+Valid, 2674 SdHoareTripleChecker+Invalid, 2378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 2217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:10,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1426 Valid, 2674 Invalid, 2378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 2217 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:01:10,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8990 states. [2022-03-15 15:01:10,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8990 to 6885. [2022-03-15 15:01:10,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6885 states, 6881 states have (on average 2.7664583636099405) internal successors, (19036), 6884 states have internal predecessors, (19036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:10,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6885 states to 6885 states and 19036 transitions. [2022-03-15 15:01:10,798 INFO L78 Accepts]: Start accepts. Automaton has 6885 states and 19036 transitions. Word has length 98 [2022-03-15 15:01:10,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:10,799 INFO L470 AbstractCegarLoop]: Abstraction has 6885 states and 19036 transitions. [2022-03-15 15:01:10,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:10,799 INFO L276 IsEmpty]: Start isEmpty. Operand 6885 states and 19036 transitions. [2022-03-15 15:01:10,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:10,804 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:10,805 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:10,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-15 15:01:10,805 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:10,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:10,805 INFO L85 PathProgramCache]: Analyzing trace with hash 649442475, now seen corresponding path program 64 times [2022-03-15 15:01:10,805 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:10,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019753890] [2022-03-15 15:01:10,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:10,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:11,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:11,196 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:11,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019753890] [2022-03-15 15:01:11,196 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019753890] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:11,196 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:11,196 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:11,197 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416414334] [2022-03-15 15:01:11,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:11,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:11,197 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:11,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:11,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:11,197 INFO L87 Difference]: Start difference. First operand 6885 states and 19036 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:12,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:12,561 INFO L93 Difference]: Finished difference Result 8586 states and 23202 transitions. [2022-03-15 15:01:12,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:01:12,562 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:12,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:12,574 INFO L225 Difference]: With dead ends: 8586 [2022-03-15 15:01:12,575 INFO L226 Difference]: Without dead ends: 8586 [2022-03-15 15:01:12,575 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:01:12,575 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 1273 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1510 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 1910 SdHoareTripleChecker+Invalid, 1663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:12,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 1910 Invalid, 1663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1510 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:01:12,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8586 states. [2022-03-15 15:01:12,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8586 to 6851. [2022-03-15 15:01:12,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6851 states, 6847 states have (on average 2.765590769680152) internal successors, (18936), 6850 states have internal predecessors, (18936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:12,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6851 states to 6851 states and 18936 transitions. [2022-03-15 15:01:12,673 INFO L78 Accepts]: Start accepts. Automaton has 6851 states and 18936 transitions. Word has length 98 [2022-03-15 15:01:12,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:12,673 INFO L470 AbstractCegarLoop]: Abstraction has 6851 states and 18936 transitions. [2022-03-15 15:01:12,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:12,674 INFO L276 IsEmpty]: Start isEmpty. Operand 6851 states and 18936 transitions. [2022-03-15 15:01:12,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:12,678 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:12,679 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, 1, 1, 1, 1] [2022-03-15 15:01:12,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-15 15:01:12,679 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:12,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:12,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1931938283, now seen corresponding path program 65 times [2022-03-15 15:01:12,679 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:12,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442947305] [2022-03-15 15:01:12,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:12,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:13,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:13,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:13,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442947305] [2022-03-15 15:01:13,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442947305] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:13,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:13,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:13,070 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218607116] [2022-03-15 15:01:13,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:13,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:13,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:13,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:13,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:13,070 INFO L87 Difference]: Start difference. First operand 6851 states and 18936 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:14,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:14,714 INFO L93 Difference]: Finished difference Result 8920 states and 24113 transitions. [2022-03-15 15:01:14,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:14,715 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:14,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:14,729 INFO L225 Difference]: With dead ends: 8920 [2022-03-15 15:01:14,729 INFO L226 Difference]: Without dead ends: 8920 [2022-03-15 15:01:14,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:14,729 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1116 mSDsluCounter, 1957 mSDsCounter, 0 mSdLazyCounter, 1742 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1116 SdHoareTripleChecker+Valid, 2264 SdHoareTripleChecker+Invalid, 1888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:14,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1116 Valid, 2264 Invalid, 1888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1742 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:01:14,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8920 states. [2022-03-15 15:01:14,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8920 to 6872. [2022-03-15 15:01:14,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6872 states, 6868 states have (on average 2.766161910308678) internal successors, (18998), 6871 states have internal predecessors, (18998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:14,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6872 states to 6872 states and 18998 transitions. [2022-03-15 15:01:14,822 INFO L78 Accepts]: Start accepts. Automaton has 6872 states and 18998 transitions. Word has length 98 [2022-03-15 15:01:14,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:14,822 INFO L470 AbstractCegarLoop]: Abstraction has 6872 states and 18998 transitions. [2022-03-15 15:01:14,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:14,823 INFO L276 IsEmpty]: Start isEmpty. Operand 6872 states and 18998 transitions. [2022-03-15 15:01:14,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:14,828 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:14,828 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, 1, 1, 1, 1] [2022-03-15 15:01:14,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-15 15:01:14,828 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:14,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:14,829 INFO L85 PathProgramCache]: Analyzing trace with hash -879124343, now seen corresponding path program 66 times [2022-03-15 15:01:14,829 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:14,829 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831091273] [2022-03-15 15:01:14,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:14,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:15,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:15,286 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:15,286 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831091273] [2022-03-15 15:01:15,286 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831091273] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:15,286 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:15,286 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:15,286 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981541992] [2022-03-15 15:01:15,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:15,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:15,287 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:15,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:15,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:15,287 INFO L87 Difference]: Start difference. First operand 6872 states and 18998 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:17,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:17,074 INFO L93 Difference]: Finished difference Result 8789 states and 23800 transitions. [2022-03-15 15:01:17,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:17,074 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:17,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:17,088 INFO L225 Difference]: With dead ends: 8789 [2022-03-15 15:01:17,088 INFO L226 Difference]: Without dead ends: 8789 [2022-03-15 15:01:17,088 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:17,089 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1099 mSDsluCounter, 2131 mSDsCounter, 0 mSdLazyCounter, 1940 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1099 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1940 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:17,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1099 Valid, 2444 Invalid, 2087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1940 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:01:17,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8789 states. [2022-03-15 15:01:17,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8789 to 6767. [2022-03-15 15:01:17,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6767 states, 6763 states have (on average 2.7632707378382375) internal successors, (18688), 6766 states have internal predecessors, (18688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:17,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6767 states to 6767 states and 18688 transitions. [2022-03-15 15:01:17,181 INFO L78 Accepts]: Start accepts. Automaton has 6767 states and 18688 transitions. Word has length 98 [2022-03-15 15:01:17,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:17,181 INFO L470 AbstractCegarLoop]: Abstraction has 6767 states and 18688 transitions. [2022-03-15 15:01:17,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:17,181 INFO L276 IsEmpty]: Start isEmpty. Operand 6767 states and 18688 transitions. [2022-03-15 15:01:17,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:17,186 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:17,186 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:17,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-15 15:01:17,186 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:17,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:17,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1641352669, now seen corresponding path program 67 times [2022-03-15 15:01:17,187 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:17,187 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630761297] [2022-03-15 15:01:17,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:17,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:17,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:17,752 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:17,752 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630761297] [2022-03-15 15:01:17,752 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630761297] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:17,752 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:17,752 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:17,752 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496577894] [2022-03-15 15:01:17,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:17,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:17,752 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:17,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:17,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:17,753 INFO L87 Difference]: Start difference. First operand 6767 states and 18688 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:19,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:19,500 INFO L93 Difference]: Finished difference Result 8554 states and 23129 transitions. [2022-03-15 15:01:19,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:19,501 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:19,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:19,512 INFO L225 Difference]: With dead ends: 8554 [2022-03-15 15:01:19,512 INFO L226 Difference]: Without dead ends: 8554 [2022-03-15 15:01:19,512 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:19,513 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 975 mSDsluCounter, 1807 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 975 SdHoareTripleChecker+Valid, 2115 SdHoareTripleChecker+Invalid, 1865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:19,513 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [975 Valid, 2115 Invalid, 1865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:01:19,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8554 states. [2022-03-15 15:01:19,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8554 to 6771. [2022-03-15 15:01:19,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6771 states, 6767 states have (on average 2.7634106694251517) internal successors, (18700), 6770 states have internal predecessors, (18700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:19,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6771 states to 6771 states and 18700 transitions. [2022-03-15 15:01:19,603 INFO L78 Accepts]: Start accepts. Automaton has 6771 states and 18700 transitions. Word has length 98 [2022-03-15 15:01:19,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:19,603 INFO L470 AbstractCegarLoop]: Abstraction has 6771 states and 18700 transitions. [2022-03-15 15:01:19,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:19,603 INFO L276 IsEmpty]: Start isEmpty. Operand 6771 states and 18700 transitions. [2022-03-15 15:01:19,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:19,608 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:19,608 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:19,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-15 15:01:19,608 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:19,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:19,608 INFO L85 PathProgramCache]: Analyzing trace with hash 486027165, now seen corresponding path program 68 times [2022-03-15 15:01:19,609 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:19,609 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533458006] [2022-03-15 15:01:19,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:19,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:19,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:19,982 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:19,982 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533458006] [2022-03-15 15:01:19,982 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533458006] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:19,982 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:19,982 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:19,982 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71085075] [2022-03-15 15:01:19,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:19,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:19,983 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:19,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:19,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:19,983 INFO L87 Difference]: Start difference. First operand 6771 states and 18700 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:21,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:21,397 INFO L93 Difference]: Finished difference Result 8351 states and 22533 transitions. [2022-03-15 15:01:21,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:21,398 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:21,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:21,409 INFO L225 Difference]: With dead ends: 8351 [2022-03-15 15:01:21,410 INFO L226 Difference]: Without dead ends: 8351 [2022-03-15 15:01:21,410 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:21,410 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1114 mSDsluCounter, 1563 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1114 SdHoareTripleChecker+Valid, 1865 SdHoareTripleChecker+Invalid, 1647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:21,410 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1114 Valid, 1865 Invalid, 1647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:01:21,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8351 states. [2022-03-15 15:01:21,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8351 to 6754. [2022-03-15 15:01:21,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6754 states, 6750 states have (on average 2.762962962962963) internal successors, (18650), 6753 states have internal predecessors, (18650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:21,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6754 states to 6754 states and 18650 transitions. [2022-03-15 15:01:21,498 INFO L78 Accepts]: Start accepts. Automaton has 6754 states and 18650 transitions. Word has length 98 [2022-03-15 15:01:21,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:21,498 INFO L470 AbstractCegarLoop]: Abstraction has 6754 states and 18650 transitions. [2022-03-15 15:01:21,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:21,499 INFO L276 IsEmpty]: Start isEmpty. Operand 6754 states and 18650 transitions. [2022-03-15 15:01:21,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:21,504 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:21,504 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:21,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-15 15:01:21,504 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:21,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:21,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1538841105, now seen corresponding path program 69 times [2022-03-15 15:01:21,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:21,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206361836] [2022-03-15 15:01:21,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:21,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:21,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:21,934 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:21,935 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206361836] [2022-03-15 15:01:21,935 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206361836] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:21,935 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:21,935 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:21,935 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331639001] [2022-03-15 15:01:21,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:21,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:21,935 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:21,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:21,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:21,936 INFO L87 Difference]: Start difference. First operand 6754 states and 18650 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:23,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:23,597 INFO L93 Difference]: Finished difference Result 8533 states and 23069 transitions. [2022-03-15 15:01:23,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:23,598 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:23,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:23,611 INFO L225 Difference]: With dead ends: 8533 [2022-03-15 15:01:23,611 INFO L226 Difference]: Without dead ends: 8533 [2022-03-15 15:01:23,611 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:23,611 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 956 mSDsluCounter, 1896 mSDsCounter, 0 mSdLazyCounter, 1774 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 956 SdHoareTripleChecker+Valid, 2203 SdHoareTripleChecker+Invalid, 1929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:23,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [956 Valid, 2203 Invalid, 1929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1774 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:01:23,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8533 states. [2022-03-15 15:01:23,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8533 to 6712. [2022-03-15 15:01:23,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6712 states, 6708 states have (on average 2.7617769827072154) internal successors, (18526), 6711 states have internal predecessors, (18526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:23,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6712 states to 6712 states and 18526 transitions. [2022-03-15 15:01:23,705 INFO L78 Accepts]: Start accepts. Automaton has 6712 states and 18526 transitions. Word has length 98 [2022-03-15 15:01:23,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:23,706 INFO L470 AbstractCegarLoop]: Abstraction has 6712 states and 18526 transitions. [2022-03-15 15:01:23,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:23,706 INFO L276 IsEmpty]: Start isEmpty. Operand 6712 states and 18526 transitions. [2022-03-15 15:01:23,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:23,710 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:23,710 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:23,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-15 15:01:23,711 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:23,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:23,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1551324177, now seen corresponding path program 70 times [2022-03-15 15:01:23,711 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:23,711 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107872690] [2022-03-15 15:01:23,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:23,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:24,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:24,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:24,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107872690] [2022-03-15 15:01:24,411 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107872690] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:24,411 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:24,411 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:24,411 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077414954] [2022-03-15 15:01:24,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:24,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:24,411 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:24,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:24,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:24,412 INFO L87 Difference]: Start difference. First operand 6712 states and 18526 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:25,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:25,873 INFO L93 Difference]: Finished difference Result 8049 states and 21708 transitions. [2022-03-15 15:01:25,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:25,873 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:25,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:25,884 INFO L225 Difference]: With dead ends: 8049 [2022-03-15 15:01:25,884 INFO L226 Difference]: Without dead ends: 8049 [2022-03-15 15:01:25,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:25,885 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 960 mSDsluCounter, 1541 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 1853 SdHoareTripleChecker+Invalid, 1638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:25,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 1853 Invalid, 1638 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:01:25,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8049 states. [2022-03-15 15:01:25,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8049 to 6320. [2022-03-15 15:01:25,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6320 states, 6316 states have (on average 2.7495250158328055) internal successors, (17366), 6319 states have internal predecessors, (17366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:25,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6320 states to 6320 states and 17366 transitions. [2022-03-15 15:01:25,973 INFO L78 Accepts]: Start accepts. Automaton has 6320 states and 17366 transitions. Word has length 98 [2022-03-15 15:01:25,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:25,973 INFO L470 AbstractCegarLoop]: Abstraction has 6320 states and 17366 transitions. [2022-03-15 15:01:25,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:25,973 INFO L276 IsEmpty]: Start isEmpty. Operand 6320 states and 17366 transitions. [2022-03-15 15:01:25,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:25,978 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:25,978 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:25,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-15 15:01:25,978 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:25,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:25,978 INFO L85 PathProgramCache]: Analyzing trace with hash -314600621, now seen corresponding path program 73 times [2022-03-15 15:01:25,978 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:25,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863369723] [2022-03-15 15:01:25,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:25,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:26,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:26,311 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:26,311 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863369723] [2022-03-15 15:01:26,311 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863369723] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:26,311 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:26,311 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:26,311 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324491745] [2022-03-15 15:01:26,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:26,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:26,312 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:26,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:26,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:26,312 INFO L87 Difference]: Start difference. First operand 6320 states and 17366 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:28,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:28,022 INFO L93 Difference]: Finished difference Result 7943 states and 21359 transitions. [2022-03-15 15:01:28,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:01:28,022 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:28,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:28,034 INFO L225 Difference]: With dead ends: 7943 [2022-03-15 15:01:28,034 INFO L226 Difference]: Without dead ends: 7943 [2022-03-15 15:01:28,034 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=507, Invalid=975, Unknown=0, NotChecked=0, Total=1482 [2022-03-15 15:01:28,035 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 943 mSDsluCounter, 1795 mSDsCounter, 0 mSdLazyCounter, 1528 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 943 SdHoareTripleChecker+Valid, 2163 SdHoareTripleChecker+Invalid, 1652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:28,035 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [943 Valid, 2163 Invalid, 1652 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1528 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:28,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7943 states. [2022-03-15 15:01:28,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7943 to 6408. [2022-03-15 15:01:28,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6408 states, 6404 states have (on average 2.7520299812617113) internal successors, (17624), 6407 states have internal predecessors, (17624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:28,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6408 states to 6408 states and 17624 transitions. [2022-03-15 15:01:28,118 INFO L78 Accepts]: Start accepts. Automaton has 6408 states and 17624 transitions. Word has length 98 [2022-03-15 15:01:28,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:28,118 INFO L470 AbstractCegarLoop]: Abstraction has 6408 states and 17624 transitions. [2022-03-15 15:01:28,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:28,118 INFO L276 IsEmpty]: Start isEmpty. Operand 6408 states and 17624 transitions. [2022-03-15 15:01:28,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:28,122 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:28,122 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, 1, 1, 1, 1] [2022-03-15 15:01:28,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-15 15:01:28,123 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:28,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:28,123 INFO L85 PathProgramCache]: Analyzing trace with hash -317887241, now seen corresponding path program 74 times [2022-03-15 15:01:28,123 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:28,123 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494319745] [2022-03-15 15:01:28,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:28,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:28,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:28,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:28,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494319745] [2022-03-15 15:01:28,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494319745] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:28,559 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:28,559 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:28,559 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301459660] [2022-03-15 15:01:28,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:28,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:28,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:28,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:28,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:28,560 INFO L87 Difference]: Start difference. First operand 6408 states and 17624 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:30,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:30,529 INFO L93 Difference]: Finished difference Result 7831 states and 21031 transitions. [2022-03-15 15:01:30,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:01:30,530 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:30,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:30,541 INFO L225 Difference]: With dead ends: 7831 [2022-03-15 15:01:30,541 INFO L226 Difference]: Without dead ends: 7831 [2022-03-15 15:01:30,541 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:01:30,542 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1331 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 1935 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1331 SdHoareTripleChecker+Valid, 2415 SdHoareTripleChecker+Invalid, 2104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:30,542 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1331 Valid, 2415 Invalid, 2104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1935 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:01:30,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7831 states. [2022-03-15 15:01:30,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7831 to 6494. [2022-03-15 15:01:30,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6494 states, 6490 states have (on average 2.7543913713405237) internal successors, (17876), 6493 states have internal predecessors, (17876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:30,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6494 states to 6494 states and 17876 transitions. [2022-03-15 15:01:30,620 INFO L78 Accepts]: Start accepts. Automaton has 6494 states and 17876 transitions. Word has length 98 [2022-03-15 15:01:30,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:30,620 INFO L470 AbstractCegarLoop]: Abstraction has 6494 states and 17876 transitions. [2022-03-15 15:01:30,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:30,620 INFO L276 IsEmpty]: Start isEmpty. Operand 6494 states and 17876 transitions. [2022-03-15 15:01:30,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:30,625 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:30,625 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:30,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-15 15:01:30,625 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:30,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:30,625 INFO L85 PathProgramCache]: Analyzing trace with hash -317911421, now seen corresponding path program 75 times [2022-03-15 15:01:30,625 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:30,625 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851784663] [2022-03-15 15:01:30,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:30,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:31,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:31,252 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:31,252 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851784663] [2022-03-15 15:01:31,252 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851784663] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:31,252 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:31,252 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:31,252 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427061789] [2022-03-15 15:01:31,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:31,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:31,252 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:31,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:31,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:31,253 INFO L87 Difference]: Start difference. First operand 6494 states and 17876 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:33,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:33,084 INFO L93 Difference]: Finished difference Result 7915 states and 21305 transitions. [2022-03-15 15:01:33,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:33,085 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:33,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:33,097 INFO L225 Difference]: With dead ends: 7915 [2022-03-15 15:01:33,097 INFO L226 Difference]: Without dead ends: 7915 [2022-03-15 15:01:33,098 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:33,098 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1088 mSDsluCounter, 2044 mSDsCounter, 0 mSdLazyCounter, 1927 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1088 SdHoareTripleChecker+Valid, 2338 SdHoareTripleChecker+Invalid, 2060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:33,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1088 Valid, 2338 Invalid, 2060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1927 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:01:33,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7915 states. [2022-03-15 15:01:33,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7915 to 6452. [2022-03-15 15:01:33,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6452 states, 6448 states have (on average 2.75325682382134) internal successors, (17753), 6451 states have internal predecessors, (17753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:33,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6452 states to 6452 states and 17753 transitions. [2022-03-15 15:01:33,191 INFO L78 Accepts]: Start accepts. Automaton has 6452 states and 17753 transitions. Word has length 98 [2022-03-15 15:01:33,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:33,191 INFO L470 AbstractCegarLoop]: Abstraction has 6452 states and 17753 transitions. [2022-03-15 15:01:33,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:33,192 INFO L276 IsEmpty]: Start isEmpty. Operand 6452 states and 17753 transitions. [2022-03-15 15:01:33,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:33,196 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:33,196 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:33,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-15 15:01:33,197 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:33,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:33,197 INFO L85 PathProgramCache]: Analyzing trace with hash 183943827, now seen corresponding path program 76 times [2022-03-15 15:01:33,197 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:33,197 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180895309] [2022-03-15 15:01:33,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:33,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:33,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:33,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:33,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180895309] [2022-03-15 15:01:33,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180895309] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:33,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:33,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:33,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049570266] [2022-03-15 15:01:33,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:33,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:33,574 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:33,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:33,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:33,575 INFO L87 Difference]: Start difference. First operand 6452 states and 17753 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:35,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:35,084 INFO L93 Difference]: Finished difference Result 7915 states and 21263 transitions. [2022-03-15 15:01:35,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:35,084 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:35,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:35,096 INFO L225 Difference]: With dead ends: 7915 [2022-03-15 15:01:35,096 INFO L226 Difference]: Without dead ends: 7915 [2022-03-15 15:01:35,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:35,096 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1069 mSDsluCounter, 1802 mSDsCounter, 0 mSdLazyCounter, 1638 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1069 SdHoareTripleChecker+Valid, 2091 SdHoareTripleChecker+Invalid, 1765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:35,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1069 Valid, 2091 Invalid, 1765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1638 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:35,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7915 states. [2022-03-15 15:01:35,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7915 to 6466. [2022-03-15 15:01:35,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6466 states, 6462 states have (on average 2.7536366450015475) internal successors, (17794), 6465 states have internal predecessors, (17794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:35,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6466 states to 6466 states and 17794 transitions. [2022-03-15 15:01:35,180 INFO L78 Accepts]: Start accepts. Automaton has 6466 states and 17794 transitions. Word has length 98 [2022-03-15 15:01:35,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:35,180 INFO L470 AbstractCegarLoop]: Abstraction has 6466 states and 17794 transitions. [2022-03-15 15:01:35,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:35,180 INFO L276 IsEmpty]: Start isEmpty. Operand 6466 states and 17794 transitions. [2022-03-15 15:01:35,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:35,186 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:35,186 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:35,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-15 15:01:35,187 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:35,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:35,187 INFO L85 PathProgramCache]: Analyzing trace with hash 793467687, now seen corresponding path program 77 times [2022-03-15 15:01:35,187 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:35,187 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452882663] [2022-03-15 15:01:35,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:35,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:35,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:35,637 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:35,637 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452882663] [2022-03-15 15:01:35,637 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452882663] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:35,637 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:35,637 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:35,637 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184936108] [2022-03-15 15:01:35,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:35,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:35,637 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:35,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:35,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:35,638 INFO L87 Difference]: Start difference. First operand 6466 states and 17794 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:37,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:37,354 INFO L93 Difference]: Finished difference Result 7971 states and 21427 transitions. [2022-03-15 15:01:37,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:37,355 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:37,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:37,368 INFO L225 Difference]: With dead ends: 7971 [2022-03-15 15:01:37,368 INFO L226 Difference]: Without dead ends: 7971 [2022-03-15 15:01:37,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:37,368 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1082 mSDsluCounter, 1791 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1082 SdHoareTripleChecker+Valid, 2093 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:37,369 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1082 Valid, 2093 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:01:37,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7971 states. [2022-03-15 15:01:37,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7971 to 6438. [2022-03-15 15:01:37,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6438 states, 6434 states have (on average 2.7528753497046936) internal successors, (17712), 6437 states have internal predecessors, (17712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:37,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6438 states to 6438 states and 17712 transitions. [2022-03-15 15:01:37,456 INFO L78 Accepts]: Start accepts. Automaton has 6438 states and 17712 transitions. Word has length 98 [2022-03-15 15:01:37,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:37,456 INFO L470 AbstractCegarLoop]: Abstraction has 6438 states and 17712 transitions. [2022-03-15 15:01:37,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:37,457 INFO L276 IsEmpty]: Start isEmpty. Operand 6438 states and 17712 transitions. [2022-03-15 15:01:37,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:37,461 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:37,461 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:37,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-15 15:01:37,461 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:37,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:37,462 INFO L85 PathProgramCache]: Analyzing trace with hash 588303107, now seen corresponding path program 78 times [2022-03-15 15:01:37,462 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:37,462 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243792083] [2022-03-15 15:01:37,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:37,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:37,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:37,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243792083] [2022-03-15 15:01:37,852 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243792083] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:37,852 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:37,852 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:37,852 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135312535] [2022-03-15 15:01:37,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:37,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:37,852 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:37,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:37,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:37,852 INFO L87 Difference]: Start difference. First operand 6438 states and 17712 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:39,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:39,373 INFO L93 Difference]: Finished difference Result 8027 states and 21577 transitions. [2022-03-15 15:01:39,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:01:39,373 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:39,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:39,386 INFO L225 Difference]: With dead ends: 8027 [2022-03-15 15:01:39,386 INFO L226 Difference]: Without dead ends: 8027 [2022-03-15 15:01:39,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:01:39,386 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1088 mSDsluCounter, 1750 mSDsCounter, 0 mSdLazyCounter, 1571 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1088 SdHoareTripleChecker+Valid, 2029 SdHoareTripleChecker+Invalid, 1703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:39,386 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1088 Valid, 2029 Invalid, 1703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1571 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:39,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8027 states. [2022-03-15 15:01:39,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8027 to 6466. [2022-03-15 15:01:39,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6466 states, 6462 states have (on average 2.7536366450015475) internal successors, (17794), 6465 states have internal predecessors, (17794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:39,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6466 states to 6466 states and 17794 transitions. [2022-03-15 15:01:39,477 INFO L78 Accepts]: Start accepts. Automaton has 6466 states and 17794 transitions. Word has length 98 [2022-03-15 15:01:39,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:39,478 INFO L470 AbstractCegarLoop]: Abstraction has 6466 states and 17794 transitions. [2022-03-15 15:01:39,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:39,478 INFO L276 IsEmpty]: Start isEmpty. Operand 6466 states and 17794 transitions. [2022-03-15 15:01:39,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:39,483 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:39,483 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:39,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-15 15:01:39,483 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:39,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:39,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1444799053, now seen corresponding path program 79 times [2022-03-15 15:01:39,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:39,483 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688128770] [2022-03-15 15:01:39,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:39,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:39,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:39,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:39,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688128770] [2022-03-15 15:01:39,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688128770] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:39,883 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:39,883 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:39,883 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892516868] [2022-03-15 15:01:39,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:39,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:39,884 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:39,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:39,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:39,884 INFO L87 Difference]: Start difference. First operand 6466 states and 17794 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:41,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:41,301 INFO L93 Difference]: Finished difference Result 8139 states and 21863 transitions. [2022-03-15 15:01:41,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:41,301 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:41,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:41,314 INFO L225 Difference]: With dead ends: 8139 [2022-03-15 15:01:41,314 INFO L226 Difference]: Without dead ends: 8139 [2022-03-15 15:01:41,314 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 [2022-03-15 15:01:41,314 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1250 mSDsluCounter, 1471 mSDsCounter, 0 mSdLazyCounter, 1388 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1250 SdHoareTripleChecker+Valid, 1765 SdHoareTripleChecker+Invalid, 1534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:41,314 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1250 Valid, 1765 Invalid, 1534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1388 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:01:41,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8139 states. [2022-03-15 15:01:41,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8139 to 6480. [2022-03-15 15:01:41,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.7540148239654108) internal successors, (17835), 6479 states have internal predecessors, (17835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:41,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17835 transitions. [2022-03-15 15:01:41,403 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17835 transitions. Word has length 98 [2022-03-15 15:01:41,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:41,404 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17835 transitions. [2022-03-15 15:01:41,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:41,404 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17835 transitions. [2022-03-15 15:01:41,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:41,408 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:41,408 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:41,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-15 15:01:41,408 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:41,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:41,409 INFO L85 PathProgramCache]: Analyzing trace with hash 2054322913, now seen corresponding path program 80 times [2022-03-15 15:01:41,409 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:41,409 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181731225] [2022-03-15 15:01:41,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:41,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:41,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:41,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:41,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181731225] [2022-03-15 15:01:41,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181731225] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:41,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:41,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:41,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537632520] [2022-03-15 15:01:41,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:41,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:41,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:41,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:41,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:41,905 INFO L87 Difference]: Start difference. First operand 6480 states and 17835 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:43,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:43,582 INFO L93 Difference]: Finished difference Result 8069 states and 21700 transitions. [2022-03-15 15:01:43,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:43,583 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:43,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:43,595 INFO L225 Difference]: With dead ends: 8069 [2022-03-15 15:01:43,596 INFO L226 Difference]: Without dead ends: 8069 [2022-03-15 15:01:43,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:43,596 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1079 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1615 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1079 SdHoareTripleChecker+Valid, 2023 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:43,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1079 Valid, 2023 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1615 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:43,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8069 states. [2022-03-15 15:01:43,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8069 to 6410. [2022-03-15 15:01:43,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6410 states, 6406 states have (on average 2.752107399313144) internal successors, (17630), 6409 states have internal predecessors, (17630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:43,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6410 states to 6410 states and 17630 transitions. [2022-03-15 15:01:43,690 INFO L78 Accepts]: Start accepts. Automaton has 6410 states and 17630 transitions. Word has length 98 [2022-03-15 15:01:43,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:43,690 INFO L470 AbstractCegarLoop]: Abstraction has 6410 states and 17630 transitions. [2022-03-15 15:01:43,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:43,691 INFO L276 IsEmpty]: Start isEmpty. Operand 6410 states and 17630 transitions. [2022-03-15 15:01:43,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:43,696 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:43,696 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:43,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-15 15:01:43,696 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:43,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:43,696 INFO L85 PathProgramCache]: Analyzing trace with hash 2111811, now seen corresponding path program 81 times [2022-03-15 15:01:43,696 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:43,696 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841195892] [2022-03-15 15:01:43,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:43,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:44,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:44,079 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:44,079 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841195892] [2022-03-15 15:01:44,079 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841195892] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:44,080 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:44,080 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:44,080 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674510622] [2022-03-15 15:01:44,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:44,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:44,080 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:44,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:44,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:44,080 INFO L87 Difference]: Start difference. First operand 6410 states and 17630 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:45,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:45,158 INFO L93 Difference]: Finished difference Result 7803 states and 20977 transitions. [2022-03-15 15:01:45,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:01:45,159 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:45,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:45,170 INFO L225 Difference]: With dead ends: 7803 [2022-03-15 15:01:45,170 INFO L226 Difference]: Without dead ends: 7803 [2022-03-15 15:01:45,170 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=285, Invalid=645, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:01:45,170 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 931 mSDsluCounter, 1152 mSDsCounter, 0 mSdLazyCounter, 1047 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 931 SdHoareTripleChecker+Valid, 1429 SdHoareTripleChecker+Invalid, 1171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:45,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [931 Valid, 1429 Invalid, 1171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1047 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:01:45,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7803 states. [2022-03-15 15:01:45,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7803 to 6398. [2022-03-15 15:01:45,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:45,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-15 15:01:45,251 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-15 15:01:45,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:45,252 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-15 15:01:45,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:45,252 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-15 15:01:45,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:45,256 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:45,256 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:45,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-15 15:01:45,256 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:45,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:45,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1266557385, now seen corresponding path program 82 times [2022-03-15 15:01:45,257 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:45,257 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831316148] [2022-03-15 15:01:45,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:45,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:45,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:45,636 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:45,636 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831316148] [2022-03-15 15:01:45,636 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831316148] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:45,637 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:45,637 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:45,637 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248943499] [2022-03-15 15:01:45,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:45,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:45,637 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:45,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:45,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:45,637 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:47,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:47,190 INFO L93 Difference]: Finished difference Result 8027 states and 21577 transitions. [2022-03-15 15:01:47,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:01:47,191 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:47,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:47,203 INFO L225 Difference]: With dead ends: 8027 [2022-03-15 15:01:47,203 INFO L226 Difference]: Without dead ends: 8027 [2022-03-15 15:01:47,203 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:01:47,203 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1088 mSDsluCounter, 1758 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1088 SdHoareTripleChecker+Valid, 2046 SdHoareTripleChecker+Invalid, 1695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:47,203 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1088 Valid, 2046 Invalid, 1695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1560 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:47,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8027 states. [2022-03-15 15:01:47,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8027 to 6398. [2022-03-15 15:01:47,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:47,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-15 15:01:47,285 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-15 15:01:47,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:47,285 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-15 15:01:47,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:47,285 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-15 15:01:47,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:47,289 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:47,290 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, 1, 1, 1, 1] [2022-03-15 15:01:47,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-15 15:01:47,290 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:47,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:47,290 INFO L85 PathProgramCache]: Analyzing trace with hash 2049317227, now seen corresponding path program 83 times [2022-03-15 15:01:47,290 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:47,290 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906196764] [2022-03-15 15:01:47,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:47,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:47,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:47,699 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:47,699 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906196764] [2022-03-15 15:01:47,699 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906196764] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:47,699 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:47,699 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:47,699 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517094420] [2022-03-15 15:01:47,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:47,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:47,700 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:47,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:47,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:47,700 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:49,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:49,118 INFO L93 Difference]: Finished difference Result 7971 states and 21427 transitions. [2022-03-15 15:01:49,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:01:49,119 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:49,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:49,130 INFO L225 Difference]: With dead ends: 7971 [2022-03-15 15:01:49,130 INFO L226 Difference]: Without dead ends: 7971 [2022-03-15 15:01:49,130 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:01:49,130 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1413 mSDsluCounter, 1515 mSDsCounter, 0 mSdLazyCounter, 1430 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 1813 SdHoareTripleChecker+Invalid, 1574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:49,130 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 1813 Invalid, 1574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1430 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:01:49,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7971 states. [2022-03-15 15:01:49,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7971 to 6398. [2022-03-15 15:01:49,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:49,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-03-15 15:01:49,212 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-03-15 15:01:49,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:49,213 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-03-15 15:01:49,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:49,213 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-03-15 15:01:49,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:49,217 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:49,217 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:49,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-15 15:01:49,218 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:49,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:49,218 INFO L85 PathProgramCache]: Analyzing trace with hash -1636126209, now seen corresponding path program 84 times [2022-03-15 15:01:49,218 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:49,218 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615423887] [2022-03-15 15:01:49,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:49,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:49,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:49,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:49,708 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615423887] [2022-03-15 15:01:49,708 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615423887] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:49,708 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:49,708 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:49,708 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767118594] [2022-03-15 15:01:49,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:49,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:49,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:49,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:49,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:49,709 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:51,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:51,192 INFO L93 Difference]: Finished difference Result 7901 states and 21264 transitions. [2022-03-15 15:01:51,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:51,192 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:51,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:51,204 INFO L225 Difference]: With dead ends: 7901 [2022-03-15 15:01:51,204 INFO L226 Difference]: Without dead ends: 7901 [2022-03-15 15:01:51,204 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:51,204 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 1109 mSDsluCounter, 1487 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1109 SdHoareTripleChecker+Valid, 1796 SdHoareTripleChecker+Invalid, 1533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:51,204 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1109 Valid, 1796 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:01:51,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7901 states. [2022-03-15 15:01:51,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7901 to 6286. [2022-03-15 15:01:51,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:51,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-15 15:01:51,292 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-15 15:01:51,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:51,292 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-15 15:01:51,292 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:51,292 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-15 15:01:51,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:51,297 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:51,297 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, 1, 1, 1, 1] [2022-03-15 15:01:51,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-15 15:01:51,297 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:51,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:51,297 INFO L85 PathProgramCache]: Analyzing trace with hash -956201733, now seen corresponding path program 85 times [2022-03-15 15:01:51,297 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:51,297 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132714935] [2022-03-15 15:01:51,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:51,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:51,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:51,632 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:51,632 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132714935] [2022-03-15 15:01:51,632 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132714935] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:51,633 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:51,633 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:51,633 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255207385] [2022-03-15 15:01:51,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:51,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:51,633 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:51,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:51,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:51,633 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:53,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:53,621 INFO L93 Difference]: Finished difference Result 7789 states and 20936 transitions. [2022-03-15 15:01:53,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:01:53,622 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:53,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:53,634 INFO L225 Difference]: With dead ends: 7789 [2022-03-15 15:01:53,634 INFO L226 Difference]: Without dead ends: 7789 [2022-03-15 15:01:53,634 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 [2022-03-15 15:01:53,635 INFO L933 BasicCegarLoop]: 395 mSDtfsCounter, 943 mSDsluCounter, 2044 mSDsCounter, 0 mSdLazyCounter, 1816 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 943 SdHoareTripleChecker+Valid, 2421 SdHoareTripleChecker+Invalid, 1946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:53,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [943 Valid, 2421 Invalid, 1946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1816 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:01:53,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7789 states. [2022-03-15 15:01:53,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7789 to 6350. [2022-03-15 15:01:53,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6350 states, 6346 states have (on average 2.7505515285219038) internal successors, (17455), 6349 states have internal predecessors, (17455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6350 states to 6350 states and 17455 transitions. [2022-03-15 15:01:53,734 INFO L78 Accepts]: Start accepts. Automaton has 6350 states and 17455 transitions. Word has length 98 [2022-03-15 15:01:53,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:53,734 INFO L470 AbstractCegarLoop]: Abstraction has 6350 states and 17455 transitions. [2022-03-15 15:01:53,734 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:53,734 INFO L276 IsEmpty]: Start isEmpty. Operand 6350 states and 17455 transitions. [2022-03-15 15:01:53,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:53,739 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:53,739 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:53,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-15 15:01:53,739 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:53,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:53,740 INFO L85 PathProgramCache]: Analyzing trace with hash -959488353, now seen corresponding path program 86 times [2022-03-15 15:01:53,740 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:53,740 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336564863] [2022-03-15 15:01:53,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:53,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:54,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:54,213 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:54,213 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336564863] [2022-03-15 15:01:54,213 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336564863] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:54,213 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:54,213 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:54,213 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849434104] [2022-03-15 15:01:54,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:54,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:54,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:54,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:54,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:54,214 INFO L87 Difference]: Start difference. First operand 6350 states and 17455 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:55,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:55,836 INFO L93 Difference]: Finished difference Result 7677 states and 20608 transitions. [2022-03-15 15:01:55,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:01:55,837 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:55,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:55,848 INFO L225 Difference]: With dead ends: 7677 [2022-03-15 15:01:55,848 INFO L226 Difference]: Without dead ends: 7677 [2022-03-15 15:01:55,848 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:01:55,848 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1176 mSDsluCounter, 1605 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1176 SdHoareTripleChecker+Valid, 1919 SdHoareTripleChecker+Invalid, 1706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:55,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1176 Valid, 1919 Invalid, 1706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:55,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7677 states. [2022-03-15 15:01:55,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7677 to 6410. [2022-03-15 15:01:55,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6410 states, 6406 states have (on average 2.7522635029659694) internal successors, (17631), 6409 states have internal predecessors, (17631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:55,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6410 states to 6410 states and 17631 transitions. [2022-03-15 15:01:55,931 INFO L78 Accepts]: Start accepts. Automaton has 6410 states and 17631 transitions. Word has length 98 [2022-03-15 15:01:55,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:55,931 INFO L470 AbstractCegarLoop]: Abstraction has 6410 states and 17631 transitions. [2022-03-15 15:01:55,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:55,931 INFO L276 IsEmpty]: Start isEmpty. Operand 6410 states and 17631 transitions. [2022-03-15 15:01:55,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:55,935 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:55,936 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:55,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-15 15:01:55,936 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:55,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:55,936 INFO L85 PathProgramCache]: Analyzing trace with hash -959512533, now seen corresponding path program 87 times [2022-03-15 15:01:55,936 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:55,936 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449084205] [2022-03-15 15:01:55,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:55,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:56,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:56,465 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:56,465 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449084205] [2022-03-15 15:01:56,465 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449084205] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:56,465 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:56,465 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:56,465 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728092780] [2022-03-15 15:01:56,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:56,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:56,465 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:56,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:56,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:56,466 INFO L87 Difference]: Start difference. First operand 6410 states and 17631 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:58,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:01:58,057 INFO L93 Difference]: Finished difference Result 7761 states and 20882 transitions. [2022-03-15 15:01:58,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:01:58,057 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:01:58,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:01:58,069 INFO L225 Difference]: With dead ends: 7761 [2022-03-15 15:01:58,070 INFO L226 Difference]: Without dead ends: 7761 [2022-03-15 15:01:58,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:01:58,070 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1427 mSDsluCounter, 1600 mSDsCounter, 0 mSdLazyCounter, 1591 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1427 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:01:58,070 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1427 Valid, 1896 Invalid, 1749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1591 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:01:58,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7761 states. [2022-03-15 15:01:58,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7761 to 6368. [2022-03-15 15:01:58,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.751099937146449) internal successors, (17508), 6367 states have internal predecessors, (17508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:58,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17508 transitions. [2022-03-15 15:01:58,150 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17508 transitions. Word has length 98 [2022-03-15 15:01:58,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:01:58,150 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17508 transitions. [2022-03-15 15:01:58,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:01:58,151 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17508 transitions. [2022-03-15 15:01:58,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:01:58,156 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:01:58,156 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:01:58,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-15 15:01:58,156 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:01:58,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:01:58,157 INFO L85 PathProgramCache]: Analyzing trace with hash -457657285, now seen corresponding path program 88 times [2022-03-15 15:01:58,157 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:01:58,157 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143226751] [2022-03-15 15:01:58,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:01:58,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:01:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:01:58,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:01:58,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:01:58,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143226751] [2022-03-15 15:01:58,543 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143226751] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:01:58,543 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:01:58,543 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:01:58,543 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255614318] [2022-03-15 15:01:58,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:01:58,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:01:58,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:01:58,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:01:58,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:01:58,544 INFO L87 Difference]: Start difference. First operand 6368 states and 17508 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:00,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:00,057 INFO L93 Difference]: Finished difference Result 7761 states and 20840 transitions. [2022-03-15 15:02:00,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:00,058 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:00,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:00,069 INFO L225 Difference]: With dead ends: 7761 [2022-03-15 15:02:00,069 INFO L226 Difference]: Without dead ends: 7761 [2022-03-15 15:02:00,069 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:00,069 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 946 mSDsluCounter, 1693 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 946 SdHoareTripleChecker+Valid, 1981 SdHoareTripleChecker+Invalid, 1699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:00,070 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [946 Valid, 1981 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1566 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:02:00,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7761 states. [2022-03-15 15:02:00,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7761 to 6382. [2022-03-15 15:02:00,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6382 states, 6378 states have (on average 2.751489495139542) internal successors, (17549), 6381 states have internal predecessors, (17549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:00,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6382 states to 6382 states and 17549 transitions. [2022-03-15 15:02:00,155 INFO L78 Accepts]: Start accepts. Automaton has 6382 states and 17549 transitions. Word has length 98 [2022-03-15 15:02:00,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:00,155 INFO L470 AbstractCegarLoop]: Abstraction has 6382 states and 17549 transitions. [2022-03-15 15:02:00,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:00,155 INFO L276 IsEmpty]: Start isEmpty. Operand 6382 states and 17549 transitions. [2022-03-15 15:02:00,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:02:00,160 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:00,160 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:00,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-15 15:02:00,161 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:00,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:00,161 INFO L85 PathProgramCache]: Analyzing trace with hash 151866575, now seen corresponding path program 89 times [2022-03-15 15:02:00,161 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:00,161 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117566978] [2022-03-15 15:02:00,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:00,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:00,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:00,725 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:00,725 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117566978] [2022-03-15 15:02:00,725 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117566978] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:00,725 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:00,725 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:00,725 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261928593] [2022-03-15 15:02:00,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:00,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:00,726 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:00,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:00,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:00,726 INFO L87 Difference]: Start difference. First operand 6382 states and 17549 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:02,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:02,227 INFO L93 Difference]: Finished difference Result 7817 states and 21004 transitions. [2022-03-15 15:02:02,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:02,227 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:02,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:02,239 INFO L225 Difference]: With dead ends: 7817 [2022-03-15 15:02:02,240 INFO L226 Difference]: Without dead ends: 7817 [2022-03-15 15:02:02,240 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:02,240 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1077 mSDsluCounter, 1547 mSDsCounter, 0 mSdLazyCounter, 1446 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 1847 SdHoareTripleChecker+Invalid, 1590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:02,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1077 Valid, 1847 Invalid, 1590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1446 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:02:02,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7817 states. [2022-03-15 15:02:02,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7817 to 6354. [2022-03-15 15:02:02,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6354 states, 6350 states have (on average 2.7507086614173226) internal successors, (17467), 6353 states have internal predecessors, (17467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:02,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6354 states to 6354 states and 17467 transitions. [2022-03-15 15:02:02,329 INFO L78 Accepts]: Start accepts. Automaton has 6354 states and 17467 transitions. Word has length 98 [2022-03-15 15:02:02,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:02,329 INFO L470 AbstractCegarLoop]: Abstraction has 6354 states and 17467 transitions. [2022-03-15 15:02:02,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:02,329 INFO L276 IsEmpty]: Start isEmpty. Operand 6354 states and 17467 transitions. [2022-03-15 15:02:02,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:02:02,333 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:02,333 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:02,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-15 15:02:02,334 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:02,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:02,334 INFO L85 PathProgramCache]: Analyzing trace with hash -53298005, now seen corresponding path program 90 times [2022-03-15 15:02:02,334 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:02,334 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231302531] [2022-03-15 15:02:02,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:02,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:02,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:02,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:02,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:02,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231302531] [2022-03-15 15:02:02,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231302531] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:02,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:02,733 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:02,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783160117] [2022-03-15 15:02:02,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:02,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:02,733 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:02,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:02,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:02,734 INFO L87 Difference]: Start difference. First operand 6354 states and 17467 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:04,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:04,063 INFO L93 Difference]: Finished difference Result 7593 states and 20390 transitions. [2022-03-15 15:02:04,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:02:04,064 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:04,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:04,076 INFO L225 Difference]: With dead ends: 7593 [2022-03-15 15:02:04,076 INFO L226 Difference]: Without dead ends: 7593 [2022-03-15 15:02:04,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:02:04,076 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 930 mSDsluCounter, 1561 mSDsCounter, 0 mSdLazyCounter, 1406 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 930 SdHoareTripleChecker+Valid, 1840 SdHoareTripleChecker+Invalid, 1533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:04,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [930 Valid, 1840 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1406 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:02:04,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7593 states. [2022-03-15 15:02:04,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7593 to 6330. [2022-03-15 15:02:04,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6330 states, 6326 states have (on average 2.7500790388871326) internal successors, (17397), 6329 states have internal predecessors, (17397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:04,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6330 states to 6330 states and 17397 transitions. [2022-03-15 15:02:04,166 INFO L78 Accepts]: Start accepts. Automaton has 6330 states and 17397 transitions. Word has length 98 [2022-03-15 15:02:04,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:04,167 INFO L470 AbstractCegarLoop]: Abstraction has 6330 states and 17397 transitions. [2022-03-15 15:02:04,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:04,167 INFO L276 IsEmpty]: Start isEmpty. Operand 6330 states and 17397 transitions. [2022-03-15 15:02:04,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:02:04,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:04,172 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, 1, 1, 1, 1] [2022-03-15 15:02:04,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-15 15:02:04,172 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:04,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:04,173 INFO L85 PathProgramCache]: Analyzing trace with hash 803197941, now seen corresponding path program 91 times [2022-03-15 15:02:04,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:04,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146366647] [2022-03-15 15:02:04,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:04,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:04,570 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:04,570 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146366647] [2022-03-15 15:02:04,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146366647] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:04,570 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:04,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:04,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032710605] [2022-03-15 15:02:04,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:04,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:04,570 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:04,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:04,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:04,571 INFO L87 Difference]: Start difference. First operand 6330 states and 17397 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:05,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:05,875 INFO L93 Difference]: Finished difference Result 7761 states and 20840 transitions. [2022-03-15 15:02:05,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:05,875 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:05,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:05,887 INFO L225 Difference]: With dead ends: 7761 [2022-03-15 15:02:05,887 INFO L226 Difference]: Without dead ends: 7761 [2022-03-15 15:02:05,887 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:05,888 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 928 mSDsluCounter, 1378 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 928 SdHoareTripleChecker+Valid, 1672 SdHoareTripleChecker+Invalid, 1389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:05,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [928 Valid, 1672 Invalid, 1389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1257 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:02:05,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7761 states. [2022-03-15 15:02:05,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7761 to 6330. [2022-03-15 15:02:05,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6330 states, 6326 states have (on average 2.7500790388871326) internal successors, (17397), 6329 states have internal predecessors, (17397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:05,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6330 states to 6330 states and 17397 transitions. [2022-03-15 15:02:05,968 INFO L78 Accepts]: Start accepts. Automaton has 6330 states and 17397 transitions. Word has length 98 [2022-03-15 15:02:05,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:05,968 INFO L470 AbstractCegarLoop]: Abstraction has 6330 states and 17397 transitions. [2022-03-15 15:02:05,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:05,968 INFO L276 IsEmpty]: Start isEmpty. Operand 6330 states and 17397 transitions. [2022-03-15 15:02:05,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:02:05,972 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:05,972 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:05,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-15 15:02:05,972 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:05,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:05,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1412721801, now seen corresponding path program 92 times [2022-03-15 15:02:05,973 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:05,973 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248522969] [2022-03-15 15:02:05,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:05,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:06,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:06,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:06,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248522969] [2022-03-15 15:02:06,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248522969] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:06,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:06,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:06,449 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348411634] [2022-03-15 15:02:06,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:06,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:06,449 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:06,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:06,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:06,449 INFO L87 Difference]: Start difference. First operand 6330 states and 17397 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:08,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:08,214 INFO L93 Difference]: Finished difference Result 7691 states and 20677 transitions. [2022-03-15 15:02:08,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:08,214 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:08,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:08,226 INFO L225 Difference]: With dead ends: 7691 [2022-03-15 15:02:08,226 INFO L226 Difference]: Without dead ends: 7691 [2022-03-15 15:02:08,226 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:08,226 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1236 mSDsluCounter, 1956 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1236 SdHoareTripleChecker+Valid, 2254 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:08,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1236 Valid, 2254 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1782 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:02:08,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7691 states. [2022-03-15 15:02:08,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7691 to 6218. [2022-03-15 15:02:08,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6218 states, 6214 states have (on average 2.7468619246861925) internal successors, (17069), 6217 states have internal predecessors, (17069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:08,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 6218 states and 17069 transitions. [2022-03-15 15:02:08,317 INFO L78 Accepts]: Start accepts. Automaton has 6218 states and 17069 transitions. Word has length 98 [2022-03-15 15:02:08,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:08,317 INFO L470 AbstractCegarLoop]: Abstraction has 6218 states and 17069 transitions. [2022-03-15 15:02:08,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:08,317 INFO L276 IsEmpty]: Start isEmpty. Operand 6218 states and 17069 transitions. [2022-03-15 15:02:08,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:02:08,322 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:08,322 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:08,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-15 15:02:08,322 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:08,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:08,322 INFO L85 PathProgramCache]: Analyzing trace with hash -1407942563, now seen corresponding path program 93 times [2022-03-15 15:02:08,323 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:08,323 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061891287] [2022-03-15 15:02:08,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:08,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:08,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:08,649 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:08,649 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061891287] [2022-03-15 15:02:08,649 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061891287] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:08,649 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:08,649 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:08,649 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954427943] [2022-03-15 15:02:08,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:08,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:08,649 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:08,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:08,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:08,650 INFO L87 Difference]: Start difference. First operand 6218 states and 17069 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:10,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:10,815 INFO L93 Difference]: Finished difference Result 7649 states and 20540 transitions. [2022-03-15 15:02:10,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 15:02:10,815 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:10,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:10,827 INFO L225 Difference]: With dead ends: 7649 [2022-03-15 15:02:10,827 INFO L226 Difference]: Without dead ends: 7649 [2022-03-15 15:02:10,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=552, Invalid=1088, Unknown=0, NotChecked=0, Total=1640 [2022-03-15 15:02:10,827 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1315 mSDsluCounter, 2256 mSDsCounter, 0 mSdLazyCounter, 2009 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1315 SdHoareTripleChecker+Valid, 2639 SdHoareTripleChecker+Invalid, 2184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 2009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:10,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1315 Valid, 2639 Invalid, 2184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 2009 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:02:10,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7649 states. [2022-03-15 15:02:10,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7649 to 6264. [2022-03-15 15:02:10,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6264 states, 6260 states have (on average 2.7482428115015973) internal successors, (17204), 6263 states have internal predecessors, (17204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:10,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6264 states to 6264 states and 17204 transitions. [2022-03-15 15:02:10,914 INFO L78 Accepts]: Start accepts. Automaton has 6264 states and 17204 transitions. Word has length 98 [2022-03-15 15:02:10,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:10,914 INFO L470 AbstractCegarLoop]: Abstraction has 6264 states and 17204 transitions. [2022-03-15 15:02:10,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:10,915 INFO L276 IsEmpty]: Start isEmpty. Operand 6264 states and 17204 transitions. [2022-03-15 15:02:10,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:02:10,919 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:10,919 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:10,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-15 15:02:10,919 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:10,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:10,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1411229183, now seen corresponding path program 94 times [2022-03-15 15:02:10,920 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:10,920 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523686580] [2022-03-15 15:02:10,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:10,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:11,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:11,334 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:11,334 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523686580] [2022-03-15 15:02:11,334 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523686580] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:11,334 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:11,334 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:11,334 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691746584] [2022-03-15 15:02:11,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:11,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:11,334 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:11,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:11,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:11,335 INFO L87 Difference]: Start difference. First operand 6264 states and 17204 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:13,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:13,016 INFO L93 Difference]: Finished difference Result 7537 states and 20212 transitions. [2022-03-15 15:02:13,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:02:13,016 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:13,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:13,028 INFO L225 Difference]: With dead ends: 7537 [2022-03-15 15:02:13,028 INFO L226 Difference]: Without dead ends: 7537 [2022-03-15 15:02:13,028 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:02:13,028 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1267 mSDsluCounter, 1823 mSDsCounter, 0 mSdLazyCounter, 1772 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1267 SdHoareTripleChecker+Valid, 2123 SdHoareTripleChecker+Invalid, 1919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:13,028 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1267 Valid, 2123 Invalid, 1919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1772 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:02:13,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7537 states. [2022-03-15 15:02:13,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7537 to 6308. [2022-03-15 15:02:13,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6308 states, 6304 states have (on average 2.749524111675127) internal successors, (17333), 6307 states have internal predecessors, (17333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:13,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6308 states to 6308 states and 17333 transitions. [2022-03-15 15:02:13,116 INFO L78 Accepts]: Start accepts. Automaton has 6308 states and 17333 transitions. Word has length 98 [2022-03-15 15:02:13,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:13,116 INFO L470 AbstractCegarLoop]: Abstraction has 6308 states and 17333 transitions. [2022-03-15 15:02:13,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:13,116 INFO L276 IsEmpty]: Start isEmpty. Operand 6308 states and 17333 transitions. [2022-03-15 15:02:13,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:02:13,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:13,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:13,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-15 15:02:13,121 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:13,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:13,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1411253363, now seen corresponding path program 95 times [2022-03-15 15:02:13,121 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:13,121 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013396363] [2022-03-15 15:02:13,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:13,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:13,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:13,669 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:13,669 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013396363] [2022-03-15 15:02:13,669 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013396363] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:13,669 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:13,669 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:13,669 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151592316] [2022-03-15 15:02:13,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:13,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:13,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:13,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:13,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:13,670 INFO L87 Difference]: Start difference. First operand 6308 states and 17333 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:15,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:15,501 INFO L93 Difference]: Finished difference Result 7621 states and 20486 transitions. [2022-03-15 15:02:15,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:15,502 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:15,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:15,513 INFO L225 Difference]: With dead ends: 7621 [2022-03-15 15:02:15,513 INFO L226 Difference]: Without dead ends: 7621 [2022-03-15 15:02:15,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:15,513 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1072 mSDsluCounter, 1985 mSDsCounter, 0 mSdLazyCounter, 1893 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 2275 SdHoareTripleChecker+Invalid, 2029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:15,513 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1072 Valid, 2275 Invalid, 2029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1893 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:02:15,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7621 states. [2022-03-15 15:02:15,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7621 to 6266. [2022-03-15 15:02:15,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6266 states, 6262 states have (on average 2.748323219418716) internal successors, (17210), 6265 states have internal predecessors, (17210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:15,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6266 states to 6266 states and 17210 transitions. [2022-03-15 15:02:15,589 INFO L78 Accepts]: Start accepts. Automaton has 6266 states and 17210 transitions. Word has length 98 [2022-03-15 15:02:15,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:15,589 INFO L470 AbstractCegarLoop]: Abstraction has 6266 states and 17210 transitions. [2022-03-15 15:02:15,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:15,590 INFO L276 IsEmpty]: Start isEmpty. Operand 6266 states and 17210 transitions. [2022-03-15 15:02:15,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:02:15,594 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:15,594 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:15,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-15 15:02:15,594 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:15,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:15,594 INFO L85 PathProgramCache]: Analyzing trace with hash -909398115, now seen corresponding path program 96 times [2022-03-15 15:02:15,594 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:15,595 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511633114] [2022-03-15 15:02:15,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:15,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:15,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:15,977 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:15,977 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511633114] [2022-03-15 15:02:15,977 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511633114] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:15,977 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:15,977 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:15,978 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742877600] [2022-03-15 15:02:15,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:15,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:15,978 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:15,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:15,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:15,978 INFO L87 Difference]: Start difference. First operand 6266 states and 17210 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:17,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:17,442 INFO L93 Difference]: Finished difference Result 7425 states and 19912 transitions. [2022-03-15 15:02:17,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:17,442 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:17,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:17,453 INFO L225 Difference]: With dead ends: 7425 [2022-03-15 15:02:17,454 INFO L226 Difference]: Without dead ends: 7425 [2022-03-15 15:02:17,454 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 [2022-03-15 15:02:17,454 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1325 mSDsluCounter, 1713 mSDsCounter, 0 mSdLazyCounter, 1586 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 1997 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:17,454 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1325 Valid, 1997 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1586 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:02:17,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7425 states. [2022-03-15 15:02:17,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7425 to 6254. [2022-03-15 15:02:17,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6254 states, 6250 states have (on average 2.748) internal successors, (17175), 6253 states have internal predecessors, (17175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:17,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6254 states to 6254 states and 17175 transitions. [2022-03-15 15:02:17,546 INFO L78 Accepts]: Start accepts. Automaton has 6254 states and 17175 transitions. Word has length 98 [2022-03-15 15:02:17,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:17,546 INFO L470 AbstractCegarLoop]: Abstraction has 6254 states and 17175 transitions. [2022-03-15 15:02:17,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:17,546 INFO L276 IsEmpty]: Start isEmpty. Operand 6254 states and 17175 transitions. [2022-03-15 15:02:17,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:02:17,550 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:17,550 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, 1, 1, 1, 1] [2022-03-15 15:02:17,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-15 15:02:17,550 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:17,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:17,551 INFO L85 PathProgramCache]: Analyzing trace with hash -299874255, now seen corresponding path program 97 times [2022-03-15 15:02:17,551 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:17,551 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468216591] [2022-03-15 15:02:17,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:17,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:18,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:18,027 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:18,027 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468216591] [2022-03-15 15:02:18,027 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468216591] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:18,027 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:18,027 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:18,027 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224587171] [2022-03-15 15:02:18,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:18,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:18,027 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:18,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:18,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:18,028 INFO L87 Difference]: Start difference. First operand 6254 states and 17175 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:19,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:19,691 INFO L93 Difference]: Finished difference Result 7523 states and 20199 transitions. [2022-03-15 15:02:19,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:19,691 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:19,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:19,701 INFO L225 Difference]: With dead ends: 7523 [2022-03-15 15:02:19,702 INFO L226 Difference]: Without dead ends: 7523 [2022-03-15 15:02:19,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:19,702 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1220 mSDsluCounter, 1786 mSDsCounter, 0 mSdLazyCounter, 1650 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 2083 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:19,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 2083 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1650 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:02:19,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7523 states. [2022-03-15 15:02:19,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7523 to 6184. [2022-03-15 15:02:19,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6184 states, 6180 states have (on average 2.7459546925566345) internal successors, (16970), 6183 states have internal predecessors, (16970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:19,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6184 states to 6184 states and 16970 transitions. [2022-03-15 15:02:19,777 INFO L78 Accepts]: Start accepts. Automaton has 6184 states and 16970 transitions. Word has length 98 [2022-03-15 15:02:19,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:19,777 INFO L470 AbstractCegarLoop]: Abstraction has 6184 states and 16970 transitions. [2022-03-15 15:02:19,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:19,777 INFO L276 IsEmpty]: Start isEmpty. Operand 6184 states and 16970 transitions. [2022-03-15 15:02:19,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:02:19,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:19,781 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, 1, 1, 1, 1] [2022-03-15 15:02:19,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-15 15:02:19,781 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:19,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:19,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1105656689, now seen corresponding path program 98 times [2022-03-15 15:02:19,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:19,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969249208] [2022-03-15 15:02:19,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:19,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:20,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:20,139 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:20,139 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969249208] [2022-03-15 15:02:20,139 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969249208] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:20,139 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:20,139 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:20,139 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373619963] [2022-03-15 15:02:20,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:20,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:20,140 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:20,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:20,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:20,140 INFO L87 Difference]: Start difference. First operand 6184 states and 16970 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:21,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:21,993 INFO L93 Difference]: Finished difference Result 7387 states and 19809 transitions. [2022-03-15 15:02:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 15:02:21,993 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:21,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:22,003 INFO L225 Difference]: With dead ends: 7387 [2022-03-15 15:02:22,004 INFO L226 Difference]: Without dead ends: 7387 [2022-03-15 15:02:22,004 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 [2022-03-15 15:02:22,004 INFO L933 BasicCegarLoop]: 413 mSDtfsCounter, 1048 mSDsluCounter, 1845 mSDsCounter, 0 mSdLazyCounter, 1648 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1048 SdHoareTripleChecker+Valid, 2242 SdHoareTripleChecker+Invalid, 1839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:22,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1048 Valid, 2242 Invalid, 1839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1648 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:02:22,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7387 states. [2022-03-15 15:02:22,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7387 to 6164. [2022-03-15 15:02:22,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6164 states, 6160 states have (on average 2.7451298701298703) internal successors, (16910), 6163 states have internal predecessors, (16910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:22,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6164 states to 6164 states and 16910 transitions. [2022-03-15 15:02:22,078 INFO L78 Accepts]: Start accepts. Automaton has 6164 states and 16910 transitions. Word has length 98 [2022-03-15 15:02:22,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:22,078 INFO L470 AbstractCegarLoop]: Abstraction has 6164 states and 16910 transitions. [2022-03-15 15:02:22,078 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:22,078 INFO L276 IsEmpty]: Start isEmpty. Operand 6164 states and 16910 transitions. [2022-03-15 15:02:22,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:02:22,082 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:22,082 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:22,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-15 15:02:22,082 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:22,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:22,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1108943309, now seen corresponding path program 99 times [2022-03-15 15:02:22,083 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:22,083 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42405401] [2022-03-15 15:02:22,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:22,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:22,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:22,556 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:22,556 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42405401] [2022-03-15 15:02:22,556 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42405401] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:22,556 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:22,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:22,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637909271] [2022-03-15 15:02:22,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:22,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:22,556 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:22,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:22,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:22,557 INFO L87 Difference]: Start difference. First operand 6164 states and 16910 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:24,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:24,103 INFO L93 Difference]: Finished difference Result 7359 states and 19727 transitions. [2022-03-15 15:02:24,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:24,103 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:24,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:24,114 INFO L225 Difference]: With dead ends: 7359 [2022-03-15 15:02:24,114 INFO L226 Difference]: Without dead ends: 7359 [2022-03-15 15:02:24,115 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:24,115 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1181 mSDsluCounter, 1608 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1181 SdHoareTripleChecker+Valid, 1900 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:24,115 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1181 Valid, 1900 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:02:24,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7359 states. [2022-03-15 15:02:24,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7359 to 6154. [2022-03-15 15:02:24,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6154 states, 6150 states have (on average 2.7447154471544715) internal successors, (16880), 6153 states have internal predecessors, (16880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:24,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6154 states to 6154 states and 16880 transitions. [2022-03-15 15:02:24,193 INFO L78 Accepts]: Start accepts. Automaton has 6154 states and 16880 transitions. Word has length 98 [2022-03-15 15:02:24,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:24,193 INFO L470 AbstractCegarLoop]: Abstraction has 6154 states and 16880 transitions. [2022-03-15 15:02:24,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:24,193 INFO L276 IsEmpty]: Start isEmpty. Operand 6154 states and 16880 transitions. [2022-03-15 15:02:24,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-15 15:02:24,197 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:24,197 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:24,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-15 15:02:24,198 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:24,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:24,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1108967489, now seen corresponding path program 100 times [2022-03-15 15:02:24,198 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:24,198 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109292679] [2022-03-15 15:02:24,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:24,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:24,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:24,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:24,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109292679] [2022-03-15 15:02:24,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109292679] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:24,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:24,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:24,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023802230] [2022-03-15 15:02:24,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:24,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:24,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:24,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:24,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:24,810 INFO L87 Difference]: Start difference. First operand 6154 states and 16880 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:26,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:26,226 INFO L93 Difference]: Finished difference Result 7247 states and 19427 transitions. [2022-03-15 15:02:26,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:26,226 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-03-15 15:02:26,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:26,237 INFO L225 Difference]: With dead ends: 7247 [2022-03-15 15:02:26,237 INFO L226 Difference]: Without dead ends: 7247 [2022-03-15 15:02:26,237 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:26,237 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1228 mSDsluCounter, 1419 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 1714 SdHoareTripleChecker+Invalid, 1532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:26,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 1714 Invalid, 1532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:02:26,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7247 states. [2022-03-15 15:02:26,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7247 to 5904. [2022-03-15 15:02:26,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5904 states, 5900 states have (on average 2.7366101694915255) internal successors, (16146), 5903 states have internal predecessors, (16146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:26,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 16146 transitions. [2022-03-15 15:02:26,308 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 16146 transitions. Word has length 98 [2022-03-15 15:02:26,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:26,308 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 16146 transitions. [2022-03-15 15:02:26,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:26,309 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 16146 transitions. [2022-03-15 15:02:26,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:26,313 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:26,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:26,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-15 15:02:26,313 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:26,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:26,313 INFO L85 PathProgramCache]: Analyzing trace with hash -705189197, now seen corresponding path program 1 times [2022-03-15 15:02:26,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:26,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185254508] [2022-03-15 15:02:26,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:26,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:27,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:27,072 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:27,072 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185254508] [2022-03-15 15:02:27,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185254508] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:27,072 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:27,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:27,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270523169] [2022-03-15 15:02:27,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:27,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:27,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:27,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:27,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:27,073 INFO L87 Difference]: Start difference. First operand 5904 states and 16146 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:28,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:28,487 INFO L93 Difference]: Finished difference Result 7232 states and 19161 transitions. [2022-03-15 15:02:28,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:28,487 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:28,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:28,498 INFO L225 Difference]: With dead ends: 7232 [2022-03-15 15:02:28,498 INFO L226 Difference]: Without dead ends: 7232 [2022-03-15 15:02:28,498 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:28,499 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1794 mSDsluCounter, 1497 mSDsCounter, 0 mSdLazyCounter, 1224 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1794 SdHoareTripleChecker+Valid, 1778 SdHoareTripleChecker+Invalid, 1429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:28,499 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1794 Valid, 1778 Invalid, 1429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1224 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:02:28,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7232 states. [2022-03-15 15:02:28,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7232 to 6228. [2022-03-15 15:02:28,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6228 states, 6224 states have (on average 2.7429305912596402) internal successors, (17072), 6227 states have internal predecessors, (17072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:28,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6228 states to 6228 states and 17072 transitions. [2022-03-15 15:02:28,573 INFO L78 Accepts]: Start accepts. Automaton has 6228 states and 17072 transitions. Word has length 100 [2022-03-15 15:02:28,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:28,574 INFO L470 AbstractCegarLoop]: Abstraction has 6228 states and 17072 transitions. [2022-03-15 15:02:28,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:28,574 INFO L276 IsEmpty]: Start isEmpty. Operand 6228 states and 17072 transitions. [2022-03-15 15:02:28,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:28,578 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:28,578 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:28,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-15 15:02:28,578 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:28,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:28,579 INFO L85 PathProgramCache]: Analyzing trace with hash 324261659, now seen corresponding path program 2 times [2022-03-15 15:02:28,579 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:28,579 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134428283] [2022-03-15 15:02:28,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:28,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:29,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:29,566 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:29,566 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134428283] [2022-03-15 15:02:29,566 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134428283] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:29,566 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:29,566 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:29,566 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026358428] [2022-03-15 15:02:29,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:29,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:29,567 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:29,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:29,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:29,567 INFO L87 Difference]: Start difference. First operand 6228 states and 17072 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:30,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:30,966 INFO L93 Difference]: Finished difference Result 7220 states and 19145 transitions. [2022-03-15 15:02:30,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:30,966 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:30,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:30,977 INFO L225 Difference]: With dead ends: 7220 [2022-03-15 15:02:30,977 INFO L226 Difference]: Without dead ends: 7220 [2022-03-15 15:02:30,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:30,977 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1707 mSDsluCounter, 1526 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1707 SdHoareTripleChecker+Valid, 1807 SdHoareTripleChecker+Invalid, 1407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:30,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1707 Valid, 1807 Invalid, 1407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1231 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:02:30,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7220 states. [2022-03-15 15:02:31,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7220 to 6270. [2022-03-15 15:02:31,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6270 states, 6266 states have (on average 2.7441749122247048) internal successors, (17195), 6269 states have internal predecessors, (17195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:31,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6270 states to 6270 states and 17195 transitions. [2022-03-15 15:02:31,053 INFO L78 Accepts]: Start accepts. Automaton has 6270 states and 17195 transitions. Word has length 100 [2022-03-15 15:02:31,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:31,053 INFO L470 AbstractCegarLoop]: Abstraction has 6270 states and 17195 transitions. [2022-03-15 15:02:31,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:31,054 INFO L276 IsEmpty]: Start isEmpty. Operand 6270 states and 17195 transitions. [2022-03-15 15:02:31,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:31,058 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:31,058 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:31,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-15 15:02:31,058 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:31,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:31,058 INFO L85 PathProgramCache]: Analyzing trace with hash 300189539, now seen corresponding path program 3 times [2022-03-15 15:02:31,058 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:31,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266134796] [2022-03-15 15:02:31,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:31,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:32,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:32,322 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:32,322 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266134796] [2022-03-15 15:02:32,322 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266134796] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:32,322 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:32,322 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:32,322 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132123520] [2022-03-15 15:02:32,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:32,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:32,323 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:32,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:32,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:32,323 INFO L87 Difference]: Start difference. First operand 6270 states and 17195 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:33,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:33,642 INFO L93 Difference]: Finished difference Result 6687 states and 18015 transitions. [2022-03-15 15:02:33,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:33,642 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:33,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:33,652 INFO L225 Difference]: With dead ends: 6687 [2022-03-15 15:02:33,652 INFO L226 Difference]: Without dead ends: 6687 [2022-03-15 15:02:33,653 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 [2022-03-15 15:02:33,653 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1698 mSDsluCounter, 1449 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 1734 SdHoareTripleChecker+Invalid, 1286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:33,653 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1698 Valid, 1734 Invalid, 1286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1111 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:02:33,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6687 states. [2022-03-15 15:02:33,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6687 to 6312. [2022-03-15 15:02:33,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6312 states, 6308 states have (on average 2.7454026632847177) internal successors, (17318), 6311 states have internal predecessors, (17318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:33,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6312 states to 6312 states and 17318 transitions. [2022-03-15 15:02:33,726 INFO L78 Accepts]: Start accepts. Automaton has 6312 states and 17318 transitions. Word has length 100 [2022-03-15 15:02:33,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:33,726 INFO L470 AbstractCegarLoop]: Abstraction has 6312 states and 17318 transitions. [2022-03-15 15:02:33,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:33,726 INFO L276 IsEmpty]: Start isEmpty. Operand 6312 states and 17318 transitions. [2022-03-15 15:02:33,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:33,731 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:33,731 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:33,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-15 15:02:33,731 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:33,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:33,731 INFO L85 PathProgramCache]: Analyzing trace with hash 422590217, now seen corresponding path program 4 times [2022-03-15 15:02:33,731 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:33,732 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289849721] [2022-03-15 15:02:33,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:33,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:34,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:34,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:34,319 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289849721] [2022-03-15 15:02:34,319 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289849721] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:34,319 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:34,319 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:34,319 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975961654] [2022-03-15 15:02:34,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:34,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:34,319 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:34,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:34,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:34,320 INFO L87 Difference]: Start difference. First operand 6312 states and 17318 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:36,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:36,041 INFO L93 Difference]: Finished difference Result 8337 states and 21791 transitions. [2022-03-15 15:02:36,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:02:36,041 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:36,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:36,054 INFO L225 Difference]: With dead ends: 8337 [2022-03-15 15:02:36,055 INFO L226 Difference]: Without dead ends: 8337 [2022-03-15 15:02:36,055 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 [2022-03-15 15:02:36,055 INFO L933 BasicCegarLoop]: 450 mSDtfsCounter, 1660 mSDsluCounter, 1957 mSDsCounter, 0 mSdLazyCounter, 1723 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1660 SdHoareTripleChecker+Valid, 2352 SdHoareTripleChecker+Invalid, 1924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:36,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1660 Valid, 2352 Invalid, 1924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:02:36,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8337 states. [2022-03-15 15:02:36,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8337 to 6382. [2022-03-15 15:02:36,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6382 states, 6378 states have (on average 2.7474129821260584) internal successors, (17523), 6381 states have internal predecessors, (17523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:36,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6382 states to 6382 states and 17523 transitions. [2022-03-15 15:02:36,155 INFO L78 Accepts]: Start accepts. Automaton has 6382 states and 17523 transitions. Word has length 100 [2022-03-15 15:02:36,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:36,155 INFO L470 AbstractCegarLoop]: Abstraction has 6382 states and 17523 transitions. [2022-03-15 15:02:36,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:36,155 INFO L276 IsEmpty]: Start isEmpty. Operand 6382 states and 17523 transitions. [2022-03-15 15:02:36,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:36,161 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:36,161 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:36,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-15 15:02:36,161 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:36,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:36,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1452041073, now seen corresponding path program 5 times [2022-03-15 15:02:36,161 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:36,161 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489582721] [2022-03-15 15:02:36,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:36,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:37,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:37,149 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:37,149 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489582721] [2022-03-15 15:02:37,149 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489582721] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:37,149 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:37,149 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:37,149 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429570878] [2022-03-15 15:02:37,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:37,149 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:37,149 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:37,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:37,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:37,150 INFO L87 Difference]: Start difference. First operand 6382 states and 17523 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:38,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:38,981 INFO L93 Difference]: Finished difference Result 8421 states and 22023 transitions. [2022-03-15 15:02:38,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:02:38,981 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:38,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:38,994 INFO L225 Difference]: With dead ends: 8421 [2022-03-15 15:02:38,995 INFO L226 Difference]: Without dead ends: 8421 [2022-03-15 15:02:38,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:02:38,995 INFO L933 BasicCegarLoop]: 450 mSDtfsCounter, 1697 mSDsluCounter, 1986 mSDsCounter, 0 mSdLazyCounter, 1692 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1697 SdHoareTripleChecker+Valid, 2380 SdHoareTripleChecker+Invalid, 1935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:38,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1697 Valid, 2380 Invalid, 1935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1692 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:02:39,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8421 states. [2022-03-15 15:02:39,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8421 to 6438. [2022-03-15 15:02:39,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6438 states, 6434 states have (on average 2.748989741995648) internal successors, (17687), 6437 states have internal predecessors, (17687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:39,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6438 states to 6438 states and 17687 transitions. [2022-03-15 15:02:39,129 INFO L78 Accepts]: Start accepts. Automaton has 6438 states and 17687 transitions. Word has length 100 [2022-03-15 15:02:39,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:39,129 INFO L470 AbstractCegarLoop]: Abstraction has 6438 states and 17687 transitions. [2022-03-15 15:02:39,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:39,129 INFO L276 IsEmpty]: Start isEmpty. Operand 6438 states and 17687 transitions. [2022-03-15 15:02:39,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:39,137 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:39,137 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:39,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-15 15:02:39,137 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:39,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:39,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1427968953, now seen corresponding path program 6 times [2022-03-15 15:02:39,138 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:39,138 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032523622] [2022-03-15 15:02:39,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:39,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:40,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:40,204 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:40,204 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032523622] [2022-03-15 15:02:40,204 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032523622] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:40,204 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:40,204 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:40,204 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811196805] [2022-03-15 15:02:40,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:40,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:40,205 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:40,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:40,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:40,205 INFO L87 Difference]: Start difference. First operand 6438 states and 17687 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:41,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:41,793 INFO L93 Difference]: Finished difference Result 8280 states and 21985 transitions. [2022-03-15 15:02:41,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:41,793 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:41,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:41,804 INFO L225 Difference]: With dead ends: 8280 [2022-03-15 15:02:41,805 INFO L226 Difference]: Without dead ends: 8280 [2022-03-15 15:02:41,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:41,805 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1790 mSDsluCounter, 1811 mSDsCounter, 0 mSdLazyCounter, 1484 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1790 SdHoareTripleChecker+Valid, 2149 SdHoareTripleChecker+Invalid, 1697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:41,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1790 Valid, 2149 Invalid, 1697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1484 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:02:41,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8280 states. [2022-03-15 15:02:41,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8280 to 6396. [2022-03-15 15:02:41,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6396 states, 6392 states have (on average 2.7478097622027535) internal successors, (17564), 6395 states have internal predecessors, (17564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:41,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6396 states to 6396 states and 17564 transitions. [2022-03-15 15:02:41,883 INFO L78 Accepts]: Start accepts. Automaton has 6396 states and 17564 transitions. Word has length 100 [2022-03-15 15:02:41,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:41,884 INFO L470 AbstractCegarLoop]: Abstraction has 6396 states and 17564 transitions. [2022-03-15 15:02:41,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:41,884 INFO L276 IsEmpty]: Start isEmpty. Operand 6396 states and 17564 transitions. [2022-03-15 15:02:41,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:41,888 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:41,888 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:41,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-15 15:02:41,888 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:41,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:41,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1620442167, now seen corresponding path program 7 times [2022-03-15 15:02:41,889 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:41,889 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740293175] [2022-03-15 15:02:41,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:41,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:42,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:42,729 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:42,729 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740293175] [2022-03-15 15:02:42,730 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740293175] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:42,730 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:42,730 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:42,730 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140204621] [2022-03-15 15:02:42,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:42,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:42,730 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:42,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:42,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:42,730 INFO L87 Difference]: Start difference. First operand 6396 states and 17564 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:44,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:44,029 INFO L93 Difference]: Finished difference Result 7594 states and 20074 transitions. [2022-03-15 15:02:44,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:02:44,030 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:44,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:44,041 INFO L225 Difference]: With dead ends: 7594 [2022-03-15 15:02:44,041 INFO L226 Difference]: Without dead ends: 7594 [2022-03-15 15:02:44,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:02:44,042 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 1662 mSDsluCounter, 1544 mSDsCounter, 0 mSdLazyCounter, 1239 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1662 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 1382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:44,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1662 Valid, 1886 Invalid, 1382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1239 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:02:44,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7594 states. [2022-03-15 15:02:44,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7594 to 6410. [2022-03-15 15:02:44,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6410 states, 6406 states have (on average 2.748204807992507) internal successors, (17605), 6409 states have internal predecessors, (17605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:44,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6410 states to 6410 states and 17605 transitions. [2022-03-15 15:02:44,130 INFO L78 Accepts]: Start accepts. Automaton has 6410 states and 17605 transitions. Word has length 100 [2022-03-15 15:02:44,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:44,131 INFO L470 AbstractCegarLoop]: Abstraction has 6410 states and 17605 transitions. [2022-03-15 15:02:44,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:44,131 INFO L276 IsEmpty]: Start isEmpty. Operand 6410 states and 17605 transitions. [2022-03-15 15:02:44,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:44,136 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:44,136 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:44,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-15 15:02:44,136 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:44,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:44,136 INFO L85 PathProgramCache]: Analyzing trace with hash 16435037, now seen corresponding path program 8 times [2022-03-15 15:02:44,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:44,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600702168] [2022-03-15 15:02:44,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:44,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:45,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:45,108 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:45,108 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600702168] [2022-03-15 15:02:45,108 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600702168] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:45,108 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:45,108 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:45,108 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737091425] [2022-03-15 15:02:45,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:45,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:45,108 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:45,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:45,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:45,109 INFO L87 Difference]: Start difference. First operand 6410 states and 17605 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:46,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:46,693 INFO L93 Difference]: Finished difference Result 7804 states and 20661 transitions. [2022-03-15 15:02:46,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:46,693 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:46,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:46,704 INFO L225 Difference]: With dead ends: 7804 [2022-03-15 15:02:46,704 INFO L226 Difference]: Without dead ends: 7804 [2022-03-15 15:02:46,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:46,705 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1742 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1742 SdHoareTripleChecker+Valid, 2123 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:46,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1742 Valid, 2123 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:02:46,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7804 states. [2022-03-15 15:02:46,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7804 to 6368. [2022-03-15 15:02:46,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.7470144563167818) internal successors, (17482), 6367 states have internal predecessors, (17482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:46,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17482 transitions. [2022-03-15 15:02:46,780 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17482 transitions. Word has length 100 [2022-03-15 15:02:46,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:46,780 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17482 transitions. [2022-03-15 15:02:46,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:46,780 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17482 transitions. [2022-03-15 15:02:46,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:46,785 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:46,785 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:46,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-15 15:02:46,785 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:46,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:46,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1138460997, now seen corresponding path program 9 times [2022-03-15 15:02:46,785 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:46,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630011101] [2022-03-15 15:02:46,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:46,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:47,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:47,441 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:47,441 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630011101] [2022-03-15 15:02:47,441 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630011101] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:47,441 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:47,441 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:47,441 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075626661] [2022-03-15 15:02:47,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:47,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:47,442 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:47,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:47,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:47,442 INFO L87 Difference]: Start difference. First operand 6368 states and 17482 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:49,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:49,215 INFO L93 Difference]: Finished difference Result 8841 states and 23183 transitions. [2022-03-15 15:02:49,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:02:49,216 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:49,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:49,228 INFO L225 Difference]: With dead ends: 8841 [2022-03-15 15:02:49,228 INFO L226 Difference]: Without dead ends: 8841 [2022-03-15 15:02:49,228 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:02:49,229 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 1499 mSDsluCounter, 1972 mSDsCounter, 0 mSdLazyCounter, 1714 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1499 SdHoareTripleChecker+Valid, 2378 SdHoareTripleChecker+Invalid, 1931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:49,229 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1499 Valid, 2378 Invalid, 1931 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1714 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:02:49,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8841 states. [2022-03-15 15:02:49,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8841 to 6452. [2022-03-15 15:02:49,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6452 states, 6448 states have (on average 2.7493796526054592) internal successors, (17728), 6451 states have internal predecessors, (17728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:49,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6452 states to 6452 states and 17728 transitions. [2022-03-15 15:02:49,309 INFO L78 Accepts]: Start accepts. Automaton has 6452 states and 17728 transitions. Word has length 100 [2022-03-15 15:02:49,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:49,309 INFO L470 AbstractCegarLoop]: Abstraction has 6452 states and 17728 transitions. [2022-03-15 15:02:49,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:49,309 INFO L276 IsEmpty]: Start isEmpty. Operand 6452 states and 17728 transitions. [2022-03-15 15:02:49,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:49,313 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:49,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:49,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-15 15:02:49,314 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:49,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:49,314 INFO L85 PathProgramCache]: Analyzing trace with hash -109010141, now seen corresponding path program 10 times [2022-03-15 15:02:49,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:49,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903084096] [2022-03-15 15:02:49,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:49,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:49,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:50,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:50,176 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:50,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903084096] [2022-03-15 15:02:50,176 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903084096] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:50,176 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:50,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:50,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106584298] [2022-03-15 15:02:50,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:50,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:50,177 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:50,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:50,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:50,177 INFO L87 Difference]: Start difference. First operand 6452 states and 17728 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:51,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:51,670 INFO L93 Difference]: Finished difference Result 8757 states and 22951 transitions. [2022-03-15 15:02:51,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:51,671 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:51,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:51,684 INFO L225 Difference]: With dead ends: 8757 [2022-03-15 15:02:51,684 INFO L226 Difference]: Without dead ends: 8757 [2022-03-15 15:02:51,684 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 [2022-03-15 15:02:51,685 INFO L933 BasicCegarLoop]: 428 mSDtfsCounter, 1932 mSDsluCounter, 1457 mSDsCounter, 0 mSdLazyCounter, 1321 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1932 SdHoareTripleChecker+Valid, 1834 SdHoareTripleChecker+Invalid, 1597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:51,685 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1932 Valid, 1834 Invalid, 1597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1321 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:02:51,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8757 states. [2022-03-15 15:02:51,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8757 to 6494. [2022-03-15 15:02:51,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6494 states, 6490 states have (on average 2.7505392912172573) internal successors, (17851), 6493 states have internal predecessors, (17851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6494 states to 6494 states and 17851 transitions. [2022-03-15 15:02:51,770 INFO L78 Accepts]: Start accepts. Automaton has 6494 states and 17851 transitions. Word has length 100 [2022-03-15 15:02:51,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:51,770 INFO L470 AbstractCegarLoop]: Abstraction has 6494 states and 17851 transitions. [2022-03-15 15:02:51,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:51,771 INFO L276 IsEmpty]: Start isEmpty. Operand 6494 states and 17851 transitions. [2022-03-15 15:02:51,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:51,775 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:51,775 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:51,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-15 15:02:51,775 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:51,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:51,776 INFO L85 PathProgramCache]: Analyzing trace with hash -133082261, now seen corresponding path program 11 times [2022-03-15 15:02:51,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:51,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237525733] [2022-03-15 15:02:51,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:51,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:52,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:52,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237525733] [2022-03-15 15:02:52,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237525733] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:52,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:52,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:52,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331906837] [2022-03-15 15:02:52,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:52,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:52,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:52,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:52,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:52,954 INFO L87 Difference]: Start difference. First operand 6494 states and 17851 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:54,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:54,440 INFO L93 Difference]: Finished difference Result 8224 states and 21821 transitions. [2022-03-15 15:02:54,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:02:54,441 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:54,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:54,452 INFO L225 Difference]: With dead ends: 8224 [2022-03-15 15:02:54,452 INFO L226 Difference]: Without dead ends: 8224 [2022-03-15 15:02:54,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:02:54,452 INFO L933 BasicCegarLoop]: 395 mSDtfsCounter, 1722 mSDsluCounter, 1486 mSDsCounter, 0 mSdLazyCounter, 1266 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1722 SdHoareTripleChecker+Valid, 1832 SdHoareTripleChecker+Invalid, 1448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:54,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1722 Valid, 1832 Invalid, 1448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1266 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:02:54,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8224 states. [2022-03-15 15:02:54,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8224 to 6368. [2022-03-15 15:02:54,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.7470144563167818) internal successors, (17482), 6367 states have internal predecessors, (17482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:54,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17482 transitions. [2022-03-15 15:02:54,526 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17482 transitions. Word has length 100 [2022-03-15 15:02:54,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:54,526 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17482 transitions. [2022-03-15 15:02:54,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:54,527 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17482 transitions. [2022-03-15 15:02:54,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:54,531 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:54,531 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:54,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-15 15:02:54,531 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:54,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:54,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1942916533, now seen corresponding path program 12 times [2022-03-15 15:02:54,532 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:54,532 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267390795] [2022-03-15 15:02:54,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:54,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:55,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:55,080 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:55,080 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267390795] [2022-03-15 15:02:55,080 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267390795] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:55,080 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:55,080 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:55,080 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770221211] [2022-03-15 15:02:55,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:55,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:55,081 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:55,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:55,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:55,081 INFO L87 Difference]: Start difference. First operand 6368 states and 17482 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:56,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:56,899 INFO L93 Difference]: Finished difference Result 8561 states and 22433 transitions. [2022-03-15 15:02:56,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:02:56,899 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:56,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:56,911 INFO L225 Difference]: With dead ends: 8561 [2022-03-15 15:02:56,911 INFO L226 Difference]: Without dead ends: 8561 [2022-03-15 15:02:56,911 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 [2022-03-15 15:02:56,912 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1789 mSDsluCounter, 1929 mSDsCounter, 0 mSdLazyCounter, 1755 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1789 SdHoareTripleChecker+Valid, 2330 SdHoareTripleChecker+Invalid, 2035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:56,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1789 Valid, 2330 Invalid, 2035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1755 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:02:56,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8561 states. [2022-03-15 15:02:56,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8561 to 6480. [2022-03-15 15:02:56,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.750154416306362) internal successors, (17810), 6479 states have internal predecessors, (17810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:56,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17810 transitions. [2022-03-15 15:02:56,991 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17810 transitions. Word has length 100 [2022-03-15 15:02:56,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:56,991 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17810 transitions. [2022-03-15 15:02:56,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:56,992 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17810 transitions. [2022-03-15 15:02:56,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:56,996 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:56,996 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:56,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-15 15:02:56,996 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:56,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:56,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1322599907, now seen corresponding path program 13 times [2022-03-15 15:02:56,997 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:56,997 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040657227] [2022-03-15 15:02:56,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:56,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:02:57,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:02:57,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:02:57,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040657227] [2022-03-15 15:02:57,777 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040657227] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:02:57,777 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:02:57,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:02:57,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277660444] [2022-03-15 15:02:57,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:02:57,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:02:57,778 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:02:57,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:02:57,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:02:57,778 INFO L87 Difference]: Start difference. First operand 6480 states and 17810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:59,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:02:59,490 INFO L93 Difference]: Finished difference Result 8645 states and 22665 transitions. [2022-03-15 15:02:59,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:02:59,490 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:02:59,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:02:59,502 INFO L225 Difference]: With dead ends: 8645 [2022-03-15 15:02:59,502 INFO L226 Difference]: Without dead ends: 8645 [2022-03-15 15:02:59,503 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 [2022-03-15 15:02:59,503 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1780 mSDsluCounter, 1631 mSDsCounter, 0 mSdLazyCounter, 1512 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1780 SdHoareTripleChecker+Valid, 2036 SdHoareTripleChecker+Invalid, 1840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 1512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:02:59,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1780 Valid, 2036 Invalid, 1840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 1512 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:02:59,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8645 states. [2022-03-15 15:02:59,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8645 to 6564. [2022-03-15 15:02:59,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:59,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-03-15 15:02:59,583 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-03-15 15:02:59,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:02:59,583 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-03-15 15:02:59,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:02:59,583 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-03-15 15:02:59,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:02:59,588 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:02:59,588 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:02:59,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-15 15:02:59,589 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:02:59,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:02:59,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1346672027, now seen corresponding path program 14 times [2022-03-15 15:02:59,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:02:59,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195580805] [2022-03-15 15:02:59,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:02:59,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:02:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:00,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:00,671 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:00,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195580805] [2022-03-15 15:03:00,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195580805] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:00,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:00,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:00,672 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186322472] [2022-03-15 15:03:00,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:00,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:00,672 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:00,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:00,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:00,673 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:02,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:02,150 INFO L93 Difference]: Finished difference Result 8504 states and 22627 transitions. [2022-03-15 15:03:02,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:02,151 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:02,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:02,163 INFO L225 Difference]: With dead ends: 8504 [2022-03-15 15:03:02,163 INFO L226 Difference]: Without dead ends: 8504 [2022-03-15 15:03:02,163 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:02,163 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1865 mSDsluCounter, 1330 mSDsCounter, 0 mSdLazyCounter, 1232 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1865 SdHoareTripleChecker+Valid, 1677 SdHoareTripleChecker+Invalid, 1511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 1232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:02,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1865 Valid, 1677 Invalid, 1511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 1232 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:02,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8504 states. [2022-03-15 15:03:02,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8504 to 6522. [2022-03-15 15:03:02,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6522 states, 6518 states have (on average 2.7513040810064435) internal successors, (17933), 6521 states have internal predecessors, (17933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:02,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6522 states to 6522 states and 17933 transitions. [2022-03-15 15:03:02,248 INFO L78 Accepts]: Start accepts. Automaton has 6522 states and 17933 transitions. Word has length 100 [2022-03-15 15:03:02,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:02,249 INFO L470 AbstractCegarLoop]: Abstraction has 6522 states and 17933 transitions. [2022-03-15 15:03:02,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 6522 states and 17933 transitions. [2022-03-15 15:03:02,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:02,254 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:02,254 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:02,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-15 15:03:02,254 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:02,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:02,255 INFO L85 PathProgramCache]: Analyzing trace with hash -100115851, now seen corresponding path program 15 times [2022-03-15 15:03:02,255 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:02,255 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109626939] [2022-03-15 15:03:02,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:02,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:02,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:02,989 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:02,990 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109626939] [2022-03-15 15:03:02,990 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109626939] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:02,990 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:02,990 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:02,990 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955436521] [2022-03-15 15:03:02,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:02,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:02,990 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:02,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:02,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:02,990 INFO L87 Difference]: Start difference. First operand 6522 states and 17933 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:04,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:04,374 INFO L93 Difference]: Finished difference Result 8140 states and 21617 transitions. [2022-03-15 15:03:04,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:04,374 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:04,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:04,386 INFO L225 Difference]: With dead ends: 8140 [2022-03-15 15:03:04,386 INFO L226 Difference]: Without dead ends: 8140 [2022-03-15 15:03:04,386 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 [2022-03-15 15:03:04,386 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1356 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1356 SdHoareTripleChecker+Valid, 1897 SdHoareTripleChecker+Invalid, 1546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:04,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1356 Valid, 1897 Invalid, 1546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:04,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8140 states. [2022-03-15 15:03:04,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8140 to 6536. [2022-03-15 15:03:04,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:04,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-15 15:03:04,464 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-15 15:03:04,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:04,464 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-15 15:03:04,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:04,464 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-15 15:03:04,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:04,469 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:04,469 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:04,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-15 15:03:04,469 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:04,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:04,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1536761353, now seen corresponding path program 16 times [2022-03-15 15:03:04,469 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:04,469 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371837130] [2022-03-15 15:03:04,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:04,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:04,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:05,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:05,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:05,318 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371837130] [2022-03-15 15:03:05,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371837130] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:05,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:05,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:05,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445253003] [2022-03-15 15:03:05,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:05,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:05,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:05,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:05,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:05,319 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:07,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:07,212 INFO L93 Difference]: Finished difference Result 8308 states and 22081 transitions. [2022-03-15 15:03:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:07,212 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:07,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:07,225 INFO L225 Difference]: With dead ends: 8308 [2022-03-15 15:03:07,225 INFO L226 Difference]: Without dead ends: 8308 [2022-03-15 15:03:07,225 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:07,225 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1493 mSDsluCounter, 2152 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1493 SdHoareTripleChecker+Valid, 2502 SdHoareTripleChecker+Invalid, 1998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:07,225 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1493 Valid, 2502 Invalid, 1998 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1792 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:03:07,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8308 states. [2022-03-15 15:03:07,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8308 to 6508. [2022-03-15 15:03:07,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6508 states, 6504 states have (on average 2.7509225092250924) internal successors, (17892), 6507 states have internal predecessors, (17892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:07,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6508 states to 6508 states and 17892 transitions. [2022-03-15 15:03:07,307 INFO L78 Accepts]: Start accepts. Automaton has 6508 states and 17892 transitions. Word has length 100 [2022-03-15 15:03:07,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:07,307 INFO L470 AbstractCegarLoop]: Abstraction has 6508 states and 17892 transitions. [2022-03-15 15:03:07,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:07,307 INFO L276 IsEmpty]: Start isEmpty. Operand 6508 states and 17892 transitions. [2022-03-15 15:03:07,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:07,312 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:07,312 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:07,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-15 15:03:07,312 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:07,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:07,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1942095589, now seen corresponding path program 17 times [2022-03-15 15:03:07,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:07,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793494857] [2022-03-15 15:03:07,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:07,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:08,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:08,117 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:08,117 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793494857] [2022-03-15 15:03:08,117 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793494857] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:08,117 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:08,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:08,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46772791] [2022-03-15 15:03:08,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:08,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:08,117 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:08,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:08,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:08,118 INFO L87 Difference]: Start difference. First operand 6508 states and 17892 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:09,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:09,566 INFO L93 Difference]: Finished difference Result 7804 states and 20675 transitions. [2022-03-15 15:03:09,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:03:09,567 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:09,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:09,578 INFO L225 Difference]: With dead ends: 7804 [2022-03-15 15:03:09,578 INFO L226 Difference]: Without dead ends: 7804 [2022-03-15 15:03:09,578 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:03:09,578 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1285 mSDsluCounter, 1749 mSDsCounter, 0 mSdLazyCounter, 1450 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1285 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 1612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:09,578 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1285 Valid, 2077 Invalid, 1612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1450 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:09,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7804 states. [2022-03-15 15:03:09,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7804 to 6536. [2022-03-15 15:03:09,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:09,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-15 15:03:09,656 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-15 15:03:09,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:09,656 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-15 15:03:09,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:09,656 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-15 15:03:09,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:09,661 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:09,661 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:09,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-15 15:03:09,661 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:09,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:09,661 INFO L85 PathProgramCache]: Analyzing trace with hash 400978863, now seen corresponding path program 18 times [2022-03-15 15:03:09,661 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:09,662 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122973338] [2022-03-15 15:03:09,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:09,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:09,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:10,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:10,546 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:10,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122973338] [2022-03-15 15:03:10,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122973338] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:10,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:10,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:10,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192105600] [2022-03-15 15:03:10,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:10,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:10,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:10,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:10,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:10,547 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:11,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:11,940 INFO L93 Difference]: Finished difference Result 8028 states and 21275 transitions. [2022-03-15 15:03:11,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:11,940 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:11,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:11,952 INFO L225 Difference]: With dead ends: 8028 [2022-03-15 15:03:11,952 INFO L226 Difference]: Without dead ends: 8028 [2022-03-15 15:03:11,952 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:11,952 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1554 mSDsluCounter, 1502 mSDsCounter, 0 mSdLazyCounter, 1285 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1554 SdHoareTripleChecker+Valid, 1843 SdHoareTripleChecker+Invalid, 1513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:11,952 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1554 Valid, 1843 Invalid, 1513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1285 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:11,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8028 states. [2022-03-15 15:03:12,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8028 to 6536. [2022-03-15 15:03:12,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:12,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-15 15:03:12,030 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-15 15:03:12,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:12,030 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-15 15:03:12,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:12,030 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-15 15:03:12,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:12,035 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:12,035 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:12,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-15 15:03:12,035 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:12,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:12,035 INFO L85 PathProgramCache]: Analyzing trace with hash 2037856067, now seen corresponding path program 19 times [2022-03-15 15:03:12,036 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:12,036 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963460110] [2022-03-15 15:03:12,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:12,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:12,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:12,869 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:12,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963460110] [2022-03-15 15:03:12,869 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963460110] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:12,869 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:12,869 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:12,869 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480799471] [2022-03-15 15:03:12,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:12,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:12,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:12,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:12,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:12,870 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:14,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:14,687 INFO L93 Difference]: Finished difference Result 8014 states and 21262 transitions. [2022-03-15 15:03:14,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:14,688 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:14,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:14,699 INFO L225 Difference]: With dead ends: 8014 [2022-03-15 15:03:14,699 INFO L226 Difference]: Without dead ends: 8014 [2022-03-15 15:03:14,699 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:14,700 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 1669 mSDsluCounter, 2019 mSDsCounter, 0 mSdLazyCounter, 1731 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1669 SdHoareTripleChecker+Valid, 2367 SdHoareTripleChecker+Invalid, 1936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:14,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1669 Valid, 2367 Invalid, 1936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1731 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:03:14,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8014 states. [2022-03-15 15:03:14,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8014 to 6480. [2022-03-15 15:03:14,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.750154416306362) internal successors, (17810), 6479 states have internal predecessors, (17810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:14,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17810 transitions. [2022-03-15 15:03:14,777 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17810 transitions. Word has length 100 [2022-03-15 15:03:14,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:14,777 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17810 transitions. [2022-03-15 15:03:14,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:14,777 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17810 transitions. [2022-03-15 15:03:14,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:14,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:14,782 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:14,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-15 15:03:14,782 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:14,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:14,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1899560287, now seen corresponding path program 20 times [2022-03-15 15:03:14,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:14,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652873449] [2022-03-15 15:03:14,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:14,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:15,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:15,444 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:15,444 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652873449] [2022-03-15 15:03:15,444 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652873449] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:15,444 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:15,444 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:15,444 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933631963] [2022-03-15 15:03:15,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:15,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:15,444 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:15,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:15,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:15,445 INFO L87 Difference]: Start difference. First operand 6480 states and 17810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:17,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:17,309 INFO L93 Difference]: Finished difference Result 9149 states and 24043 transitions. [2022-03-15 15:03:17,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:03:17,309 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:17,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:17,323 INFO L225 Difference]: With dead ends: 9149 [2022-03-15 15:03:17,323 INFO L226 Difference]: Without dead ends: 9149 [2022-03-15 15:03:17,323 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=437, Invalid=895, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:03:17,323 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 1444 mSDsluCounter, 1963 mSDsCounter, 0 mSdLazyCounter, 1809 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1444 SdHoareTripleChecker+Valid, 2376 SdHoareTripleChecker+Invalid, 2060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 1809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:17,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1444 Valid, 2376 Invalid, 2060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 1809 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:03:17,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9149 states. [2022-03-15 15:03:17,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9149 to 6550. [2022-03-15 15:03:17,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6550 states, 6546 states have (on average 2.752062328139322) internal successors, (18015), 6549 states have internal predecessors, (18015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:17,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6550 states to 6550 states and 18015 transitions. [2022-03-15 15:03:17,408 INFO L78 Accepts]: Start accepts. Automaton has 6550 states and 18015 transitions. Word has length 100 [2022-03-15 15:03:17,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:17,408 INFO L470 AbstractCegarLoop]: Abstraction has 6550 states and 18015 transitions. [2022-03-15 15:03:17,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:17,408 INFO L276 IsEmpty]: Start isEmpty. Operand 6550 states and 18015 transitions. [2022-03-15 15:03:17,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:17,413 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:17,413 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:17,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-15 15:03:17,413 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:17,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:17,413 INFO L85 PathProgramCache]: Analyzing trace with hash -870109431, now seen corresponding path program 21 times [2022-03-15 15:03:17,413 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:17,413 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073143613] [2022-03-15 15:03:17,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:17,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:18,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:18,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:18,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073143613] [2022-03-15 15:03:18,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073143613] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:18,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:18,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:18,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834524607] [2022-03-15 15:03:18,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:18,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:18,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:18,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:18,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:18,209 INFO L87 Difference]: Start difference. First operand 6550 states and 18015 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:19,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:19,888 INFO L93 Difference]: Finished difference Result 8813 states and 23115 transitions. [2022-03-15 15:03:19,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:03:19,888 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:19,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:19,901 INFO L225 Difference]: With dead ends: 8813 [2022-03-15 15:03:19,901 INFO L226 Difference]: Without dead ends: 8813 [2022-03-15 15:03:19,901 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:03:19,901 INFO L933 BasicCegarLoop]: 426 mSDtfsCounter, 1538 mSDsluCounter, 1686 mSDsCounter, 0 mSdLazyCounter, 1523 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1538 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 1819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:19,902 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1538 Valid, 2077 Invalid, 1819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1523 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:03:19,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8813 states. [2022-03-15 15:03:19,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8813 to 6606. [2022-03-15 15:03:19,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6606 states, 6602 states have (on average 2.7535595274159346) internal successors, (18179), 6605 states have internal predecessors, (18179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:19,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6606 states to 6606 states and 18179 transitions. [2022-03-15 15:03:19,985 INFO L78 Accepts]: Start accepts. Automaton has 6606 states and 18179 transitions. Word has length 100 [2022-03-15 15:03:19,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:19,985 INFO L470 AbstractCegarLoop]: Abstraction has 6606 states and 18179 transitions. [2022-03-15 15:03:19,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:19,985 INFO L276 IsEmpty]: Start isEmpty. Operand 6606 states and 18179 transitions. [2022-03-15 15:03:19,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:19,989 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:19,989 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:19,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-15 15:03:19,990 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:19,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:19,990 INFO L85 PathProgramCache]: Analyzing trace with hash -894181551, now seen corresponding path program 22 times [2022-03-15 15:03:19,990 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:19,990 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65690373] [2022-03-15 15:03:19,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:19,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:21,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:21,002 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:21,002 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65690373] [2022-03-15 15:03:21,002 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65690373] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:21,002 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:21,002 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:21,002 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669038179] [2022-03-15 15:03:21,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:21,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:21,002 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:21,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:21,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:21,003 INFO L87 Difference]: Start difference. First operand 6606 states and 18179 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:22,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:22,794 INFO L93 Difference]: Finished difference Result 8672 states and 23077 transitions. [2022-03-15 15:03:22,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:22,794 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:22,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:22,806 INFO L225 Difference]: With dead ends: 8672 [2022-03-15 15:03:22,806 INFO L226 Difference]: Without dead ends: 8672 [2022-03-15 15:03:22,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:22,807 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 1581 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 1763 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 2287 SdHoareTripleChecker+Invalid, 1949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 1763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:22,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 2287 Invalid, 1949 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 1763 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:03:22,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8672 states. [2022-03-15 15:03:22,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8672 to 6564. [2022-03-15 15:03:22,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:22,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-03-15 15:03:22,888 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-03-15 15:03:22,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:22,888 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-03-15 15:03:22,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:22,888 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-03-15 15:03:22,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:22,892 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:22,892 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:22,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-15 15:03:22,893 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:22,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:22,893 INFO L85 PathProgramCache]: Analyzing trace with hash 352374625, now seen corresponding path program 23 times [2022-03-15 15:03:22,893 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:22,893 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438671635] [2022-03-15 15:03:22,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:22,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:23,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:23,619 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:23,619 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438671635] [2022-03-15 15:03:23,619 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438671635] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:23,619 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:23,619 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:23,619 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623309378] [2022-03-15 15:03:23,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:23,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:23,620 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:23,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:23,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:23,620 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:25,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:25,068 INFO L93 Difference]: Finished difference Result 8112 states and 21535 transitions. [2022-03-15 15:03:25,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:25,069 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:25,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:25,084 INFO L225 Difference]: With dead ends: 8112 [2022-03-15 15:03:25,084 INFO L226 Difference]: Without dead ends: 8112 [2022-03-15 15:03:25,084 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:25,085 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1440 mSDsluCounter, 1641 mSDsCounter, 0 mSdLazyCounter, 1440 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1440 SdHoareTripleChecker+Valid, 1976 SdHoareTripleChecker+Invalid, 1613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 1440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:25,085 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1440 Valid, 1976 Invalid, 1613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 1440 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:03:25,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8112 states. [2022-03-15 15:03:25,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8112 to 6564. [2022-03-15 15:03:25,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:25,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-03-15 15:03:25,206 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-03-15 15:03:25,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:25,207 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-03-15 15:03:25,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:25,207 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-03-15 15:03:25,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:25,213 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:25,214 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:25,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-15 15:03:25,214 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:25,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:25,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1989251829, now seen corresponding path program 24 times [2022-03-15 15:03:25,214 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:25,214 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635972838] [2022-03-15 15:03:25,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:25,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:26,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:26,126 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:26,127 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635972838] [2022-03-15 15:03:26,127 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635972838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:26,127 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:26,127 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:26,127 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825575729] [2022-03-15 15:03:26,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:26,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:26,127 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:26,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:26,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:26,127 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:27,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:27,959 INFO L93 Difference]: Finished difference Result 8322 states and 22122 transitions. [2022-03-15 15:03:27,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:27,959 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:27,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:27,971 INFO L225 Difference]: With dead ends: 8322 [2022-03-15 15:03:27,971 INFO L226 Difference]: Without dead ends: 8322 [2022-03-15 15:03:27,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:27,972 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1678 mSDsluCounter, 2034 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1678 SdHoareTripleChecker+Valid, 2379 SdHoareTripleChecker+Invalid, 1993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:27,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1678 Valid, 2379 Invalid, 1993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 1782 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:03:27,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8322 states. [2022-03-15 15:03:28,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8322 to 6494. [2022-03-15 15:03:28,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6494 states, 6490 states have (on average 2.7505392912172573) internal successors, (17851), 6493 states have internal predecessors, (17851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:28,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6494 states to 6494 states and 17851 transitions. [2022-03-15 15:03:28,054 INFO L78 Accepts]: Start accepts. Automaton has 6494 states and 17851 transitions. Word has length 100 [2022-03-15 15:03:28,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:28,055 INFO L470 AbstractCegarLoop]: Abstraction has 6494 states and 17851 transitions. [2022-03-15 15:03:28,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:28,055 INFO L276 IsEmpty]: Start isEmpty. Operand 6494 states and 17851 transitions. [2022-03-15 15:03:28,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:28,059 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:28,059 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:28,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-15 15:03:28,060 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:28,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:28,060 INFO L85 PathProgramCache]: Analyzing trace with hash 834355795, now seen corresponding path program 25 times [2022-03-15 15:03:28,060 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:28,060 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075633583] [2022-03-15 15:03:28,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:28,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:28,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:28,749 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:28,749 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075633583] [2022-03-15 15:03:28,749 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075633583] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:28,749 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:28,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:28,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625349469] [2022-03-15 15:03:28,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:28,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:28,749 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:28,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:28,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:28,750 INFO L87 Difference]: Start difference. First operand 6494 states and 17851 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:30,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:30,389 INFO L93 Difference]: Finished difference Result 9023 states and 23702 transitions. [2022-03-15 15:03:30,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:03:30,390 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:30,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:30,402 INFO L225 Difference]: With dead ends: 9023 [2022-03-15 15:03:30,402 INFO L226 Difference]: Without dead ends: 9023 [2022-03-15 15:03:30,403 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 [2022-03-15 15:03:30,403 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 1945 mSDsluCounter, 1442 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1945 SdHoareTripleChecker+Valid, 1872 SdHoareTripleChecker+Invalid, 1745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:30,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1945 Valid, 1872 Invalid, 1745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:03:30,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9023 states. [2022-03-15 15:03:30,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9023 to 6578. [2022-03-15 15:03:30,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6578 states, 6574 states have (on average 2.752814116215394) internal successors, (18097), 6577 states have internal predecessors, (18097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:30,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6578 states to 6578 states and 18097 transitions. [2022-03-15 15:03:30,485 INFO L78 Accepts]: Start accepts. Automaton has 6578 states and 18097 transitions. Word has length 100 [2022-03-15 15:03:30,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:30,485 INFO L470 AbstractCegarLoop]: Abstraction has 6578 states and 18097 transitions. [2022-03-15 15:03:30,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:30,485 INFO L276 IsEmpty]: Start isEmpty. Operand 6578 states and 18097 transitions. [2022-03-15 15:03:30,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:30,490 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:30,490 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:30,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-15 15:03:30,490 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:30,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:30,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1863806651, now seen corresponding path program 26 times [2022-03-15 15:03:30,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:30,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348845809] [2022-03-15 15:03:30,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:30,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:31,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:31,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:31,318 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348845809] [2022-03-15 15:03:31,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348845809] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:31,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:31,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:31,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586647172] [2022-03-15 15:03:31,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:31,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:31,319 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:31,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:31,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:31,319 INFO L87 Difference]: Start difference. First operand 6578 states and 18097 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:33,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:33,123 INFO L93 Difference]: Finished difference Result 8939 states and 23470 transitions. [2022-03-15 15:03:33,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:33,123 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:33,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:33,136 INFO L225 Difference]: With dead ends: 8939 [2022-03-15 15:03:33,136 INFO L226 Difference]: Without dead ends: 8939 [2022-03-15 15:03:33,136 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:33,136 INFO L933 BasicCegarLoop]: 414 mSDtfsCounter, 1807 mSDsluCounter, 1890 mSDsCounter, 0 mSdLazyCounter, 1726 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1807 SdHoareTripleChecker+Valid, 2266 SdHoareTripleChecker+Invalid, 2016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:33,137 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1807 Valid, 2266 Invalid, 2016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1726 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:03:33,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8939 states. [2022-03-15 15:03:33,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8939 to 6620. [2022-03-15 15:03:33,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:33,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-03-15 15:03:33,219 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-03-15 15:03:33,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:33,219 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-03-15 15:03:33,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:33,219 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-03-15 15:03:33,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:33,224 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:33,224 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:33,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-15 15:03:33,224 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:33,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:33,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1839734531, now seen corresponding path program 27 times [2022-03-15 15:03:33,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:33,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717945982] [2022-03-15 15:03:33,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:33,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:34,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:34,556 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:34,556 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717945982] [2022-03-15 15:03:34,556 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717945982] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:34,556 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:34,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:34,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873442234] [2022-03-15 15:03:34,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:34,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:34,557 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:34,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:34,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:34,557 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:36,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:36,262 INFO L93 Difference]: Finished difference Result 8406 states and 22340 transitions. [2022-03-15 15:03:36,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:36,263 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:36,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:36,275 INFO L225 Difference]: With dead ends: 8406 [2022-03-15 15:03:36,275 INFO L226 Difference]: Without dead ends: 8406 [2022-03-15 15:03:36,275 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:36,275 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1446 mSDsluCounter, 1804 mSDsCounter, 0 mSdLazyCounter, 1571 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 2151 SdHoareTripleChecker+Invalid, 1752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:36,275 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1446 Valid, 2151 Invalid, 1752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1571 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:03:36,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8406 states. [2022-03-15 15:03:36,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8406 to 6480. [2022-03-15 15:03:36,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.750154416306362) internal successors, (17810), 6479 states have internal predecessors, (17810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:36,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17810 transitions. [2022-03-15 15:03:36,355 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17810 transitions. Word has length 100 [2022-03-15 15:03:36,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:36,355 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17810 transitions. [2022-03-15 15:03:36,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:36,355 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17810 transitions. [2022-03-15 15:03:36,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:36,360 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:36,360 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:36,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-15 15:03:36,360 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:36,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:36,360 INFO L85 PathProgramCache]: Analyzing trace with hash 937997335, now seen corresponding path program 28 times [2022-03-15 15:03:36,361 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:36,361 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006968282] [2022-03-15 15:03:36,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:36,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:36,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:36,991 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:36,991 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006968282] [2022-03-15 15:03:36,991 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006968282] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:36,991 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:36,991 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:36,991 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98265198] [2022-03-15 15:03:36,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:36,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:36,992 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:36,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:36,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:36,992 INFO L87 Difference]: Start difference. First operand 6480 states and 17810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:38,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:38,856 INFO L93 Difference]: Finished difference Result 8841 states and 23225 transitions. [2022-03-15 15:03:38,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:03:38,856 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:38,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:38,869 INFO L225 Difference]: With dead ends: 8841 [2022-03-15 15:03:38,869 INFO L226 Difference]: Without dead ends: 8841 [2022-03-15 15:03:38,870 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:03:38,870 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1557 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 1633 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 2152 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 1633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:38,870 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1557 Valid, 2152 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 1633 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:03:38,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8841 states. [2022-03-15 15:03:38,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8841 to 6592. [2022-03-15 15:03:38,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6592 states, 6588 states have (on average 2.7531876138433518) internal successors, (18138), 6591 states have internal predecessors, (18138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:38,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6592 states to 6592 states and 18138 transitions. [2022-03-15 15:03:38,963 INFO L78 Accepts]: Start accepts. Automaton has 6592 states and 18138 transitions. Word has length 100 [2022-03-15 15:03:38,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:38,963 INFO L470 AbstractCegarLoop]: Abstraction has 6592 states and 18138 transitions. [2022-03-15 15:03:38,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:38,963 INFO L276 IsEmpty]: Start isEmpty. Operand 6592 states and 18138 transitions. [2022-03-15 15:03:38,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:38,968 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:38,969 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:38,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-15 15:03:38,969 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:38,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:38,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1967448191, now seen corresponding path program 29 times [2022-03-15 15:03:38,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:38,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691542693] [2022-03-15 15:03:38,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:38,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:39,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:39,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:39,721 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691542693] [2022-03-15 15:03:39,721 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691542693] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:39,721 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:39,721 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:39,721 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264415423] [2022-03-15 15:03:39,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:39,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:39,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:39,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:39,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:39,722 INFO L87 Difference]: Start difference. First operand 6592 states and 18138 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:41,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:41,856 INFO L93 Difference]: Finished difference Result 8925 states and 23457 transitions. [2022-03-15 15:03:41,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:03:41,856 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:41,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:41,869 INFO L225 Difference]: With dead ends: 8925 [2022-03-15 15:03:41,869 INFO L226 Difference]: Without dead ends: 8925 [2022-03-15 15:03:41,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:03:41,869 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1608 mSDsluCounter, 2145 mSDsCounter, 0 mSdLazyCounter, 1967 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 2558 SdHoareTripleChecker+Invalid, 2272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 1967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:41,869 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 2558 Invalid, 2272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 1967 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:03:41,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8925 states. [2022-03-15 15:03:41,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8925 to 6690. [2022-03-15 15:03:41,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 6686 states have (on average 2.7557583009273108) internal successors, (18425), 6689 states have internal predecessors, (18425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:41,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 18425 transitions. [2022-03-15 15:03:41,960 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 18425 transitions. Word has length 100 [2022-03-15 15:03:41,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:41,960 INFO L470 AbstractCegarLoop]: Abstraction has 6690 states and 18425 transitions. [2022-03-15 15:03:41,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:41,960 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 18425 transitions. [2022-03-15 15:03:41,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:41,965 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:41,965 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:41,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-15 15:03:41,965 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:41,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:41,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1943376071, now seen corresponding path program 30 times [2022-03-15 15:03:41,966 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:41,966 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792382867] [2022-03-15 15:03:41,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:41,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:42,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:42,995 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:42,995 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792382867] [2022-03-15 15:03:42,995 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792382867] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:42,995 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:42,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:42,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180503705] [2022-03-15 15:03:42,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:42,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:42,995 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:42,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:42,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:42,996 INFO L87 Difference]: Start difference. First operand 6690 states and 18425 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:44,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:44,773 INFO L93 Difference]: Finished difference Result 8784 states and 23419 transitions. [2022-03-15 15:03:44,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:44,773 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:44,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:44,786 INFO L225 Difference]: With dead ends: 8784 [2022-03-15 15:03:44,786 INFO L226 Difference]: Without dead ends: 8784 [2022-03-15 15:03:44,786 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:44,786 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1507 mSDsluCounter, 1718 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:44,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 2061 Invalid, 1839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:03:44,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8784 states. [2022-03-15 15:03:44,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8784 to 6648. [2022-03-15 15:03:44,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:44,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-03-15 15:03:44,869 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-03-15 15:03:44,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:44,869 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-03-15 15:03:44,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:44,870 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-03-15 15:03:44,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:44,874 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:44,874 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:44,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-15 15:03:44,874 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:44,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:44,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1105035049, now seen corresponding path program 31 times [2022-03-15 15:03:44,875 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:44,875 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590511649] [2022-03-15 15:03:44,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:44,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:45,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:45,688 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:45,688 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590511649] [2022-03-15 15:03:45,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590511649] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:45,688 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:45,688 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:45,688 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349650356] [2022-03-15 15:03:45,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:45,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:45,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:45,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:45,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:45,689 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:47,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:47,417 INFO L93 Difference]: Finished difference Result 8420 states and 22409 transitions. [2022-03-15 15:03:47,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:47,418 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:47,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:47,428 INFO L225 Difference]: With dead ends: 8420 [2022-03-15 15:03:47,428 INFO L226 Difference]: Without dead ends: 8420 [2022-03-15 15:03:47,429 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:47,429 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1425 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1675 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1425 SdHoareTripleChecker+Valid, 2229 SdHoareTripleChecker+Invalid, 1906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 1675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:47,429 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1425 Valid, 2229 Invalid, 1906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 1675 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:03:47,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8420 states. [2022-03-15 15:03:47,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8420 to 6662. [2022-03-15 15:03:47,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6662 states, 6658 states have (on average 2.755031541003304) internal successors, (18343), 6661 states have internal predecessors, (18343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:47,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 6662 states and 18343 transitions. [2022-03-15 15:03:47,506 INFO L78 Accepts]: Start accepts. Automaton has 6662 states and 18343 transitions. Word has length 100 [2022-03-15 15:03:47,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:47,506 INFO L470 AbstractCegarLoop]: Abstraction has 6662 states and 18343 transitions. [2022-03-15 15:03:47,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:47,506 INFO L276 IsEmpty]: Start isEmpty. Operand 6662 states and 18343 transitions. [2022-03-15 15:03:47,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:47,511 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:47,511 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:47,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-15 15:03:47,511 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:47,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:47,512 INFO L85 PathProgramCache]: Analyzing trace with hash 531842155, now seen corresponding path program 32 times [2022-03-15 15:03:47,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:47,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93860254] [2022-03-15 15:03:47,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:47,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:48,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:48,381 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:48,381 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93860254] [2022-03-15 15:03:48,382 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93860254] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:48,382 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:48,382 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:48,382 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392983377] [2022-03-15 15:03:48,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:48,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:48,382 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:48,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:48,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:48,382 INFO L87 Difference]: Start difference. First operand 6662 states and 18343 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:50,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:50,153 INFO L93 Difference]: Finished difference Result 8588 states and 22873 transitions. [2022-03-15 15:03:50,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:50,153 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:50,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:50,166 INFO L225 Difference]: With dead ends: 8588 [2022-03-15 15:03:50,166 INFO L226 Difference]: Without dead ends: 8588 [2022-03-15 15:03:50,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:50,166 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1460 mSDsluCounter, 1768 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1460 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 1850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:50,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1460 Valid, 2119 Invalid, 1850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:03:50,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8588 states. [2022-03-15 15:03:50,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8588 to 6634. [2022-03-15 15:03:50,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6634 states, 6630 states have (on average 2.7542986425339366) internal successors, (18261), 6633 states have internal predecessors, (18261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:50,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6634 states to 6634 states and 18261 transitions. [2022-03-15 15:03:50,247 INFO L78 Accepts]: Start accepts. Automaton has 6634 states and 18261 transitions. Word has length 100 [2022-03-15 15:03:50,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:50,247 INFO L470 AbstractCegarLoop]: Abstraction has 6634 states and 18261 transitions. [2022-03-15 15:03:50,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:50,248 INFO L276 IsEmpty]: Start isEmpty. Operand 6634 states and 18261 transitions. [2022-03-15 15:03:50,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:50,252 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:50,252 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:50,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-15 15:03:50,252 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:50,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:50,253 INFO L85 PathProgramCache]: Analyzing trace with hash 937176391, now seen corresponding path program 33 times [2022-03-15 15:03:50,253 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:50,253 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883646272] [2022-03-15 15:03:50,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:50,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:50,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:50,971 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:50,971 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883646272] [2022-03-15 15:03:50,971 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883646272] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:50,971 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:50,971 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:50,971 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193440312] [2022-03-15 15:03:50,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:50,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:50,971 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:50,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:50,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:50,972 INFO L87 Difference]: Start difference. First operand 6634 states and 18261 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:52,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:52,306 INFO L93 Difference]: Finished difference Result 8532 states and 22723 transitions. [2022-03-15 15:03:52,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:03:52,307 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:52,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:52,319 INFO L225 Difference]: With dead ends: 8532 [2022-03-15 15:03:52,319 INFO L226 Difference]: Without dead ends: 8532 [2022-03-15 15:03:52,319 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:03:52,319 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1453 mSDsluCounter, 1394 mSDsCounter, 0 mSdLazyCounter, 1275 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1453 SdHoareTripleChecker+Valid, 1718 SdHoareTripleChecker+Invalid, 1500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 1275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:52,319 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1453 Valid, 1718 Invalid, 1500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 1275 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:03:52,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8532 states. [2022-03-15 15:03:52,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8532 to 6662. [2022-03-15 15:03:52,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6662 states, 6658 states have (on average 2.755031541003304) internal successors, (18343), 6661 states have internal predecessors, (18343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:52,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 6662 states and 18343 transitions. [2022-03-15 15:03:52,413 INFO L78 Accepts]: Start accepts. Automaton has 6662 states and 18343 transitions. Word has length 100 [2022-03-15 15:03:52,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:52,413 INFO L470 AbstractCegarLoop]: Abstraction has 6662 states and 18343 transitions. [2022-03-15 15:03:52,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:52,413 INFO L276 IsEmpty]: Start isEmpty. Operand 6662 states and 18343 transitions. [2022-03-15 15:03:52,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:52,418 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:52,418 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:52,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-15 15:03:52,418 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:52,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:52,419 INFO L85 PathProgramCache]: Analyzing trace with hash -603940335, now seen corresponding path program 34 times [2022-03-15 15:03:52,419 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:52,419 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086419766] [2022-03-15 15:03:52,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:52,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:53,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:53,220 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:53,220 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086419766] [2022-03-15 15:03:53,220 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086419766] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:53,220 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:53,220 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:53,220 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012180099] [2022-03-15 15:03:53,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:53,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:53,220 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:53,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:53,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:53,221 INFO L87 Difference]: Start difference. First operand 6662 states and 18343 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:54,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:54,856 INFO L93 Difference]: Finished difference Result 8700 states and 23159 transitions. [2022-03-15 15:03:54,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:03:54,857 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:54,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:54,869 INFO L225 Difference]: With dead ends: 8700 [2022-03-15 15:03:54,869 INFO L226 Difference]: Without dead ends: 8700 [2022-03-15 15:03:54,870 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:03:54,870 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1507 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 2108 SdHoareTripleChecker+Invalid, 1847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:54,870 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 2108 Invalid, 1847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1589 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:03:54,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8700 states. [2022-03-15 15:03:54,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8700 to 6676. [2022-03-15 15:03:54,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:54,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-03-15 15:03:54,958 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-03-15 15:03:54,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:54,959 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-03-15 15:03:54,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:54,959 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-03-15 15:03:54,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:54,963 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:54,964 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:54,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-15 15:03:54,964 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:54,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:54,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1032936869, now seen corresponding path program 35 times [2022-03-15 15:03:54,964 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:54,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297927521] [2022-03-15 15:03:54,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:54,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:55,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:55,858 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:55,858 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297927521] [2022-03-15 15:03:55,858 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297927521] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:55,858 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:55,858 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:55,858 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908713370] [2022-03-15 15:03:55,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:55,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:55,859 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:55,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:55,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:55,859 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:57,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:03:57,613 INFO L93 Difference]: Finished difference Result 8686 states and 23146 transitions. [2022-03-15 15:03:57,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:03:57,613 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:03:57,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:03:57,626 INFO L225 Difference]: With dead ends: 8686 [2022-03-15 15:03:57,626 INFO L226 Difference]: Without dead ends: 8686 [2022-03-15 15:03:57,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:03:57,627 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1335 mSDsluCounter, 1802 mSDsCounter, 0 mSdLazyCounter, 1607 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1335 SdHoareTripleChecker+Valid, 2149 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 1607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:03:57,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1335 Valid, 2149 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 1607 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:03:57,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8686 states. [2022-03-15 15:03:57,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8686 to 6606. [2022-03-15 15:03:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6606 states, 6602 states have (on average 2.7535595274159346) internal successors, (18179), 6605 states have internal predecessors, (18179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:57,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6606 states to 6606 states and 18179 transitions. [2022-03-15 15:03:57,710 INFO L78 Accepts]: Start accepts. Automaton has 6606 states and 18179 transitions. Word has length 100 [2022-03-15 15:03:57,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:03:57,710 INFO L470 AbstractCegarLoop]: Abstraction has 6606 states and 18179 transitions. [2022-03-15 15:03:57,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:03:57,710 INFO L276 IsEmpty]: Start isEmpty. Operand 6606 states and 18179 transitions. [2022-03-15 15:03:57,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:03:57,715 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:03:57,715 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:03:57,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-15 15:03:57,715 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:03:57,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:03:57,715 INFO L85 PathProgramCache]: Analyzing trace with hash 248056711, now seen corresponding path program 36 times [2022-03-15 15:03:57,716 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:03:57,716 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420789137] [2022-03-15 15:03:57,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:03:57,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:03:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:03:58,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:03:58,456 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:03:58,456 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420789137] [2022-03-15 15:03:58,456 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420789137] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:03:58,456 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:03:58,456 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:03:58,456 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567592802] [2022-03-15 15:03:58,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:03:58,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:03:58,456 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:03:58,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:03:58,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:03:58,457 INFO L87 Difference]: Start difference. First operand 6606 states and 18179 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:00,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:00,072 INFO L93 Difference]: Finished difference Result 8056 states and 21385 transitions. [2022-03-15 15:04:00,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:04:00,072 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:00,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:00,083 INFO L225 Difference]: With dead ends: 8056 [2022-03-15 15:04:00,083 INFO L226 Difference]: Without dead ends: 8056 [2022-03-15 15:04:00,084 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:04:00,084 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1161 mSDsluCounter, 1905 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1161 SdHoareTripleChecker+Valid, 2218 SdHoareTripleChecker+Invalid, 1814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:00,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1161 Valid, 2218 Invalid, 1814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:04:00,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8056 states. [2022-03-15 15:04:00,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8056 to 6620. [2022-03-15 15:04:00,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:00,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-03-15 15:04:00,162 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-03-15 15:04:00,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:00,162 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-03-15 15:04:00,162 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:00,162 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-03-15 15:04:00,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:00,167 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:00,167 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:00,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-15 15:04:00,167 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:00,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:00,168 INFO L85 PathProgramCache]: Analyzing trace with hash -95491443, now seen corresponding path program 37 times [2022-03-15 15:04:00,168 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:00,168 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59271525] [2022-03-15 15:04:00,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:00,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:01,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:01,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:01,016 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59271525] [2022-03-15 15:04:01,016 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59271525] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:01,016 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:01,016 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:01,016 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646909172] [2022-03-15 15:04:01,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:01,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:01,016 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:01,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:01,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:01,017 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:02,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:02,575 INFO L93 Difference]: Finished difference Result 8336 states and 22135 transitions. [2022-03-15 15:04:02,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:04:02,575 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:02,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:02,588 INFO L225 Difference]: With dead ends: 8336 [2022-03-15 15:04:02,588 INFO L226 Difference]: Without dead ends: 8336 [2022-03-15 15:04:02,589 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:04:02,589 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1292 mSDsluCounter, 1730 mSDsCounter, 0 mSdLazyCounter, 1506 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 2060 SdHoareTripleChecker+Invalid, 1726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:02,589 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1292 Valid, 2060 Invalid, 1726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1506 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:02,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8336 states. [2022-03-15 15:04:02,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8336 to 6620. [2022-03-15 15:04:02,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:02,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-03-15 15:04:02,672 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-03-15 15:04:02,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:02,672 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-03-15 15:04:02,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:02,672 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-03-15 15:04:02,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:02,677 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:02,677 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:02,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-15 15:04:02,677 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:02,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:02,678 INFO L85 PathProgramCache]: Analyzing trace with hash 517439919, now seen corresponding path program 38 times [2022-03-15 15:04:02,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:02,678 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997800524] [2022-03-15 15:04:02,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:02,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:03,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:03,540 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:03,540 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997800524] [2022-03-15 15:04:03,540 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997800524] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:03,540 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:03,540 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:03,540 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054083092] [2022-03-15 15:04:03,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:03,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:03,540 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:03,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:03,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:03,541 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:05,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:05,300 INFO L93 Difference]: Finished difference Result 8280 states and 21985 transitions. [2022-03-15 15:04:05,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:04:05,301 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:05,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:05,313 INFO L225 Difference]: With dead ends: 8280 [2022-03-15 15:04:05,313 INFO L226 Difference]: Without dead ends: 8280 [2022-03-15 15:04:05,313 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:04:05,313 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1394 mSDsluCounter, 2022 mSDsCounter, 0 mSdLazyCounter, 1751 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1394 SdHoareTripleChecker+Valid, 2359 SdHoareTripleChecker+Invalid, 1945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 1751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:05,313 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1394 Valid, 2359 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 1751 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:04:05,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8280 states. [2022-03-15 15:04:05,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8280 to 6620. [2022-03-15 15:04:05,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:05,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-03-15 15:04:05,395 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-03-15 15:04:05,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:05,395 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-03-15 15:04:05,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:05,395 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-03-15 15:04:05,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:05,399 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:05,399 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:05,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-15 15:04:05,400 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:05,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:05,400 INFO L85 PathProgramCache]: Analyzing trace with hash -2140650173, now seen corresponding path program 39 times [2022-03-15 15:04:05,400 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:05,400 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133830018] [2022-03-15 15:04:05,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:05,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:06,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:06,247 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:06,247 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133830018] [2022-03-15 15:04:06,247 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133830018] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:06,248 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:06,248 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:06,248 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151039310] [2022-03-15 15:04:06,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:06,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:06,248 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:06,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:06,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:06,248 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:08,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:08,194 INFO L93 Difference]: Finished difference Result 8266 states and 21972 transitions. [2022-03-15 15:04:08,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:08,195 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:08,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:08,207 INFO L225 Difference]: With dead ends: 8266 [2022-03-15 15:04:08,207 INFO L226 Difference]: Without dead ends: 8266 [2022-03-15 15:04:08,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:08,208 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1289 mSDsluCounter, 2075 mSDsCounter, 0 mSdLazyCounter, 1785 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1289 SdHoareTripleChecker+Valid, 2423 SdHoareTripleChecker+Invalid, 2012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:08,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1289 Valid, 2423 Invalid, 2012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1785 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:04:08,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8266 states. [2022-03-15 15:04:08,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8266 to 6536. [2022-03-15 15:04:08,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:08,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-15 15:04:08,299 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-15 15:04:08,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:08,299 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-15 15:04:08,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:08,299 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-15 15:04:08,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:08,304 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:08,304 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:08,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-15 15:04:08,305 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:08,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:08,305 INFO L85 PathProgramCache]: Analyzing trace with hash -1460347969, now seen corresponding path program 40 times [2022-03-15 15:04:08,305 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:08,305 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929362698] [2022-03-15 15:04:08,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:08,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:08,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:08,889 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:08,889 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929362698] [2022-03-15 15:04:08,889 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929362698] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:08,889 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:08,889 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:08,889 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185882003] [2022-03-15 15:04:08,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:08,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:08,889 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:08,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:08,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:08,890 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:10,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:10,726 INFO L93 Difference]: Finished difference Result 9485 states and 24985 transitions. [2022-03-15 15:04:10,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:04:10,727 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:10,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:10,742 INFO L225 Difference]: With dead ends: 9485 [2022-03-15 15:04:10,742 INFO L226 Difference]: Without dead ends: 9485 [2022-03-15 15:04:10,742 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 [2022-03-15 15:04:10,743 INFO L933 BasicCegarLoop]: 454 mSDtfsCounter, 1613 mSDsluCounter, 1694 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 1907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:10,743 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1613 Valid, 2125 Invalid, 1907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:04:10,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9485 states. [2022-03-15 15:04:10,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9485 to 6648. [2022-03-15 15:04:10,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:10,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-03-15 15:04:10,834 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-03-15 15:04:10,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:10,834 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-03-15 15:04:10,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:10,834 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-03-15 15:04:10,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:10,839 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:10,839 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:10,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-15 15:04:10,839 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:10,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:10,839 INFO L85 PathProgramCache]: Analyzing trace with hash -430897113, now seen corresponding path program 41 times [2022-03-15 15:04:10,840 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:10,840 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575556391] [2022-03-15 15:04:10,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:10,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:11,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:11,677 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:11,678 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575556391] [2022-03-15 15:04:11,678 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575556391] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:11,678 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:11,678 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:11,678 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836642812] [2022-03-15 15:04:11,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:11,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:11,678 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:11,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:11,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:11,679 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:13,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:13,508 INFO L93 Difference]: Finished difference Result 9149 states and 24057 transitions. [2022-03-15 15:04:13,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:04:13,508 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:13,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:13,522 INFO L225 Difference]: With dead ends: 9149 [2022-03-15 15:04:13,522 INFO L226 Difference]: Without dead ends: 9149 [2022-03-15 15:04:13,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:04:13,523 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 1732 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1732 SdHoareTripleChecker+Valid, 2121 SdHoareTripleChecker+Invalid, 1945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:13,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1732 Valid, 2121 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:04:13,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9149 states. [2022-03-15 15:04:13,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9149 to 6732. [2022-03-15 15:04:13,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6732 states, 6728 states have (on average 2.756837098692033) internal successors, (18548), 6731 states have internal predecessors, (18548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:13,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6732 states to 6732 states and 18548 transitions. [2022-03-15 15:04:13,683 INFO L78 Accepts]: Start accepts. Automaton has 6732 states and 18548 transitions. Word has length 100 [2022-03-15 15:04:13,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:13,683 INFO L470 AbstractCegarLoop]: Abstraction has 6732 states and 18548 transitions. [2022-03-15 15:04:13,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:13,683 INFO L276 IsEmpty]: Start isEmpty. Operand 6732 states and 18548 transitions. [2022-03-15 15:04:13,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:13,689 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:13,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:13,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-15 15:04:13,689 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:13,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:13,691 INFO L85 PathProgramCache]: Analyzing trace with hash -454969233, now seen corresponding path program 42 times [2022-03-15 15:04:13,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:13,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13153622] [2022-03-15 15:04:13,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:13,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:14,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:14,643 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:14,644 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13153622] [2022-03-15 15:04:14,644 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13153622] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:14,644 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:14,644 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:14,644 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586500202] [2022-03-15 15:04:14,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:14,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:14,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:14,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:14,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:14,645 INFO L87 Difference]: Start difference. First operand 6732 states and 18548 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:16,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:16,517 INFO L93 Difference]: Finished difference Result 9008 states and 24019 transitions. [2022-03-15 15:04:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:16,518 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:16,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:16,532 INFO L225 Difference]: With dead ends: 9008 [2022-03-15 15:04:16,532 INFO L226 Difference]: Without dead ends: 9008 [2022-03-15 15:04:16,532 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:16,532 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1233 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1233 SdHoareTripleChecker+Valid, 2334 SdHoareTripleChecker+Invalid, 2016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:16,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1233 Valid, 2334 Invalid, 2016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:04:16,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9008 states. [2022-03-15 15:04:16,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9008 to 6690. [2022-03-15 15:04:16,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 6686 states have (on average 2.7557583009273108) internal successors, (18425), 6689 states have internal predecessors, (18425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:16,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 18425 transitions. [2022-03-15 15:04:16,628 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 18425 transitions. Word has length 100 [2022-03-15 15:04:16,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:16,629 INFO L470 AbstractCegarLoop]: Abstraction has 6690 states and 18425 transitions. [2022-03-15 15:04:16,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:16,629 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 18425 transitions. [2022-03-15 15:04:16,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:16,634 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:16,634 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:16,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-15 15:04:16,634 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:16,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:16,634 INFO L85 PathProgramCache]: Analyzing trace with hash 791586943, now seen corresponding path program 43 times [2022-03-15 15:04:16,634 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:16,634 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829677480] [2022-03-15 15:04:16,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:16,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:17,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:17,370 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:17,370 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829677480] [2022-03-15 15:04:17,370 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829677480] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:17,370 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:17,370 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:17,370 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081046058] [2022-03-15 15:04:17,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:17,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:17,371 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:17,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:17,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:17,371 INFO L87 Difference]: Start difference. First operand 6690 states and 18425 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:18,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:18,842 INFO L93 Difference]: Finished difference Result 8644 states and 23009 transitions. [2022-03-15 15:04:18,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:04:18,843 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:18,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:18,855 INFO L225 Difference]: With dead ends: 8644 [2022-03-15 15:04:18,856 INFO L226 Difference]: Without dead ends: 8644 [2022-03-15 15:04:18,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:04:18,856 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1652 mSDsluCounter, 1482 mSDsCounter, 0 mSdLazyCounter, 1380 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1652 SdHoareTripleChecker+Valid, 1820 SdHoareTripleChecker+Invalid, 1646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 1380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:18,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1652 Valid, 1820 Invalid, 1646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 1380 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:04:18,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8644 states. [2022-03-15 15:04:18,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8644 to 6704. [2022-03-15 15:04:18,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6704 states, 6700 states have (on average 2.7561194029850746) internal successors, (18466), 6703 states have internal predecessors, (18466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:18,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6704 states to 6704 states and 18466 transitions. [2022-03-15 15:04:18,943 INFO L78 Accepts]: Start accepts. Automaton has 6704 states and 18466 transitions. Word has length 100 [2022-03-15 15:04:18,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:18,943 INFO L470 AbstractCegarLoop]: Abstraction has 6704 states and 18466 transitions. [2022-03-15 15:04:18,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:18,943 INFO L276 IsEmpty]: Start isEmpty. Operand 6704 states and 18466 transitions. [2022-03-15 15:04:18,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:18,948 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:18,948 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:18,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-15 15:04:18,949 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:18,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:18,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1866503149, now seen corresponding path program 44 times [2022-03-15 15:04:18,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:18,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428459522] [2022-03-15 15:04:18,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:18,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:19,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:19,869 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:19,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428459522] [2022-03-15 15:04:19,869 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428459522] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:19,869 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:19,869 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:19,869 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440940473] [2022-03-15 15:04:19,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:19,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:19,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:19,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:19,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:19,870 INFO L87 Difference]: Start difference. First operand 6704 states and 18466 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:21,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:21,732 INFO L93 Difference]: Finished difference Result 8812 states and 23473 transitions. [2022-03-15 15:04:21,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:21,733 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:21,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:21,746 INFO L225 Difference]: With dead ends: 8812 [2022-03-15 15:04:21,746 INFO L226 Difference]: Without dead ends: 8812 [2022-03-15 15:04:21,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:21,746 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1430 mSDsluCounter, 2064 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1430 SdHoareTripleChecker+Valid, 2409 SdHoareTripleChecker+Invalid, 2059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:21,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1430 Valid, 2409 Invalid, 2059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:04:21,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8812 states. [2022-03-15 15:04:21,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8812 to 6676. [2022-03-15 15:04:21,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:21,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-03-15 15:04:21,834 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-03-15 15:04:21,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:21,834 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-03-15 15:04:21,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:21,834 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-03-15 15:04:21,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:21,839 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:21,839 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:21,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-15 15:04:21,839 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:21,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:21,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1461168913, now seen corresponding path program 45 times [2022-03-15 15:04:21,840 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:21,840 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504363001] [2022-03-15 15:04:21,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:21,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:22,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:22,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:22,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504363001] [2022-03-15 15:04:22,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504363001] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:22,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:22,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:22,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558163130] [2022-03-15 15:04:22,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:22,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:22,594 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:22,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:22,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:22,594 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:23,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:23,913 INFO L93 Difference]: Finished difference Result 8476 states and 22559 transitions. [2022-03-15 15:04:23,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:04:23,914 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:23,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:23,926 INFO L225 Difference]: With dead ends: 8476 [2022-03-15 15:04:23,927 INFO L226 Difference]: Without dead ends: 8476 [2022-03-15 15:04:23,927 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:04:23,927 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1495 mSDsluCounter, 1233 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1495 SdHoareTripleChecker+Valid, 1564 SdHoareTripleChecker+Invalid, 1402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:23,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1495 Valid, 1564 Invalid, 1402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:04:23,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8476 states. [2022-03-15 15:04:24,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8476 to 6676. [2022-03-15 15:04:24,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:24,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-03-15 15:04:24,020 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-03-15 15:04:24,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:24,020 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-03-15 15:04:24,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:24,020 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-03-15 15:04:24,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:24,025 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:24,025 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:24,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-15 15:04:24,025 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:24,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:24,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1292681657, now seen corresponding path program 46 times [2022-03-15 15:04:24,026 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:24,026 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817023212] [2022-03-15 15:04:24,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:24,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:24,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:24,745 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:24,745 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817023212] [2022-03-15 15:04:24,745 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817023212] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:24,745 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:24,745 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:24,746 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651527759] [2022-03-15 15:04:24,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:24,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:24,746 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:24,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:24,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:24,746 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:26,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:26,099 INFO L93 Difference]: Finished difference Result 8700 states and 23159 transitions. [2022-03-15 15:04:26,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:04:26,099 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:26,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:26,112 INFO L225 Difference]: With dead ends: 8700 [2022-03-15 15:04:26,112 INFO L226 Difference]: Without dead ends: 8700 [2022-03-15 15:04:26,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:04:26,113 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1700 mSDsluCounter, 1307 mSDsCounter, 0 mSdLazyCounter, 1208 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1700 SdHoareTripleChecker+Valid, 1650 SdHoareTripleChecker+Invalid, 1504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:26,113 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1700 Valid, 1650 Invalid, 1504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1208 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:04:26,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8700 states. [2022-03-15 15:04:26,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8700 to 6676. [2022-03-15 15:04:26,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:26,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-03-15 15:04:26,209 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-03-15 15:04:26,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:26,209 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-03-15 15:04:26,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:26,209 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-03-15 15:04:26,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:26,216 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:26,216 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:26,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-15 15:04:26,217 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:26,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:26,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1365408435, now seen corresponding path program 47 times [2022-03-15 15:04:26,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:26,217 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072909748] [2022-03-15 15:04:26,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:26,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:27,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:27,129 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:27,129 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072909748] [2022-03-15 15:04:27,129 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072909748] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:27,129 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:27,129 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:27,129 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921956568] [2022-03-15 15:04:27,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:27,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:27,129 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:27,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:27,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:27,130 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:28,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:28,940 INFO L93 Difference]: Finished difference Result 8686 states and 23146 transitions. [2022-03-15 15:04:28,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:28,941 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:28,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:28,954 INFO L225 Difference]: With dead ends: 8686 [2022-03-15 15:04:28,954 INFO L226 Difference]: Without dead ends: 8686 [2022-03-15 15:04:28,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:28,954 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1615 mSDsluCounter, 1715 mSDsCounter, 0 mSdLazyCounter, 1584 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1615 SdHoareTripleChecker+Valid, 2065 SdHoareTripleChecker+Invalid, 1828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:28,954 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1615 Valid, 2065 Invalid, 1828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1584 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:04:28,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8686 states. [2022-03-15 15:04:29,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8686 to 6564. [2022-03-15 15:04:29,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:29,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-03-15 15:04:29,041 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-03-15 15:04:29,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:29,042 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-03-15 15:04:29,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:29,042 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-03-15 15:04:29,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:29,047 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:29,047 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:29,047 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-15 15:04:29,047 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:29,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:29,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1791588703, now seen corresponding path program 48 times [2022-03-15 15:04:29,047 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:29,047 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639693133] [2022-03-15 15:04:29,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:29,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:29,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:29,790 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:29,790 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639693133] [2022-03-15 15:04:29,790 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639693133] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:29,790 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:29,790 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:29,791 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291513115] [2022-03-15 15:04:29,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:29,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:29,791 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:29,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:29,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:29,791 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:31,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:31,540 INFO L93 Difference]: Finished difference Result 9345 states and 24589 transitions. [2022-03-15 15:04:31,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:04:31,540 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:31,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:31,553 INFO L225 Difference]: With dead ends: 9345 [2022-03-15 15:04:31,553 INFO L226 Difference]: Without dead ends: 9345 [2022-03-15 15:04:31,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=494, Invalid=988, Unknown=0, NotChecked=0, Total=1482 [2022-03-15 15:04:31,553 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 1583 mSDsluCounter, 1419 mSDsCounter, 0 mSdLazyCounter, 1376 mSolverCounterSat, 379 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1583 SdHoareTripleChecker+Valid, 1861 SdHoareTripleChecker+Invalid, 1755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 379 IncrementalHoareTripleChecker+Valid, 1376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:31,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1583 Valid, 1861 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [379 Valid, 1376 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:31,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9345 states. [2022-03-15 15:04:31,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9345 to 6634. [2022-03-15 15:04:31,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6634 states, 6630 states have (on average 2.7542986425339366) internal successors, (18261), 6633 states have internal predecessors, (18261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:31,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6634 states to 6634 states and 18261 transitions. [2022-03-15 15:04:31,637 INFO L78 Accepts]: Start accepts. Automaton has 6634 states and 18261 transitions. Word has length 100 [2022-03-15 15:04:31,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:31,638 INFO L470 AbstractCegarLoop]: Abstraction has 6634 states and 18261 transitions. [2022-03-15 15:04:31,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:31,638 INFO L276 IsEmpty]: Start isEmpty. Operand 6634 states and 18261 transitions. [2022-03-15 15:04:31,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:31,642 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:31,642 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:31,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-15 15:04:31,643 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:31,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:31,643 INFO L85 PathProgramCache]: Analyzing trace with hash -762137847, now seen corresponding path program 49 times [2022-03-15 15:04:31,643 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:31,643 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228237860] [2022-03-15 15:04:31,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:31,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:32,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:32,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:32,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228237860] [2022-03-15 15:04:32,388 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228237860] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:32,388 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:32,388 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:32,388 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326411892] [2022-03-15 15:04:32,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:32,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:32,388 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:32,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:32,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:32,389 INFO L87 Difference]: Start difference. First operand 6634 states and 18261 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:34,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:34,337 INFO L93 Difference]: Finished difference Result 9009 states and 23661 transitions. [2022-03-15 15:04:34,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:04:34,337 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:34,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:34,350 INFO L225 Difference]: With dead ends: 9009 [2022-03-15 15:04:34,350 INFO L226 Difference]: Without dead ends: 9009 [2022-03-15 15:04:34,351 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:04:34,351 INFO L933 BasicCegarLoop]: 413 mSDtfsCounter, 1671 mSDsluCounter, 2085 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1671 SdHoareTripleChecker+Valid, 2470 SdHoareTripleChecker+Invalid, 2226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:34,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1671 Valid, 2470 Invalid, 2226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:04:34,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9009 states. [2022-03-15 15:04:34,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9009 to 6690. [2022-03-15 15:04:34,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 6686 states have (on average 2.7557583009273108) internal successors, (18425), 6689 states have internal predecessors, (18425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:34,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 18425 transitions. [2022-03-15 15:04:34,436 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 18425 transitions. Word has length 100 [2022-03-15 15:04:34,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:34,436 INFO L470 AbstractCegarLoop]: Abstraction has 6690 states and 18425 transitions. [2022-03-15 15:04:34,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:34,436 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 18425 transitions. [2022-03-15 15:04:34,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:34,441 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:34,441 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:34,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-15 15:04:34,441 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:34,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:34,441 INFO L85 PathProgramCache]: Analyzing trace with hash -786209967, now seen corresponding path program 50 times [2022-03-15 15:04:34,441 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:34,441 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772793310] [2022-03-15 15:04:34,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:34,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:35,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:35,455 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:35,455 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772793310] [2022-03-15 15:04:35,455 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772793310] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:35,455 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:35,455 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:35,455 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040732492] [2022-03-15 15:04:35,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:35,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:35,456 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:35,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:35,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:35,456 INFO L87 Difference]: Start difference. First operand 6690 states and 18425 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:37,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:37,324 INFO L93 Difference]: Finished difference Result 8868 states and 23623 transitions. [2022-03-15 15:04:37,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:37,325 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:37,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:37,338 INFO L225 Difference]: With dead ends: 8868 [2022-03-15 15:04:37,339 INFO L226 Difference]: Without dead ends: 8868 [2022-03-15 15:04:37,339 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:37,339 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1432 mSDsluCounter, 2024 mSDsCounter, 0 mSdLazyCounter, 1844 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 2365 SdHoareTripleChecker+Invalid, 2084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:37,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 2365 Invalid, 2084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1844 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:04:37,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8868 states. [2022-03-15 15:04:37,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8868 to 6648. [2022-03-15 15:04:37,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:37,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-03-15 15:04:37,430 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-03-15 15:04:37,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:37,430 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-03-15 15:04:37,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:37,431 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-03-15 15:04:37,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:37,435 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:37,435 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:37,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-15 15:04:37,436 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:37,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:37,436 INFO L85 PathProgramCache]: Analyzing trace with hash 460346209, now seen corresponding path program 51 times [2022-03-15 15:04:37,436 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:37,436 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670468265] [2022-03-15 15:04:37,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:37,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:38,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:38,260 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:38,260 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670468265] [2022-03-15 15:04:38,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670468265] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:38,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:38,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:38,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664255363] [2022-03-15 15:04:38,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:38,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:38,261 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:38,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:38,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:38,261 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:39,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:39,798 INFO L93 Difference]: Finished difference Result 8308 states and 22081 transitions. [2022-03-15 15:04:39,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:04:39,798 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:39,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:39,811 INFO L225 Difference]: With dead ends: 8308 [2022-03-15 15:04:39,812 INFO L226 Difference]: Without dead ends: 8308 [2022-03-15 15:04:39,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:04:39,812 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1452 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 1561 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1452 SdHoareTripleChecker+Valid, 2006 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:39,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1452 Valid, 2006 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1561 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:39,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8308 states. [2022-03-15 15:04:39,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8308 to 6648. [2022-03-15 15:04:39,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:39,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-03-15 15:04:39,959 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-03-15 15:04:39,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:39,960 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-03-15 15:04:39,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:39,960 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-03-15 15:04:39,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:39,965 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:39,965 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:39,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-15 15:04:39,966 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:39,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:39,968 INFO L85 PathProgramCache]: Analyzing trace with hash 2097223413, now seen corresponding path program 52 times [2022-03-15 15:04:39,968 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:39,968 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021400451] [2022-03-15 15:04:39,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:39,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:40,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:40,832 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:40,832 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021400451] [2022-03-15 15:04:40,832 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021400451] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:40,833 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:40,833 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:40,833 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135127286] [2022-03-15 15:04:40,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:40,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:40,833 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:40,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:40,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:40,833 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:42,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:42,533 INFO L93 Difference]: Finished difference Result 8518 states and 22668 transitions. [2022-03-15 15:04:42,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:42,533 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:42,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:42,547 INFO L225 Difference]: With dead ends: 8518 [2022-03-15 15:04:42,547 INFO L226 Difference]: Without dead ends: 8518 [2022-03-15 15:04:42,547 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:42,548 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1646 mSDsluCounter, 1683 mSDsCounter, 0 mSdLazyCounter, 1537 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1646 SdHoareTripleChecker+Valid, 2029 SdHoareTripleChecker+Invalid, 1814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:42,548 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1646 Valid, 2029 Invalid, 1814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1537 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:42,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8518 states. [2022-03-15 15:04:42,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8518 to 6578. [2022-03-15 15:04:42,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6578 states, 6574 states have (on average 2.752814116215394) internal successors, (18097), 6577 states have internal predecessors, (18097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:42,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6578 states to 6578 states and 18097 transitions. [2022-03-15 15:04:42,648 INFO L78 Accepts]: Start accepts. Automaton has 6578 states and 18097 transitions. Word has length 100 [2022-03-15 15:04:42,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:42,649 INFO L470 AbstractCegarLoop]: Abstraction has 6578 states and 18097 transitions. [2022-03-15 15:04:42,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 6578 states and 18097 transitions. [2022-03-15 15:04:42,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:42,654 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:42,654 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:42,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-15 15:04:42,655 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:42,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:42,655 INFO L85 PathProgramCache]: Analyzing trace with hash 942327379, now seen corresponding path program 53 times [2022-03-15 15:04:42,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:42,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007592968] [2022-03-15 15:04:42,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:42,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:43,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:43,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:43,318 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007592968] [2022-03-15 15:04:43,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007592968] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:43,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:43,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:43,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147582076] [2022-03-15 15:04:43,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:43,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:43,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:43,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:43,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:43,319 INFO L87 Difference]: Start difference. First operand 6578 states and 18097 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:45,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:45,559 INFO L93 Difference]: Finished difference Result 9219 states and 24248 transitions. [2022-03-15 15:04:45,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:04:45,559 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:45,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:45,573 INFO L225 Difference]: With dead ends: 9219 [2022-03-15 15:04:45,573 INFO L226 Difference]: Without dead ends: 9219 [2022-03-15 15:04:45,573 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 15:04:45,573 INFO L933 BasicCegarLoop]: 474 mSDtfsCounter, 1538 mSDsluCounter, 2261 mSDsCounter, 0 mSdLazyCounter, 2051 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1538 SdHoareTripleChecker+Valid, 2708 SdHoareTripleChecker+Invalid, 2333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 2051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:45,573 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1538 Valid, 2708 Invalid, 2333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 2051 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:04:45,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9219 states. [2022-03-15 15:04:45,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9219 to 6662. [2022-03-15 15:04:45,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6662 states, 6658 states have (on average 2.755031541003304) internal successors, (18343), 6661 states have internal predecessors, (18343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:45,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 6662 states and 18343 transitions. [2022-03-15 15:04:45,664 INFO L78 Accepts]: Start accepts. Automaton has 6662 states and 18343 transitions. Word has length 100 [2022-03-15 15:04:45,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:45,664 INFO L470 AbstractCegarLoop]: Abstraction has 6662 states and 18343 transitions. [2022-03-15 15:04:45,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:45,665 INFO L276 IsEmpty]: Start isEmpty. Operand 6662 states and 18343 transitions. [2022-03-15 15:04:45,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:45,670 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:45,670 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:45,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-15 15:04:45,670 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:45,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:45,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1971778235, now seen corresponding path program 54 times [2022-03-15 15:04:45,670 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:45,670 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236343684] [2022-03-15 15:04:45,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:45,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:46,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:46,538 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:46,538 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236343684] [2022-03-15 15:04:46,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236343684] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:46,539 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:46,539 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:46,539 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800592068] [2022-03-15 15:04:46,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:46,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:46,539 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:46,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:46,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:46,539 INFO L87 Difference]: Start difference. First operand 6662 states and 18343 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:48,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:48,327 INFO L93 Difference]: Finished difference Result 9135 states and 24016 transitions. [2022-03-15 15:04:48,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:48,327 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:48,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:48,341 INFO L225 Difference]: With dead ends: 9135 [2022-03-15 15:04:48,341 INFO L226 Difference]: Without dead ends: 9135 [2022-03-15 15:04:48,341 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:48,341 INFO L933 BasicCegarLoop]: 401 mSDtfsCounter, 1657 mSDsluCounter, 1692 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1657 SdHoareTripleChecker+Valid, 2068 SdHoareTripleChecker+Invalid, 1986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:48,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1657 Valid, 2068 Invalid, 1986 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:04:48,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9135 states. [2022-03-15 15:04:48,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9135 to 6704. [2022-03-15 15:04:48,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6704 states, 6700 states have (on average 2.7561194029850746) internal successors, (18466), 6703 states have internal predecessors, (18466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:48,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6704 states to 6704 states and 18466 transitions. [2022-03-15 15:04:48,431 INFO L78 Accepts]: Start accepts. Automaton has 6704 states and 18466 transitions. Word has length 100 [2022-03-15 15:04:48,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:48,432 INFO L470 AbstractCegarLoop]: Abstraction has 6704 states and 18466 transitions. [2022-03-15 15:04:48,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:48,432 INFO L276 IsEmpty]: Start isEmpty. Operand 6704 states and 18466 transitions. [2022-03-15 15:04:48,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:48,437 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:48,437 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:48,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-15 15:04:48,437 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:48,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:48,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1947706115, now seen corresponding path program 55 times [2022-03-15 15:04:48,437 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:48,437 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111163751] [2022-03-15 15:04:48,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:48,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:48,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:49,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:49,604 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:49,604 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111163751] [2022-03-15 15:04:49,604 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111163751] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:49,604 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:49,604 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:49,604 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909092597] [2022-03-15 15:04:49,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:49,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:49,604 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:49,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:49,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:49,605 INFO L87 Difference]: Start difference. First operand 6704 states and 18466 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:51,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:51,329 INFO L93 Difference]: Finished difference Result 8602 states and 22886 transitions. [2022-03-15 15:04:51,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:51,329 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:51,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:51,341 INFO L225 Difference]: With dead ends: 8602 [2022-03-15 15:04:51,342 INFO L226 Difference]: Without dead ends: 8602 [2022-03-15 15:04:51,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:51,342 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1480 mSDsluCounter, 1765 mSDsCounter, 0 mSdLazyCounter, 1620 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 2110 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:51,342 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 2110 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1620 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:04:51,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8602 states. [2022-03-15 15:04:51,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8602 to 6536. [2022-03-15 15:04:51,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:51,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-03-15 15:04:51,421 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-03-15 15:04:51,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:51,421 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-03-15 15:04:51,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:51,421 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-03-15 15:04:51,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:51,426 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:51,426 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:51,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-15 15:04:51,426 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:51,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:51,426 INFO L85 PathProgramCache]: Analyzing trace with hash -121286847, now seen corresponding path program 1 times [2022-03-15 15:04:51,426 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:51,426 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780872091] [2022-03-15 15:04:51,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:51,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:52,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:52,771 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:52,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780872091] [2022-03-15 15:04:52,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780872091] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:52,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:52,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:52,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562242865] [2022-03-15 15:04:52,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:52,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:52,772 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:52,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:52,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:52,772 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:54,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:54,424 INFO L93 Difference]: Finished difference Result 7583 states and 20495 transitions. [2022-03-15 15:04:54,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:54,425 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:54,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:54,436 INFO L225 Difference]: With dead ends: 7583 [2022-03-15 15:04:54,436 INFO L226 Difference]: Without dead ends: 7583 [2022-03-15 15:04:54,436 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:54,436 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1902 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 1459 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1902 SdHoareTripleChecker+Valid, 2036 SdHoareTripleChecker+Invalid, 1723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:54,436 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1902 Valid, 2036 Invalid, 1723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1459 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:04:54,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7583 states. [2022-03-15 15:04:54,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7583 to 7044. [2022-03-15 15:04:54,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7044 states, 7040 states have (on average 2.762215909090909) internal successors, (19446), 7043 states have internal predecessors, (19446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:54,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7044 states to 7044 states and 19446 transitions. [2022-03-15 15:04:54,516 INFO L78 Accepts]: Start accepts. Automaton has 7044 states and 19446 transitions. Word has length 100 [2022-03-15 15:04:54,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:54,517 INFO L470 AbstractCegarLoop]: Abstraction has 7044 states and 19446 transitions. [2022-03-15 15:04:54,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:54,517 INFO L276 IsEmpty]: Start isEmpty. Operand 7044 states and 19446 transitions. [2022-03-15 15:04:54,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:54,522 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:54,522 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:54,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-15 15:04:54,522 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:54,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:54,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1783583035, now seen corresponding path program 2 times [2022-03-15 15:04:54,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:54,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166985386] [2022-03-15 15:04:54,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:54,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:55,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:55,584 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:55,585 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166985386] [2022-03-15 15:04:55,585 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166985386] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:55,585 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:55,585 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:55,585 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287076183] [2022-03-15 15:04:55,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:55,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:55,585 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:55,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:55,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:55,586 INFO L87 Difference]: Start difference. First operand 7044 states and 19446 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:57,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:57,285 INFO L93 Difference]: Finished difference Result 8990 states and 24142 transitions. [2022-03-15 15:04:57,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:04:57,285 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:57,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:57,297 INFO L225 Difference]: With dead ends: 8990 [2022-03-15 15:04:57,297 INFO L226 Difference]: Without dead ends: 8990 [2022-03-15 15:04:57,298 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:04:57,298 INFO L933 BasicCegarLoop]: 397 mSDtfsCounter, 1514 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 1659 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1514 SdHoareTripleChecker+Valid, 2257 SdHoareTripleChecker+Invalid, 1805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:57,298 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1514 Valid, 2257 Invalid, 1805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1659 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:04:57,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8990 states. [2022-03-15 15:04:57,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8990 to 7086. [2022-03-15 15:04:57,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7086 states, 7082 states have (on average 2.7633436882236655) internal successors, (19570), 7085 states have internal predecessors, (19570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:57,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7086 states to 7086 states and 19570 transitions. [2022-03-15 15:04:57,391 INFO L78 Accepts]: Start accepts. Automaton has 7086 states and 19570 transitions. Word has length 100 [2022-03-15 15:04:57,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:57,391 INFO L470 AbstractCegarLoop]: Abstraction has 7086 states and 19570 transitions. [2022-03-15 15:04:57,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:57,391 INFO L276 IsEmpty]: Start isEmpty. Operand 7086 states and 19570 transitions. [2022-03-15 15:04:57,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:57,396 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:57,396 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:57,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-15 15:04:57,397 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:57,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:57,397 INFO L85 PathProgramCache]: Analyzing trace with hash -382663941, now seen corresponding path program 3 times [2022-03-15 15:04:57,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:57,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378575694] [2022-03-15 15:04:57,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:57,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:57,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:04:58,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:04:58,085 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:04:58,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378575694] [2022-03-15 15:04:58,085 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378575694] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:04:58,086 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:04:58,086 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:04:58,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572395423] [2022-03-15 15:04:58,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:04:58,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:04:58,086 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:04:58,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:04:58,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:04:58,086 INFO L87 Difference]: Start difference. First operand 7086 states and 19570 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:59,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:04:59,322 INFO L93 Difference]: Finished difference Result 8346 states and 22320 transitions. [2022-03-15 15:04:59,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:04:59,323 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:04:59,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:04:59,335 INFO L225 Difference]: With dead ends: 8346 [2022-03-15 15:04:59,335 INFO L226 Difference]: Without dead ends: 8346 [2022-03-15 15:04:59,335 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 [2022-03-15 15:04:59,335 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 1809 mSDsluCounter, 1358 mSDsCounter, 0 mSdLazyCounter, 1172 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1809 SdHoareTripleChecker+Valid, 1681 SdHoareTripleChecker+Invalid, 1410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 1172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:04:59,335 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1809 Valid, 1681 Invalid, 1410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 1172 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:04:59,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8346 states. [2022-03-15 15:04:59,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8346 to 7128. [2022-03-15 15:04:59,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:59,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-03-15 15:04:59,421 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-03-15 15:04:59,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:04:59,421 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-03-15 15:04:59,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:04:59,421 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-03-15 15:04:59,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:04:59,426 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:04:59,426 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:04:59,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-15 15:04:59,426 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:04:59,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:04:59,426 INFO L85 PathProgramCache]: Analyzing trace with hash 2054217839, now seen corresponding path program 4 times [2022-03-15 15:04:59,426 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:04:59,427 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446667630] [2022-03-15 15:04:59,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:04:59,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:04:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:00,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:00,292 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:00,292 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446667630] [2022-03-15 15:05:00,292 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446667630] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:00,292 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:00,292 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:00,292 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061738725] [2022-03-15 15:05:00,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:00,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:00,293 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:00,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:00,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:00,293 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:02,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:02,133 INFO L93 Difference]: Finished difference Result 8640 states and 23156 transitions. [2022-03-15 15:05:02,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:02,134 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:02,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:02,147 INFO L225 Difference]: With dead ends: 8640 [2022-03-15 15:05:02,147 INFO L226 Difference]: Without dead ends: 8640 [2022-03-15 15:05:02,147 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:02,147 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 1392 mSDsluCounter, 2249 mSDsCounter, 0 mSdLazyCounter, 1868 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1392 SdHoareTripleChecker+Valid, 2573 SdHoareTripleChecker+Invalid, 2036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:02,147 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1392 Valid, 2573 Invalid, 2036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1868 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:02,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8640 states. [2022-03-15 15:05:02,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8640 to 7128. [2022-03-15 15:05:02,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-03-15 15:05:02,242 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-03-15 15:05:02,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:02,242 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-03-15 15:05:02,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:02,243 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-03-15 15:05:02,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:02,248 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:02,248 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:02,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-15 15:05:02,248 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:02,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:02,249 INFO L85 PathProgramCache]: Analyzing trace with hash 227783373, now seen corresponding path program 5 times [2022-03-15 15:05:02,249 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:02,249 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930415031] [2022-03-15 15:05:02,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:02,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:03,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:03,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:03,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930415031] [2022-03-15 15:05:03,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930415031] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:03,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:03,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:03,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008007373] [2022-03-15 15:05:03,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:03,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:03,378 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:03,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:03,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:03,378 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:05,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:05,127 INFO L93 Difference]: Finished difference Result 8976 states and 24084 transitions. [2022-03-15 15:05:05,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:05,128 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:05,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:05,140 INFO L225 Difference]: With dead ends: 8976 [2022-03-15 15:05:05,140 INFO L226 Difference]: Without dead ends: 8976 [2022-03-15 15:05:05,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:05,140 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1608 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1636 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 2136 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:05,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 2136 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1636 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:05,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8976 states. [2022-03-15 15:05:05,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8976 to 7128. [2022-03-15 15:05:05,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-03-15 15:05:05,224 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-03-15 15:05:05,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:05,224 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-03-15 15:05:05,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-03-15 15:05:05,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:05,229 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:05,229 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:05,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-15 15:05:05,229 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:05,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:05,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1376338439, now seen corresponding path program 6 times [2022-03-15 15:05:05,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:05,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346749083] [2022-03-15 15:05:05,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:05,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:06,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:06,229 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:06,229 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346749083] [2022-03-15 15:05:06,229 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346749083] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:06,229 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:06,229 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:06,229 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273839295] [2022-03-15 15:05:06,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:06,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:06,230 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:06,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:06,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:06,230 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:07,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:07,964 INFO L93 Difference]: Finished difference Result 9330 states and 25121 transitions. [2022-03-15 15:05:07,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:07,965 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:07,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:07,979 INFO L225 Difference]: With dead ends: 9330 [2022-03-15 15:05:07,979 INFO L226 Difference]: Without dead ends: 9330 [2022-03-15 15:05:07,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:07,979 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1719 mSDsluCounter, 1769 mSDsCounter, 0 mSdLazyCounter, 1594 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1719 SdHoareTripleChecker+Valid, 2103 SdHoareTripleChecker+Invalid, 1844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 1594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:07,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1719 Valid, 2103 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 1594 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:07,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9330 states. [2022-03-15 15:05:08,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9330 to 7233. [2022-03-15 15:05:08,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7233 states, 7229 states have (on average 2.7671877161433116) internal successors, (20004), 7232 states have internal predecessors, (20004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:08,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7233 states to 7233 states and 20004 transitions. [2022-03-15 15:05:08,077 INFO L78 Accepts]: Start accepts. Automaton has 7233 states and 20004 transitions. Word has length 100 [2022-03-15 15:05:08,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:08,077 INFO L470 AbstractCegarLoop]: Abstraction has 7233 states and 20004 transitions. [2022-03-15 15:05:08,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:08,077 INFO L276 IsEmpty]: Start isEmpty. Operand 7233 states and 20004 transitions. [2022-03-15 15:05:08,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:08,083 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:08,083 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:08,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-15 15:05:08,083 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:08,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:08,083 INFO L85 PathProgramCache]: Analyzing trace with hash -789908537, now seen corresponding path program 7 times [2022-03-15 15:05:08,083 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:08,083 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641800229] [2022-03-15 15:05:08,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:08,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:08,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:08,839 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:08,839 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641800229] [2022-03-15 15:05:08,839 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641800229] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:08,839 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:08,839 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:08,840 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528536129] [2022-03-15 15:05:08,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:08,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:08,840 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:08,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:08,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:08,840 INFO L87 Difference]: Start difference. First operand 7233 states and 20004 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:10,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:10,487 INFO L93 Difference]: Finished difference Result 9244 states and 24872 transitions. [2022-03-15 15:05:10,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:10,487 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:10,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:10,500 INFO L225 Difference]: With dead ends: 9244 [2022-03-15 15:05:10,500 INFO L226 Difference]: Without dead ends: 9244 [2022-03-15 15:05:10,501 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:10,501 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1387 mSDsluCounter, 1952 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 2281 SdHoareTripleChecker+Invalid, 1885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:10,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 2281 Invalid, 1885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:10,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9244 states. [2022-03-15 15:05:10,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9244 to 7254. [2022-03-15 15:05:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7254 states, 7250 states have (on average 2.7677241379310344) internal successors, (20066), 7253 states have internal predecessors, (20066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:10,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7254 states to 7254 states and 20066 transitions. [2022-03-15 15:05:10,592 INFO L78 Accepts]: Start accepts. Automaton has 7254 states and 20066 transitions. Word has length 100 [2022-03-15 15:05:10,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:10,592 INFO L470 AbstractCegarLoop]: Abstraction has 7254 states and 20066 transitions. [2022-03-15 15:05:10,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:10,593 INFO L276 IsEmpty]: Start isEmpty. Operand 7254 states and 20066 transitions. [2022-03-15 15:05:10,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:10,598 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:10,598 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:10,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-15 15:05:10,598 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:10,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:10,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1646973243, now seen corresponding path program 8 times [2022-03-15 15:05:10,598 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:10,598 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425652206] [2022-03-15 15:05:10,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:10,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:11,584 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:11,584 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425652206] [2022-03-15 15:05:11,585 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425652206] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:11,585 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:11,585 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:11,585 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235210774] [2022-03-15 15:05:11,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:11,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:11,585 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:11,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:11,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:11,585 INFO L87 Difference]: Start difference. First operand 7254 states and 20066 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:13,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:13,525 INFO L93 Difference]: Finished difference Result 9412 states and 25336 transitions. [2022-03-15 15:05:13,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:13,525 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:13,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:13,536 INFO L225 Difference]: With dead ends: 9412 [2022-03-15 15:05:13,536 INFO L226 Difference]: Without dead ends: 9412 [2022-03-15 15:05:13,536 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:13,536 INFO L933 BasicCegarLoop]: 399 mSDtfsCounter, 1664 mSDsluCounter, 2036 mSDsCounter, 0 mSdLazyCounter, 1850 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1664 SdHoareTripleChecker+Valid, 2374 SdHoareTripleChecker+Invalid, 2067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:13,536 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1664 Valid, 2374 Invalid, 2067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1850 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:05:13,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9412 states. [2022-03-15 15:05:13,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9412 to 7212. [2022-03-15 15:05:13,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7212 states, 7208 states have (on average 2.766648168701443) internal successors, (19942), 7211 states have internal predecessors, (19942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:13,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7212 states to 7212 states and 19942 transitions. [2022-03-15 15:05:13,628 INFO L78 Accepts]: Start accepts. Automaton has 7212 states and 19942 transitions. Word has length 100 [2022-03-15 15:05:13,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:13,628 INFO L470 AbstractCegarLoop]: Abstraction has 7212 states and 19942 transitions. [2022-03-15 15:05:13,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:13,629 INFO L276 IsEmpty]: Start isEmpty. Operand 7212 states and 19942 transitions. [2022-03-15 15:05:13,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:13,634 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:13,634 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:13,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-15 15:05:13,634 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:13,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:13,634 INFO L85 PathProgramCache]: Analyzing trace with hash -2078254025, now seen corresponding path program 9 times [2022-03-15 15:05:13,634 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:13,634 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552712895] [2022-03-15 15:05:13,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:13,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:14,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:14,314 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:14,314 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552712895] [2022-03-15 15:05:14,314 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552712895] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:14,314 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:14,314 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:14,314 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214473882] [2022-03-15 15:05:14,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:14,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:14,314 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:14,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:14,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:14,315 INFO L87 Difference]: Start difference. First operand 7212 states and 19942 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:15,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:15,638 INFO L93 Difference]: Finished difference Result 8644 states and 23175 transitions. [2022-03-15 15:05:15,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:05:15,638 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:15,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:15,651 INFO L225 Difference]: With dead ends: 8644 [2022-03-15 15:05:15,651 INFO L226 Difference]: Without dead ends: 8644 [2022-03-15 15:05:15,651 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:05:15,651 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1527 mSDsluCounter, 1374 mSDsCounter, 0 mSdLazyCounter, 1295 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1527 SdHoareTripleChecker+Valid, 1694 SdHoareTripleChecker+Invalid, 1444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:15,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1527 Valid, 1694 Invalid, 1444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1295 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:05:15,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8644 states. [2022-03-15 15:05:15,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8644 to 7296. [2022-03-15 15:05:15,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:15,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-03-15 15:05:15,740 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-03-15 15:05:15,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:15,741 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-03-15 15:05:15,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:15,741 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-03-15 15:05:15,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:15,746 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:15,746 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:15,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-15 15:05:15,746 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:15,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:15,747 INFO L85 PathProgramCache]: Analyzing trace with hash -294065375, now seen corresponding path program 10 times [2022-03-15 15:05:15,747 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:15,747 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716947457] [2022-03-15 15:05:15,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:15,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:16,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:16,438 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:16,438 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716947457] [2022-03-15 15:05:16,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716947457] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:16,439 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:16,439 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:16,439 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570646749] [2022-03-15 15:05:16,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:16,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:16,439 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:16,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:16,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:16,439 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:18,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:18,037 INFO L93 Difference]: Finished difference Result 9034 states and 24236 transitions. [2022-03-15 15:05:18,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:18,037 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:18,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:18,051 INFO L225 Difference]: With dead ends: 9034 [2022-03-15 15:05:18,051 INFO L226 Difference]: Without dead ends: 9034 [2022-03-15 15:05:18,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:18,051 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1466 mSDsluCounter, 1731 mSDsCounter, 0 mSdLazyCounter, 1581 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1466 SdHoareTripleChecker+Valid, 2058 SdHoareTripleChecker+Invalid, 1779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:18,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1466 Valid, 2058 Invalid, 1779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1581 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:18,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9034 states. [2022-03-15 15:05:18,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9034 to 7317. [2022-03-15 15:05:18,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:18,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-03-15 15:05:18,144 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-03-15 15:05:18,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:18,144 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-03-15 15:05:18,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:18,145 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-03-15 15:05:18,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:18,150 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:18,150 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:18,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-15 15:05:18,150 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:18,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:18,150 INFO L85 PathProgramCache]: Analyzing trace with hash 2142816405, now seen corresponding path program 11 times [2022-03-15 15:05:18,150 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:18,150 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290853876] [2022-03-15 15:05:18,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:18,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:19,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:19,116 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:19,116 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290853876] [2022-03-15 15:05:19,116 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290853876] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:19,116 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:19,116 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:19,116 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080782341] [2022-03-15 15:05:19,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:19,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:19,117 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:19,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:19,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:19,117 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:20,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:20,903 INFO L93 Difference]: Finished difference Result 8959 states and 24073 transitions. [2022-03-15 15:05:20,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:20,904 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:20,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:20,917 INFO L225 Difference]: With dead ends: 8959 [2022-03-15 15:05:20,917 INFO L226 Difference]: Without dead ends: 8959 [2022-03-15 15:05:20,918 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:20,918 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 1587 mSDsluCounter, 1915 mSDsCounter, 0 mSdLazyCounter, 1709 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1587 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 1911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:20,918 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1587 Valid, 2253 Invalid, 1911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1709 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:20,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8959 states. [2022-03-15 15:05:20,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8959 to 7296. [2022-03-15 15:05:21,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:21,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-03-15 15:05:21,012 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-03-15 15:05:21,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:21,012 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-03-15 15:05:21,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:21,012 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-03-15 15:05:21,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:21,018 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:21,018 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:21,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-15 15:05:21,018 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:21,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:21,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1991627027, now seen corresponding path program 12 times [2022-03-15 15:05:21,019 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:21,019 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959080433] [2022-03-15 15:05:21,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:21,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:22,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:22,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:22,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959080433] [2022-03-15 15:05:22,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959080433] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:22,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:22,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:22,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561693714] [2022-03-15 15:05:22,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:22,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:22,073 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:22,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:22,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:22,074 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:23,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:23,787 INFO L93 Difference]: Finished difference Result 9594 states and 25826 transitions. [2022-03-15 15:05:23,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:23,788 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:23,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:23,803 INFO L225 Difference]: With dead ends: 9594 [2022-03-15 15:05:23,804 INFO L226 Difference]: Without dead ends: 9594 [2022-03-15 15:05:23,804 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:23,804 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1702 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 1676 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1702 SdHoareTripleChecker+Valid, 2177 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:23,804 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1702 Valid, 2177 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1676 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:23,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9594 states. [2022-03-15 15:05:23,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9594 to 7338. [2022-03-15 15:05:23,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7338 states, 7334 states have (on average 2.76983910553586) internal successors, (20314), 7337 states have internal predecessors, (20314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:23,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7338 states to 7338 states and 20314 transitions. [2022-03-15 15:05:23,920 INFO L78 Accepts]: Start accepts. Automaton has 7338 states and 20314 transitions. Word has length 100 [2022-03-15 15:05:23,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:23,920 INFO L470 AbstractCegarLoop]: Abstraction has 7338 states and 20314 transitions. [2022-03-15 15:05:23,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand 7338 states and 20314 transitions. [2022-03-15 15:05:23,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:23,926 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:23,926 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:23,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-15 15:05:23,926 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:23,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:23,926 INFO L85 PathProgramCache]: Analyzing trace with hash -174619949, now seen corresponding path program 13 times [2022-03-15 15:05:23,927 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:23,927 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185316809] [2022-03-15 15:05:23,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:23,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:23,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:24,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:24,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:24,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185316809] [2022-03-15 15:05:24,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185316809] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:24,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:24,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:24,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688775463] [2022-03-15 15:05:24,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:24,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:24,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:24,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:24,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:24,758 INFO L87 Difference]: Start difference. First operand 7338 states and 20314 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:26,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:26,305 INFO L93 Difference]: Finished difference Result 9139 states and 24562 transitions. [2022-03-15 15:05:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:26,305 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:26,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:26,319 INFO L225 Difference]: With dead ends: 9139 [2022-03-15 15:05:26,319 INFO L226 Difference]: Without dead ends: 9139 [2022-03-15 15:05:26,319 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:26,319 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1391 mSDsluCounter, 1740 mSDsCounter, 0 mSdLazyCounter, 1547 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 2066 SdHoareTripleChecker+Invalid, 1785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 1547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:26,320 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1391 Valid, 2066 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 1547 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:05:26,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9139 states. [2022-03-15 15:05:26,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9139 to 7359. [2022-03-15 15:05:26,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7359 states, 7355 states have (on average 2.7703602991162475) internal successors, (20376), 7358 states have internal predecessors, (20376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:26,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7359 states to 7359 states and 20376 transitions. [2022-03-15 15:05:26,419 INFO L78 Accepts]: Start accepts. Automaton has 7359 states and 20376 transitions. Word has length 100 [2022-03-15 15:05:26,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:26,419 INFO L470 AbstractCegarLoop]: Abstraction has 7359 states and 20376 transitions. [2022-03-15 15:05:26,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:26,419 INFO L276 IsEmpty]: Start isEmpty. Operand 7359 states and 20376 transitions. [2022-03-15 15:05:26,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:26,425 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:26,425 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:26,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-15 15:05:26,425 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:26,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:26,425 INFO L85 PathProgramCache]: Analyzing trace with hash -2032705465, now seen corresponding path program 14 times [2022-03-15 15:05:26,425 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:26,425 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015068020] [2022-03-15 15:05:26,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:26,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:27,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:27,416 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:27,416 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015068020] [2022-03-15 15:05:27,417 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015068020] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:27,417 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:27,417 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:27,417 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822605560] [2022-03-15 15:05:27,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:27,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:27,417 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:27,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:27,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:27,417 INFO L87 Difference]: Start difference. First operand 7359 states and 20376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:29,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:29,225 INFO L93 Difference]: Finished difference Result 9433 states and 25398 transitions. [2022-03-15 15:05:29,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:29,226 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:29,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:29,240 INFO L225 Difference]: With dead ends: 9433 [2022-03-15 15:05:29,240 INFO L226 Difference]: Without dead ends: 9433 [2022-03-15 15:05:29,240 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:29,240 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1633 mSDsluCounter, 2190 mSDsCounter, 0 mSdLazyCounter, 1901 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1633 SdHoareTripleChecker+Valid, 2522 SdHoareTripleChecker+Invalid, 2106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:29,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1633 Valid, 2522 Invalid, 2106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1901 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:29,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9433 states. [2022-03-15 15:05:29,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9433 to 7317. [2022-03-15 15:05:29,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:29,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-03-15 15:05:29,335 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-03-15 15:05:29,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:29,335 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-03-15 15:05:29,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:29,336 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-03-15 15:05:29,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:29,341 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:29,341 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:29,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-15 15:05:29,341 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:29,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:29,341 INFO L85 PathProgramCache]: Analyzing trace with hash 435827365, now seen corresponding path program 15 times [2022-03-15 15:05:29,341 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:29,341 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344196995] [2022-03-15 15:05:29,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:29,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:30,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:30,498 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:30,498 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344196995] [2022-03-15 15:05:30,498 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344196995] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:30,498 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:30,498 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:30,498 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691320883] [2022-03-15 15:05:30,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:30,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:30,499 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:30,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:30,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:30,499 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:32,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:32,203 INFO L93 Difference]: Finished difference Result 9253 states and 24877 transitions. [2022-03-15 15:05:32,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:32,203 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:32,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:32,217 INFO L225 Difference]: With dead ends: 9253 [2022-03-15 15:05:32,217 INFO L226 Difference]: Without dead ends: 9253 [2022-03-15 15:05:32,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:32,217 INFO L933 BasicCegarLoop]: 393 mSDtfsCounter, 1480 mSDsluCounter, 1769 mSDsCounter, 0 mSdLazyCounter, 1604 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:32,217 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 2106 Invalid, 1822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1604 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:32,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9253 states. [2022-03-15 15:05:32,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9253 to 7296. [2022-03-15 15:05:32,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:32,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-03-15 15:05:32,308 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-03-15 15:05:32,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:32,308 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-03-15 15:05:32,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:32,308 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-03-15 15:05:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:32,313 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:32,314 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:32,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-15 15:05:32,314 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:32,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:32,314 INFO L85 PathProgramCache]: Analyzing trace with hash 572920553, now seen corresponding path program 16 times [2022-03-15 15:05:32,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:32,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031160419] [2022-03-15 15:05:32,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:32,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:33,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:33,325 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:33,325 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031160419] [2022-03-15 15:05:33,325 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031160419] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:33,325 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:33,325 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:33,325 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95092990] [2022-03-15 15:05:33,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:33,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:33,325 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:33,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:33,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:33,326 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:35,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:35,015 INFO L93 Difference]: Finished difference Result 9758 states and 26335 transitions. [2022-03-15 15:05:35,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:35,016 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:35,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:35,032 INFO L225 Difference]: With dead ends: 9758 [2022-03-15 15:05:35,032 INFO L226 Difference]: Without dead ends: 9758 [2022-03-15 15:05:35,032 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:35,032 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1290 mSDsluCounter, 1588 mSDsCounter, 0 mSdLazyCounter, 1511 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 1935 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:35,032 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 1935 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1511 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:35,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9758 states. [2022-03-15 15:05:35,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9758 to 7401. [2022-03-15 15:05:35,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7401 states, 7397 states have (on average 2.7713938083006626) internal successors, (20500), 7400 states have internal predecessors, (20500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:35,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 20500 transitions. [2022-03-15 15:05:35,138 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 20500 transitions. Word has length 100 [2022-03-15 15:05:35,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:35,138 INFO L470 AbstractCegarLoop]: Abstraction has 7401 states and 20500 transitions. [2022-03-15 15:05:35,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:35,139 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 20500 transitions. [2022-03-15 15:05:35,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:35,144 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:35,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:35,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-15 15:05:35,144 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:35,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:35,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1593326423, now seen corresponding path program 17 times [2022-03-15 15:05:35,144 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:35,145 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012352086] [2022-03-15 15:05:35,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:35,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:35,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:35,926 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:35,926 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012352086] [2022-03-15 15:05:35,926 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012352086] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:35,926 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:35,926 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:35,926 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084007790] [2022-03-15 15:05:35,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:35,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:35,927 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:35,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:35,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:35,927 INFO L87 Difference]: Start difference. First operand 7401 states and 20500 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:37,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:37,668 INFO L93 Difference]: Finished difference Result 9672 states and 26086 transitions. [2022-03-15 15:05:37,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:37,668 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:37,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:37,682 INFO L225 Difference]: With dead ends: 9672 [2022-03-15 15:05:37,682 INFO L226 Difference]: Without dead ends: 9672 [2022-03-15 15:05:37,682 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:37,682 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1503 mSDsluCounter, 1898 mSDsCounter, 0 mSdLazyCounter, 1709 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 2237 SdHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:37,683 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 2237 Invalid, 1973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1709 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:37,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9672 states. [2022-03-15 15:05:37,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9672 to 7422. [2022-03-15 15:05:37,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:37,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-15 15:05:37,777 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-15 15:05:37,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:37,777 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-15 15:05:37,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:37,777 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-15 15:05:37,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:37,782 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:37,782 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:37,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-15 15:05:37,782 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:37,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:37,783 INFO L85 PathProgramCache]: Analyzing trace with hash 843555357, now seen corresponding path program 18 times [2022-03-15 15:05:37,783 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:37,783 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78775704] [2022-03-15 15:05:37,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:37,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:38,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:38,728 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:38,728 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78775704] [2022-03-15 15:05:38,728 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78775704] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:38,728 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:38,728 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:38,728 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444356186] [2022-03-15 15:05:38,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:38,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:38,728 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:38,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:38,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:38,729 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:40,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:40,556 INFO L93 Difference]: Finished difference Result 9840 states and 26550 transitions. [2022-03-15 15:05:40,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:40,557 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:40,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:40,571 INFO L225 Difference]: With dead ends: 9840 [2022-03-15 15:05:40,571 INFO L226 Difference]: Without dead ends: 9840 [2022-03-15 15:05:40,571 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:40,571 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1334 mSDsluCounter, 1901 mSDsCounter, 0 mSdLazyCounter, 1698 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1334 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 1969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:40,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1334 Valid, 2253 Invalid, 1969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1698 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:40,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9840 states. [2022-03-15 15:05:40,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9840 to 7380. [2022-03-15 15:05:40,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:40,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-15 15:05:40,667 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-15 15:05:40,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:40,667 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-15 15:05:40,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:40,667 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-15 15:05:40,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:40,673 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:40,673 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:40,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-15 15:05:40,673 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:40,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:40,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1413295385, now seen corresponding path program 19 times [2022-03-15 15:05:40,673 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:40,673 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090148194] [2022-03-15 15:05:40,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:40,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:41,423 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:41,423 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090148194] [2022-03-15 15:05:41,423 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090148194] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:41,423 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:41,423 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:41,424 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579928906] [2022-03-15 15:05:41,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:41,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:41,424 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:41,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:41,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:41,424 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:42,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:42,862 INFO L93 Difference]: Finished difference Result 9844 states and 26569 transitions. [2022-03-15 15:05:42,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:05:42,863 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:42,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:42,877 INFO L225 Difference]: With dead ends: 9844 [2022-03-15 15:05:42,878 INFO L226 Difference]: Without dead ends: 9844 [2022-03-15 15:05:42,878 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:05:42,878 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1818 mSDsluCounter, 1422 mSDsCounter, 0 mSdLazyCounter, 1364 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1818 SdHoareTripleChecker+Valid, 1750 SdHoareTripleChecker+Invalid, 1631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:42,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1818 Valid, 1750 Invalid, 1631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1364 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:05:42,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9844 states. [2022-03-15 15:05:42,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9844 to 7422. [2022-03-15 15:05:42,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:42,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-15 15:05:42,984 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-15 15:05:42,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:42,984 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-15 15:05:42,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:42,984 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-15 15:05:42,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:42,990 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:42,990 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:42,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-15 15:05:42,990 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:42,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:42,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1097483261, now seen corresponding path program 20 times [2022-03-15 15:05:42,991 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:42,991 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580401798] [2022-03-15 15:05:42,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:42,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:43,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:43,798 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:43,798 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580401798] [2022-03-15 15:05:43,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580401798] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:43,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:43,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:43,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607927100] [2022-03-15 15:05:43,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:43,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:43,799 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:43,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:43,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:43,799 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:45,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:45,452 INFO L93 Difference]: Finished difference Result 10066 states and 27134 transitions. [2022-03-15 15:05:45,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:45,452 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:45,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:45,468 INFO L225 Difference]: With dead ends: 10066 [2022-03-15 15:05:45,469 INFO L226 Difference]: Without dead ends: 10066 [2022-03-15 15:05:45,469 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:45,469 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1490 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 1554 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1490 SdHoareTripleChecker+Valid, 2073 SdHoareTripleChecker+Invalid, 1817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:45,469 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1490 Valid, 2073 Invalid, 1817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1554 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:45,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10066 states. [2022-03-15 15:05:45,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10066 to 7443. [2022-03-15 15:05:45,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:45,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-15 15:05:45,576 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-15 15:05:45,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:45,576 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-15 15:05:45,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:45,576 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-15 15:05:45,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:45,582 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:45,582 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:45,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-15 15:05:45,582 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:45,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:45,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1339398519, now seen corresponding path program 21 times [2022-03-15 15:05:45,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:45,583 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636606411] [2022-03-15 15:05:45,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:45,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:45,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:46,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:46,639 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:46,639 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636606411] [2022-03-15 15:05:46,639 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636606411] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:46,639 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:46,639 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:46,639 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230643565] [2022-03-15 15:05:46,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:46,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:46,640 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:46,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:46,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:46,640 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:48,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:48,401 INFO L93 Difference]: Finished difference Result 9991 states and 26971 transitions. [2022-03-15 15:05:48,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:48,401 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:48,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:48,416 INFO L225 Difference]: With dead ends: 9991 [2022-03-15 15:05:48,416 INFO L226 Difference]: Without dead ends: 9991 [2022-03-15 15:05:48,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:05:48,416 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1493 mSDsluCounter, 1895 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1493 SdHoareTripleChecker+Valid, 2243 SdHoareTripleChecker+Invalid, 1971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:48,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1493 Valid, 2243 Invalid, 1971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:48,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9991 states. [2022-03-15 15:05:48,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9991 to 7338. [2022-03-15 15:05:48,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7338 states, 7334 states have (on average 2.76983910553586) internal successors, (20314), 7337 states have internal predecessors, (20314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:48,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7338 states to 7338 states and 20314 transitions. [2022-03-15 15:05:48,513 INFO L78 Accepts]: Start accepts. Automaton has 7338 states and 20314 transitions. Word has length 100 [2022-03-15 15:05:48,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:48,513 INFO L470 AbstractCegarLoop]: Abstraction has 7338 states and 20314 transitions. [2022-03-15 15:05:48,513 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:48,513 INFO L276 IsEmpty]: Start isEmpty. Operand 7338 states and 20314 transitions. [2022-03-15 15:05:48,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:48,519 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:48,519 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:48,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-15 15:05:48,520 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:48,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:48,520 INFO L85 PathProgramCache]: Analyzing trace with hash -358446247, now seen corresponding path program 22 times [2022-03-15 15:05:48,520 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:48,520 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727392093] [2022-03-15 15:05:48,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:48,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:49,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:49,265 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:49,265 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727392093] [2022-03-15 15:05:49,265 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727392093] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:49,266 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:49,266 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:49,266 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317288582] [2022-03-15 15:05:49,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:49,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:49,266 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:49,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:49,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:49,266 INFO L87 Difference]: Start difference. First operand 7338 states and 20314 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:50,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:50,877 INFO L93 Difference]: Finished difference Result 8988 states and 24141 transitions. [2022-03-15 15:05:50,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:05:50,878 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:50,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:50,892 INFO L225 Difference]: With dead ends: 8988 [2022-03-15 15:05:50,892 INFO L226 Difference]: Without dead ends: 8988 [2022-03-15 15:05:50,892 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:05:50,892 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1647 mSDsluCounter, 1719 mSDsCounter, 0 mSdLazyCounter, 1604 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 2034 SdHoareTripleChecker+Invalid, 1779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:50,892 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1647 Valid, 2034 Invalid, 1779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1604 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:50,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8988 states. [2022-03-15 15:05:50,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8988 to 7380. [2022-03-15 15:05:50,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:50,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-15 15:05:50,987 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-15 15:05:50,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:50,987 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-15 15:05:50,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:50,987 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-15 15:05:50,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:50,994 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:50,994 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:50,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-15 15:05:50,995 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:50,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:50,995 INFO L85 PathProgramCache]: Analyzing trace with hash -539196289, now seen corresponding path program 23 times [2022-03-15 15:05:50,995 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:50,995 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231085618] [2022-03-15 15:05:50,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:50,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:51,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:51,754 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:51,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231085618] [2022-03-15 15:05:51,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231085618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:51,754 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:51,754 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:51,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872831963] [2022-03-15 15:05:51,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:51,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:51,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:51,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:51,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:51,755 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:53,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:53,401 INFO L93 Difference]: Finished difference Result 9508 states and 25561 transitions. [2022-03-15 15:05:53,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:05:53,403 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:53,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:53,417 INFO L225 Difference]: With dead ends: 9508 [2022-03-15 15:05:53,418 INFO L226 Difference]: Without dead ends: 9508 [2022-03-15 15:05:53,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:05:53,418 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1434 mSDsluCounter, 1692 mSDsCounter, 0 mSdLazyCounter, 1557 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 2025 SdHoareTripleChecker+Invalid, 1783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 1557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:53,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 2025 Invalid, 1783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1557 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:53,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9508 states. [2022-03-15 15:05:53,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9508 to 7422. [2022-03-15 15:05:53,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:53,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-15 15:05:53,521 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-15 15:05:53,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:53,521 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-15 15:05:53,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-15 15:05:53,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:53,527 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:53,528 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:53,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-15 15:05:53,528 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:53,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:53,528 INFO L85 PathProgramCache]: Analyzing trace with hash -890675295, now seen corresponding path program 24 times [2022-03-15 15:05:53,528 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:53,528 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138681490] [2022-03-15 15:05:53,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:53,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:53,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:54,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:54,328 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:54,328 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138681490] [2022-03-15 15:05:54,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138681490] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:54,328 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:54,329 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:54,329 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637516742] [2022-03-15 15:05:54,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:54,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:54,329 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:54,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:54,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:54,329 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:55,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:55,976 INFO L93 Difference]: Finished difference Result 9420 states and 25326 transitions. [2022-03-15 15:05:55,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:05:55,977 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:55,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:55,992 INFO L225 Difference]: With dead ends: 9420 [2022-03-15 15:05:55,992 INFO L226 Difference]: Without dead ends: 9420 [2022-03-15 15:05:55,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:05:55,992 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1533 mSDsluCounter, 1770 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1533 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:55,992 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1533 Valid, 2106 Invalid, 1826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:05:56,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9420 states. [2022-03-15 15:05:56,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9420 to 7443. [2022-03-15 15:05:56,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:56,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-15 15:05:56,140 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-15 15:05:56,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:56,140 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-15 15:05:56,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:56,140 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-15 15:05:56,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:56,146 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:56,146 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:56,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-15 15:05:56,147 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:56,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:56,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1546206485, now seen corresponding path program 25 times [2022-03-15 15:05:56,149 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:56,149 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863680917] [2022-03-15 15:05:56,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:56,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:57,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:57,002 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:57,002 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863680917] [2022-03-15 15:05:57,002 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863680917] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:57,002 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:57,002 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:57,002 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488701097] [2022-03-15 15:05:57,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:57,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:57,003 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:57,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:57,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:57,003 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:58,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:05:58,768 INFO L93 Difference]: Finished difference Result 9345 states and 25163 transitions. [2022-03-15 15:05:58,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:05:58,769 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:05:58,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:05:58,782 INFO L225 Difference]: With dead ends: 9345 [2022-03-15 15:05:58,782 INFO L226 Difference]: Without dead ends: 9345 [2022-03-15 15:05:58,783 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 [2022-03-15 15:05:58,783 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1594 mSDsluCounter, 1727 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1594 SdHoareTripleChecker+Valid, 2079 SdHoareTripleChecker+Invalid, 1847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:05:58,783 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1594 Valid, 2079 Invalid, 1847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:05:58,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9345 states. [2022-03-15 15:05:58,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9345 to 7380. [2022-03-15 15:05:58,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:58,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-15 15:05:58,875 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-15 15:05:58,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:05:58,875 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-15 15:05:58,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:05:58,875 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-15 15:05:58,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:05:58,881 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:05:58,881 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:05:58,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-15 15:05:58,881 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:05:58,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:05:58,881 INFO L85 PathProgramCache]: Analyzing trace with hash 4738225, now seen corresponding path program 26 times [2022-03-15 15:05:58,881 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:05:58,881 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758238956] [2022-03-15 15:05:58,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:05:58,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:05:58,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:05:59,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:05:59,925 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:05:59,925 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758238956] [2022-03-15 15:05:59,925 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758238956] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:05:59,925 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:05:59,925 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:05:59,925 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585814773] [2022-03-15 15:05:59,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:05:59,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:05:59,926 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:05:59,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:05:59,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:05:59,926 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:01,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:01,715 INFO L93 Difference]: Finished difference Result 10110 states and 27275 transitions. [2022-03-15 15:06:01,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:01,716 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:01,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:01,731 INFO L225 Difference]: With dead ends: 10110 [2022-03-15 15:06:01,731 INFO L226 Difference]: Without dead ends: 10110 [2022-03-15 15:06:01,731 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:01,731 INFO L933 BasicCegarLoop]: 387 mSDtfsCounter, 1479 mSDsluCounter, 1885 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1479 SdHoareTripleChecker+Valid, 2233 SdHoareTripleChecker+Invalid, 1989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:01,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1479 Valid, 2233 Invalid, 1989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:06:01,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10110 states. [2022-03-15 15:06:01,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10110 to 7485. [2022-03-15 15:06:01,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:01,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-03-15 15:06:01,830 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-03-15 15:06:01,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:01,830 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-03-15 15:06:01,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:01,830 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-03-15 15:06:01,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:01,836 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:01,836 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:01,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-15 15:06:01,836 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:01,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:01,836 INFO L85 PathProgramCache]: Analyzing trace with hash 2133458545, now seen corresponding path program 27 times [2022-03-15 15:06:01,836 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:01,836 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589121055] [2022-03-15 15:06:01,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:01,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:02,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:02,604 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:02,604 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589121055] [2022-03-15 15:06:02,604 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589121055] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:02,605 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:02,605 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:02,605 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385533562] [2022-03-15 15:06:02,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:02,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:02,605 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:02,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:02,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:02,605 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:04,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:04,088 INFO L93 Difference]: Finished difference Result 10024 states and 27026 transitions. [2022-03-15 15:06:04,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:04,089 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:04,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:04,103 INFO L225 Difference]: With dead ends: 10024 [2022-03-15 15:06:04,104 INFO L226 Difference]: Without dead ends: 10024 [2022-03-15 15:06:04,104 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:04,104 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1581 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 1468 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 1895 SdHoareTripleChecker+Invalid, 1710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:04,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 1895 Invalid, 1710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1468 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:06:04,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10024 states. [2022-03-15 15:06:04,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10024 to 7506. [2022-03-15 15:06:04,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7506 states, 7502 states have (on average 2.7739269528125834) internal successors, (20810), 7505 states have internal predecessors, (20810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:04,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7506 states to 7506 states and 20810 transitions. [2022-03-15 15:06:04,281 INFO L78 Accepts]: Start accepts. Automaton has 7506 states and 20810 transitions. Word has length 100 [2022-03-15 15:06:04,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:04,281 INFO L470 AbstractCegarLoop]: Abstraction has 7506 states and 20810 transitions. [2022-03-15 15:06:04,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:04,281 INFO L276 IsEmpty]: Start isEmpty. Operand 7506 states and 20810 transitions. [2022-03-15 15:06:04,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:04,287 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:04,287 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:04,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-15 15:06:04,287 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:04,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:04,290 INFO L85 PathProgramCache]: Analyzing trace with hash 275373029, now seen corresponding path program 28 times [2022-03-15 15:06:04,290 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:04,290 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166055245] [2022-03-15 15:06:04,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:04,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:05,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:05,199 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:05,199 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166055245] [2022-03-15 15:06:05,199 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166055245] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:05,199 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:05,199 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:05,200 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271340453] [2022-03-15 15:06:05,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:05,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:05,200 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:05,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:05,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:05,200 INFO L87 Difference]: Start difference. First operand 7506 states and 20810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:06,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:06,937 INFO L93 Difference]: Finished difference Result 10192 states and 27490 transitions. [2022-03-15 15:06:06,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:06,938 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:06,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:06,953 INFO L225 Difference]: With dead ends: 10192 [2022-03-15 15:06:06,953 INFO L226 Difference]: Without dead ends: 10192 [2022-03-15 15:06:06,953 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 [2022-03-15 15:06:06,953 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 1639 mSDsluCounter, 1785 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1639 SdHoareTripleChecker+Valid, 2134 SdHoareTripleChecker+Invalid, 1946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:06,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1639 Valid, 2134 Invalid, 1946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:06,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10192 states. [2022-03-15 15:06:07,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10192 to 7464. [2022-03-15 15:06:07,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:07,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-03-15 15:06:07,058 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-03-15 15:06:07,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:07,058 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-03-15 15:06:07,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:07,058 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-03-15 15:06:07,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:07,064 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:07,064 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:07,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-15 15:06:07,064 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:07,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:07,064 INFO L85 PathProgramCache]: Analyzing trace with hash 845113057, now seen corresponding path program 29 times [2022-03-15 15:06:07,064 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:07,064 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522057052] [2022-03-15 15:06:07,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:07,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:07,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:07,783 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:07,783 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522057052] [2022-03-15 15:06:07,783 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522057052] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:07,783 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:07,783 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:07,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635659668] [2022-03-15 15:06:07,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:07,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:07,784 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:07,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:07,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:07,784 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:09,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:09,004 INFO L93 Difference]: Finished difference Result 9676 states and 26073 transitions. [2022-03-15 15:06:09,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:06:09,005 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:09,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:09,019 INFO L225 Difference]: With dead ends: 9676 [2022-03-15 15:06:09,019 INFO L226 Difference]: Without dead ends: 9676 [2022-03-15 15:06:09,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:06:09,020 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1526 mSDsluCounter, 1153 mSDsCounter, 0 mSdLazyCounter, 1119 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 1347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:09,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1526 Valid, 1487 Invalid, 1347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1119 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:06:09,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9676 states. [2022-03-15 15:06:09,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9676 to 7506. [2022-03-15 15:06:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7506 states, 7502 states have (on average 2.7739269528125834) internal successors, (20810), 7505 states have internal predecessors, (20810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:09,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7506 states to 7506 states and 20810 transitions. [2022-03-15 15:06:09,119 INFO L78 Accepts]: Start accepts. Automaton has 7506 states and 20810 transitions. Word has length 100 [2022-03-15 15:06:09,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:09,119 INFO L470 AbstractCegarLoop]: Abstraction has 7506 states and 20810 transitions. [2022-03-15 15:06:09,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:09,119 INFO L276 IsEmpty]: Start isEmpty. Operand 7506 states and 20810 transitions. [2022-03-15 15:06:09,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:09,126 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:09,126 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:09,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-15 15:06:09,126 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:09,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:09,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1665665589, now seen corresponding path program 30 times [2022-03-15 15:06:09,126 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:09,126 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791304528] [2022-03-15 15:06:09,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:09,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:09,879 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:09,879 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791304528] [2022-03-15 15:06:09,879 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791304528] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:09,879 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:09,879 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:09,879 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149961530] [2022-03-15 15:06:09,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:09,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:09,879 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:09,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:09,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:09,880 INFO L87 Difference]: Start difference. First operand 7506 states and 20810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:11,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:11,564 INFO L93 Difference]: Finished difference Result 10066 states and 27134 transitions. [2022-03-15 15:06:11,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:11,565 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:11,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:11,581 INFO L225 Difference]: With dead ends: 10066 [2022-03-15 15:06:11,581 INFO L226 Difference]: Without dead ends: 10066 [2022-03-15 15:06:11,581 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:11,581 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1642 mSDsluCounter, 1726 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1642 SdHoareTripleChecker+Valid, 2067 SdHoareTripleChecker+Invalid, 1899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:11,581 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1642 Valid, 2067 Invalid, 1899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:11,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10066 states. [2022-03-15 15:06:11,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10066 to 7527. [2022-03-15 15:06:11,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:11,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-15 15:06:11,689 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-15 15:06:11,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:11,689 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-15 15:06:11,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:11,689 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-15 15:06:11,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:11,695 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:11,695 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:11,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-15 15:06:11,695 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:11,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:11,695 INFO L85 PathProgramCache]: Analyzing trace with hash 771216191, now seen corresponding path program 31 times [2022-03-15 15:06:11,695 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:11,695 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690214035] [2022-03-15 15:06:11,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:11,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:12,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:12,676 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:12,676 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690214035] [2022-03-15 15:06:12,676 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690214035] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:12,676 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:12,677 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:12,677 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337714752] [2022-03-15 15:06:12,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:12,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:12,677 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:12,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:12,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:12,677 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:14,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:14,299 INFO L93 Difference]: Finished difference Result 9991 states and 26971 transitions. [2022-03-15 15:06:14,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:14,299 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:14,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:14,314 INFO L225 Difference]: With dead ends: 9991 [2022-03-15 15:06:14,314 INFO L226 Difference]: Without dead ends: 9991 [2022-03-15 15:06:14,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:14,314 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1632 mSDsluCounter, 1653 mSDsCounter, 0 mSdLazyCounter, 1509 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1632 SdHoareTripleChecker+Valid, 2008 SdHoareTripleChecker+Invalid, 1774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:14,314 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1632 Valid, 2008 Invalid, 1774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:06:14,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9991 states. [2022-03-15 15:06:14,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9991 to 7422. [2022-03-15 15:06:14,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:14,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-15 15:06:14,410 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-15 15:06:14,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:14,410 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-15 15:06:14,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:14,410 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-15 15:06:14,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:14,415 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:14,415 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:14,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-15 15:06:14,415 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:14,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:14,416 INFO L85 PathProgramCache]: Analyzing trace with hash 588069779, now seen corresponding path program 32 times [2022-03-15 15:06:14,416 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:14,416 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105073980] [2022-03-15 15:06:14,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:14,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:15,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:15,457 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:15,457 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105073980] [2022-03-15 15:06:15,457 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105073980] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:15,457 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:15,457 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:15,457 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817453843] [2022-03-15 15:06:15,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:15,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:15,457 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:15,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:15,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:15,458 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:17,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:17,111 INFO L93 Difference]: Finished difference Result 9896 states and 26668 transitions. [2022-03-15 15:06:17,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:17,111 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:17,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:17,126 INFO L225 Difference]: With dead ends: 9896 [2022-03-15 15:06:17,126 INFO L226 Difference]: Without dead ends: 9896 [2022-03-15 15:06:17,126 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:17,127 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 1550 mSDsluCounter, 1605 mSDsCounter, 0 mSdLazyCounter, 1503 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1550 SdHoareTripleChecker+Valid, 1954 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:17,127 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1550 Valid, 1954 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1503 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:06:17,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9896 states. [2022-03-15 15:06:17,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9896 to 7464. [2022-03-15 15:06:17,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:17,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-03-15 15:06:17,232 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-03-15 15:06:17,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:17,233 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-03-15 15:06:17,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:17,233 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-03-15 15:06:17,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:17,239 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:17,239 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:17,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-15 15:06:17,239 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:17,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:17,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1578177197, now seen corresponding path program 33 times [2022-03-15 15:06:17,239 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:17,239 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593492005] [2022-03-15 15:06:17,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:17,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:18,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:18,120 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:18,120 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593492005] [2022-03-15 15:06:18,120 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593492005] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:18,120 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:18,120 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:18,121 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611131969] [2022-03-15 15:06:18,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:18,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:18,121 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:18,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:18,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:18,121 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:19,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:19,745 INFO L93 Difference]: Finished difference Result 9441 states and 25404 transitions. [2022-03-15 15:06:19,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:19,746 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:19,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:19,760 INFO L225 Difference]: With dead ends: 9441 [2022-03-15 15:06:19,760 INFO L226 Difference]: Without dead ends: 9441 [2022-03-15 15:06:19,760 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:19,760 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1257 mSDsluCounter, 1922 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1257 SdHoareTripleChecker+Valid, 2255 SdHoareTripleChecker+Invalid, 1930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:19,761 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1257 Valid, 2255 Invalid, 1930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:19,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9441 states. [2022-03-15 15:06:19,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9441 to 7485. [2022-03-15 15:06:19,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:19,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-03-15 15:06:19,857 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-03-15 15:06:19,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:19,857 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-03-15 15:06:19,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:19,857 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-03-15 15:06:19,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:19,863 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:19,863 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:19,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-15 15:06:19,863 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:19,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:19,863 INFO L85 PathProgramCache]: Analyzing trace with hash 858704583, now seen corresponding path program 34 times [2022-03-15 15:06:19,863 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:19,863 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210267592] [2022-03-15 15:06:19,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:19,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:20,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:20,881 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:20,882 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210267592] [2022-03-15 15:06:20,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210267592] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:20,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:20,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:20,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893568710] [2022-03-15 15:06:20,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:20,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:20,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:20,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:20,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:20,883 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:22,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:22,485 INFO L93 Difference]: Finished difference Result 9735 states and 26240 transitions. [2022-03-15 15:06:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:22,486 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:22,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:22,500 INFO L225 Difference]: With dead ends: 9735 [2022-03-15 15:06:22,500 INFO L226 Difference]: Without dead ends: 9735 [2022-03-15 15:06:22,500 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:22,501 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1335 mSDsluCounter, 1612 mSDsCounter, 0 mSdLazyCounter, 1508 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1335 SdHoareTripleChecker+Valid, 1959 SdHoareTripleChecker+Invalid, 1780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:22,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1335 Valid, 1959 Invalid, 1780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1508 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:06:22,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9735 states. [2022-03-15 15:06:22,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9735 to 7443. [2022-03-15 15:06:22,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:22,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-15 15:06:22,597 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-15 15:06:22,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:22,597 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-15 15:06:22,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:22,597 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-15 15:06:22,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:22,603 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:22,603 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:22,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-15 15:06:22,603 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:22,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:22,603 INFO L85 PathProgramCache]: Analyzing trace with hash -967729883, now seen corresponding path program 35 times [2022-03-15 15:06:22,603 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:22,603 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663276052] [2022-03-15 15:06:22,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:22,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:23,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:23,732 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:23,732 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663276052] [2022-03-15 15:06:23,732 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663276052] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:23,732 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:23,732 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:23,732 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510502495] [2022-03-15 15:06:23,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:23,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:23,732 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:23,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:23,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:23,733 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:25,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:25,569 INFO L93 Difference]: Finished difference Result 9555 states and 25719 transitions. [2022-03-15 15:06:25,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:25,569 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:25,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:25,584 INFO L225 Difference]: With dead ends: 9555 [2022-03-15 15:06:25,585 INFO L226 Difference]: Without dead ends: 9555 [2022-03-15 15:06:25,585 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:25,585 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 1631 mSDsluCounter, 1740 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1631 SdHoareTripleChecker+Valid, 2085 SdHoareTripleChecker+Invalid, 1955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:25,585 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1631 Valid, 2085 Invalid, 1955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:06:25,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9555 states. [2022-03-15 15:06:25,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9555 to 7380. [2022-03-15 15:06:25,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:25,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-15 15:06:25,692 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-15 15:06:25,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:25,692 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-15 15:06:25,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:25,692 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-15 15:06:25,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:25,698 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:25,698 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:25,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-15 15:06:25,698 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:25,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:25,698 INFO L85 PathProgramCache]: Analyzing trace with hash -453392777, now seen corresponding path program 56 times [2022-03-15 15:06:25,698 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:25,698 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000749706] [2022-03-15 15:06:25,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:25,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:26,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:26,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:26,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000749706] [2022-03-15 15:06:26,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000749706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:26,276 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:26,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:26,276 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868947245] [2022-03-15 15:06:26,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:26,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:26,276 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:26,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:26,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:26,277 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:27,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:27,772 INFO L93 Difference]: Finished difference Result 9536 states and 25248 transitions. [2022-03-15 15:06:27,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:06:27,772 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:27,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:27,787 INFO L225 Difference]: With dead ends: 9536 [2022-03-15 15:06:27,787 INFO L226 Difference]: Without dead ends: 9536 [2022-03-15 15:06:27,787 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=484, Invalid=922, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 15:06:27,787 INFO L933 BasicCegarLoop]: 447 mSDtfsCounter, 1911 mSDsluCounter, 1122 mSDsCounter, 0 mSdLazyCounter, 1072 mSolverCounterSat, 393 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1911 SdHoareTripleChecker+Valid, 1555 SdHoareTripleChecker+Invalid, 1465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 393 IncrementalHoareTripleChecker+Valid, 1072 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:27,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1911 Valid, 1555 Invalid, 1465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [393 Valid, 1072 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:06:27,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9536 states. [2022-03-15 15:06:27,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9536 to 7527. [2022-03-15 15:06:27,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:27,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-15 15:06:27,884 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-15 15:06:27,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:27,884 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-15 15:06:27,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:27,884 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-15 15:06:27,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:27,890 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:27,890 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:27,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-15 15:06:27,890 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:27,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:27,890 INFO L85 PathProgramCache]: Analyzing trace with hash 576058079, now seen corresponding path program 57 times [2022-03-15 15:06:27,890 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:27,891 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314076700] [2022-03-15 15:06:27,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:27,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:28,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:28,748 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:28,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314076700] [2022-03-15 15:06:28,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314076700] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:28,748 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:28,748 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:28,748 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553626421] [2022-03-15 15:06:28,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:28,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:28,748 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:28,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:28,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:28,749 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:31,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:31,172 INFO L93 Difference]: Finished difference Result 9620 states and 25480 transitions. [2022-03-15 15:06:31,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:06:31,173 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:31,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:31,187 INFO L225 Difference]: With dead ends: 9620 [2022-03-15 15:06:31,187 INFO L226 Difference]: Without dead ends: 9620 [2022-03-15 15:06:31,187 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 15:06:31,188 INFO L933 BasicCegarLoop]: 447 mSDtfsCounter, 1267 mSDsluCounter, 2373 mSDsCounter, 0 mSdLazyCounter, 2182 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1267 SdHoareTripleChecker+Valid, 2795 SdHoareTripleChecker+Invalid, 2463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 2182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:31,188 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1267 Valid, 2795 Invalid, 2463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 2182 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:06:31,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9620 states. [2022-03-15 15:06:31,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9620 to 7674. [2022-03-15 15:06:31,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7674 states, 7670 states have (on average 2.7778357235984354) internal successors, (21306), 7673 states have internal predecessors, (21306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:31,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7674 states to 7674 states and 21306 transitions. [2022-03-15 15:06:31,290 INFO L78 Accepts]: Start accepts. Automaton has 7674 states and 21306 transitions. Word has length 100 [2022-03-15 15:06:31,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:31,290 INFO L470 AbstractCegarLoop]: Abstraction has 7674 states and 21306 transitions. [2022-03-15 15:06:31,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:31,290 INFO L276 IsEmpty]: Start isEmpty. Operand 7674 states and 21306 transitions. [2022-03-15 15:06:31,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:31,296 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:31,296 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:31,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-15 15:06:31,296 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:31,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:31,297 INFO L85 PathProgramCache]: Analyzing trace with hash 551985959, now seen corresponding path program 58 times [2022-03-15 15:06:31,297 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:31,297 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254937213] [2022-03-15 15:06:31,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:31,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:32,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:32,294 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:32,294 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254937213] [2022-03-15 15:06:32,294 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254937213] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:32,295 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:32,295 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:32,295 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592310745] [2022-03-15 15:06:32,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:32,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:32,295 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:32,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:32,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:32,295 INFO L87 Difference]: Start difference. First operand 7674 states and 21306 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:34,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:34,048 INFO L93 Difference]: Finished difference Result 9521 states and 25568 transitions. [2022-03-15 15:06:34,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:34,048 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:34,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:34,063 INFO L225 Difference]: With dead ends: 9521 [2022-03-15 15:06:34,064 INFO L226 Difference]: Without dead ends: 9521 [2022-03-15 15:06:34,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:34,064 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1432 mSDsluCounter, 1623 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 1957 SdHoareTripleChecker+Invalid, 1856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:34,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 1957 Invalid, 1856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:34,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9521 states. [2022-03-15 15:06:34,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9521 to 7611. [2022-03-15 15:06:34,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:34,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-03-15 15:06:34,168 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-03-15 15:06:34,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:34,168 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-03-15 15:06:34,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:34,169 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-03-15 15:06:34,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:34,175 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:34,175 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:34,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-15 15:06:34,175 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:34,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:34,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1798542135, now seen corresponding path program 59 times [2022-03-15 15:06:34,175 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:34,175 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763430190] [2022-03-15 15:06:34,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:34,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:34,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:34,928 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:34,928 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763430190] [2022-03-15 15:06:34,928 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763430190] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:34,928 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:34,929 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:34,929 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434348917] [2022-03-15 15:06:34,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:34,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:34,929 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:34,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:34,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:34,929 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:36,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:36,871 INFO L93 Difference]: Finished difference Result 9234 states and 24789 transitions. [2022-03-15 15:06:36,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:36,871 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:36,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:36,885 INFO L225 Difference]: With dead ends: 9234 [2022-03-15 15:06:36,885 INFO L226 Difference]: Without dead ends: 9234 [2022-03-15 15:06:36,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:36,885 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1454 mSDsluCounter, 2231 mSDsCounter, 0 mSdLazyCounter, 1995 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1454 SdHoareTripleChecker+Valid, 2555 SdHoareTripleChecker+Invalid, 2239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:36,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1454 Valid, 2555 Invalid, 2239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1995 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:06:36,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9234 states. [2022-03-15 15:06:36,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9234 to 7632. [2022-03-15 15:06:36,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:36,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-03-15 15:06:36,985 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-03-15 15:06:36,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:36,985 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-03-15 15:06:36,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:36,985 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-03-15 15:06:36,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:36,991 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:36,991 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:36,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-15 15:06:36,991 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:36,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:36,991 INFO L85 PathProgramCache]: Analyzing trace with hash -859547957, now seen corresponding path program 60 times [2022-03-15 15:06:36,991 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:36,992 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497503538] [2022-03-15 15:06:36,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:36,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:37,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:37,968 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:37,968 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497503538] [2022-03-15 15:06:37,968 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497503538] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:37,968 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:37,968 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:37,969 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128480709] [2022-03-15 15:06:37,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:37,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:37,969 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:37,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:37,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:37,969 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:39,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:39,688 INFO L93 Difference]: Finished difference Result 9402 states and 25253 transitions. [2022-03-15 15:06:39,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:39,689 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:39,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:39,703 INFO L225 Difference]: With dead ends: 9402 [2022-03-15 15:06:39,703 INFO L226 Difference]: Without dead ends: 9402 [2022-03-15 15:06:39,703 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:39,703 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1636 mSDsluCounter, 1543 mSDsCounter, 0 mSdLazyCounter, 1429 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1636 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 1780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 1429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:39,704 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1636 Valid, 1888 Invalid, 1780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 1429 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:39,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9402 states. [2022-03-15 15:06:39,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9402 to 7590. [2022-03-15 15:06:39,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7590 states, 7586 states have (on average 2.7759029791721592) internal successors, (21058), 7589 states have internal predecessors, (21058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:39,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7590 states to 7590 states and 21058 transitions. [2022-03-15 15:06:39,804 INFO L78 Accepts]: Start accepts. Automaton has 7590 states and 21058 transitions. Word has length 100 [2022-03-15 15:06:39,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:39,804 INFO L470 AbstractCegarLoop]: Abstraction has 7590 states and 21058 transitions. [2022-03-15 15:06:39,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:39,805 INFO L276 IsEmpty]: Start isEmpty. Operand 7590 states and 21058 transitions. [2022-03-15 15:06:39,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:39,810 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:39,810 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:39,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-15 15:06:39,810 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:39,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:39,810 INFO L85 PathProgramCache]: Analyzing trace with hash -454213721, now seen corresponding path program 61 times [2022-03-15 15:06:39,810 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:39,810 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680984275] [2022-03-15 15:06:39,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:39,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:40,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:40,535 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:40,535 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680984275] [2022-03-15 15:06:40,535 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680984275] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:40,535 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:40,535 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:40,535 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477973251] [2022-03-15 15:06:40,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:40,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:40,536 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:40,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:40,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:40,536 INFO L87 Difference]: Start difference. First operand 7590 states and 21058 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:41,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:41,829 INFO L93 Difference]: Finished difference Result 9395 states and 25250 transitions. [2022-03-15 15:06:41,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:06:41,829 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:41,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:41,843 INFO L225 Difference]: With dead ends: 9395 [2022-03-15 15:06:41,843 INFO L226 Difference]: Without dead ends: 9395 [2022-03-15 15:06:41,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:06:41,844 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1521 mSDsluCounter, 1222 mSDsCounter, 0 mSdLazyCounter, 1154 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1521 SdHoareTripleChecker+Valid, 1539 SdHoareTripleChecker+Invalid, 1432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 1154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:41,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1521 Valid, 1539 Invalid, 1432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 1154 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:06:41,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9395 states. [2022-03-15 15:06:41,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9395 to 7632. [2022-03-15 15:06:41,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:41,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-03-15 15:06:41,940 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-03-15 15:06:41,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:41,940 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-03-15 15:06:41,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:41,941 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-03-15 15:06:41,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:41,946 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:41,946 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:41,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-15 15:06:41,946 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:41,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:41,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1995330447, now seen corresponding path program 62 times [2022-03-15 15:06:41,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:41,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51950685] [2022-03-15 15:06:41,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:41,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:42,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:42,688 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:42,688 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51950685] [2022-03-15 15:06:42,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51950685] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:42,688 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:42,688 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:42,689 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753114337] [2022-03-15 15:06:42,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:42,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:42,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:42,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:42,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:42,689 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:44,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:44,314 INFO L93 Difference]: Finished difference Result 9584 states and 25749 transitions. [2022-03-15 15:06:44,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:44,314 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:44,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:44,328 INFO L225 Difference]: With dead ends: 9584 [2022-03-15 15:06:44,328 INFO L226 Difference]: Without dead ends: 9584 [2022-03-15 15:06:44,329 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:44,329 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1428 mSDsluCounter, 1557 mSDsCounter, 0 mSdLazyCounter, 1452 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 1884 SdHoareTripleChecker+Invalid, 1761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 1452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:44,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 1884 Invalid, 1761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 1452 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:44,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9584 states. [2022-03-15 15:06:44,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9584 to 7653. [2022-03-15 15:06:44,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7653 states, 7649 states have (on average 2.77735651719179) internal successors, (21244), 7652 states have internal predecessors, (21244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:44,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7653 states to 7653 states and 21244 transitions. [2022-03-15 15:06:44,432 INFO L78 Accepts]: Start accepts. Automaton has 7653 states and 21244 transitions. Word has length 100 [2022-03-15 15:06:44,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:44,432 INFO L470 AbstractCegarLoop]: Abstraction has 7653 states and 21244 transitions. [2022-03-15 15:06:44,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:44,433 INFO L276 IsEmpty]: Start isEmpty. Operand 7653 states and 21244 transitions. [2022-03-15 15:06:44,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:44,438 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:44,439 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:44,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-15 15:06:44,439 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:44,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:44,439 INFO L85 PathProgramCache]: Analyzing trace with hash -358453243, now seen corresponding path program 63 times [2022-03-15 15:06:44,439 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:44,439 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481069973] [2022-03-15 15:06:44,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:44,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:45,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:45,561 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:45,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481069973] [2022-03-15 15:06:45,561 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481069973] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:45,561 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:45,561 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:45,561 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079670201] [2022-03-15 15:06:45,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:45,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:45,561 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:45,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:45,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:45,562 INFO L87 Difference]: Start difference. First operand 7653 states and 21244 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:47,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:47,498 INFO L93 Difference]: Finished difference Result 9542 states and 25652 transitions. [2022-03-15 15:06:47,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:47,498 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:47,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:47,511 INFO L225 Difference]: With dead ends: 9542 [2022-03-15 15:06:47,512 INFO L226 Difference]: Without dead ends: 9542 [2022-03-15 15:06:47,512 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:47,512 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1590 mSDsluCounter, 1604 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 311 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 1942 SdHoareTripleChecker+Invalid, 1873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 311 IncrementalHoareTripleChecker+Valid, 1562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:47,512 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1590 Valid, 1942 Invalid, 1873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [311 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:06:47,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9542 states. [2022-03-15 15:06:47,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9542 to 7548. [2022-03-15 15:06:47,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7548 states, 7544 states have (on average 2.77492046659597) internal successors, (20934), 7547 states have internal predecessors, (20934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:47,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7548 states to 7548 states and 20934 transitions. [2022-03-15 15:06:47,621 INFO L78 Accepts]: Start accepts. Automaton has 7548 states and 20934 transitions. Word has length 100 [2022-03-15 15:06:47,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:47,622 INFO L470 AbstractCegarLoop]: Abstraction has 7548 states and 20934 transitions. [2022-03-15 15:06:47,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:47,622 INFO L276 IsEmpty]: Start isEmpty. Operand 7548 states and 20934 transitions. [2022-03-15 15:06:47,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:47,628 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:47,628 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:47,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-15 15:06:47,628 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:47,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:47,629 INFO L85 PathProgramCache]: Analyzing trace with hash -1143333401, now seen corresponding path program 64 times [2022-03-15 15:06:47,629 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:47,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557400474] [2022-03-15 15:06:47,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:47,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:48,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:48,378 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:48,378 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557400474] [2022-03-15 15:06:48,378 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557400474] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:48,378 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:48,378 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:48,379 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937634716] [2022-03-15 15:06:48,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:48,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:48,379 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:48,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:48,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:48,379 INFO L87 Difference]: Start difference. First operand 7548 states and 20934 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:49,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:49,849 INFO L93 Difference]: Finished difference Result 9591 states and 25800 transitions. [2022-03-15 15:06:49,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:06:49,849 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:49,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:49,864 INFO L225 Difference]: With dead ends: 9591 [2022-03-15 15:06:49,865 INFO L226 Difference]: Without dead ends: 9591 [2022-03-15 15:06:49,865 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:06:49,865 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1631 mSDsluCounter, 1355 mSDsCounter, 0 mSdLazyCounter, 1249 mSolverCounterSat, 338 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1631 SdHoareTripleChecker+Valid, 1666 SdHoareTripleChecker+Invalid, 1587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 338 IncrementalHoareTripleChecker+Valid, 1249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:49,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1631 Valid, 1666 Invalid, 1587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [338 Valid, 1249 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:06:49,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9591 states. [2022-03-15 15:06:49,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9591 to 7569. [2022-03-15 15:06:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7569 states, 7565 states have (on average 2.775413086582948) internal successors, (20996), 7568 states have internal predecessors, (20996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:49,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7569 states to 7569 states and 20996 transitions. [2022-03-15 15:06:49,982 INFO L78 Accepts]: Start accepts. Automaton has 7569 states and 20996 transitions. Word has length 100 [2022-03-15 15:06:49,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:49,982 INFO L470 AbstractCegarLoop]: Abstraction has 7569 states and 20996 transitions. [2022-03-15 15:06:49,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:49,983 INFO L276 IsEmpty]: Start isEmpty. Operand 7569 states and 20996 transitions. [2022-03-15 15:06:49,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:49,989 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:49,989 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:49,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-15 15:06:49,989 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:49,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:49,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1486881555, now seen corresponding path program 65 times [2022-03-15 15:06:49,990 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:49,990 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425532110] [2022-03-15 15:06:49,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:49,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:50,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:50,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:50,734 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:50,734 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425532110] [2022-03-15 15:06:50,734 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425532110] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:50,734 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:50,734 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:50,734 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538232069] [2022-03-15 15:06:50,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:50,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:50,734 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:50,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:50,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:50,735 INFO L87 Difference]: Start difference. First operand 7569 states and 20996 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:52,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:52,382 INFO L93 Difference]: Finished difference Result 9815 states and 26388 transitions. [2022-03-15 15:06:52,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:06:52,382 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:52,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:52,397 INFO L225 Difference]: With dead ends: 9815 [2022-03-15 15:06:52,397 INFO L226 Difference]: Without dead ends: 9815 [2022-03-15 15:06:52,397 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:06:52,397 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1290 mSDsluCounter, 1600 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 1751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:52,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 1922 Invalid, 1751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:06:52,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9815 states. [2022-03-15 15:06:52,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9815 to 7611. [2022-03-15 15:06:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:52,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-03-15 15:06:52,496 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-03-15 15:06:52,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:52,497 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-03-15 15:06:52,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:52,497 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-03-15 15:06:52,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:52,502 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:52,502 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:52,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-15 15:06:52,503 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:52,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:52,503 INFO L85 PathProgramCache]: Analyzing trace with hash -873950193, now seen corresponding path program 66 times [2022-03-15 15:06:52,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:52,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830079113] [2022-03-15 15:06:52,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:52,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:53,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:53,315 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:53,315 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830079113] [2022-03-15 15:06:53,315 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830079113] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:53,315 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:53,315 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:53,315 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916722737] [2022-03-15 15:06:53,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:53,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:53,315 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:53,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:53,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:53,316 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:54,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:54,862 INFO L93 Difference]: Finished difference Result 9738 states and 26175 transitions. [2022-03-15 15:06:54,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:06:54,863 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:54,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:54,877 INFO L225 Difference]: With dead ends: 9738 [2022-03-15 15:06:54,877 INFO L226 Difference]: Without dead ends: 9738 [2022-03-15 15:06:54,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:06:54,877 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1310 mSDsluCounter, 1381 mSDsCounter, 0 mSdLazyCounter, 1342 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1310 SdHoareTripleChecker+Valid, 1713 SdHoareTripleChecker+Invalid, 1643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 1342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:54,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1310 Valid, 1713 Invalid, 1643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 1342 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:06:54,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9738 states. [2022-03-15 15:06:54,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9738 to 7632. [2022-03-15 15:06:54,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:54,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-03-15 15:06:54,980 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-03-15 15:06:54,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:54,980 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-03-15 15:06:54,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:54,980 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-03-15 15:06:54,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:54,986 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:54,987 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:54,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-15 15:06:54,987 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:54,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:54,987 INFO L85 PathProgramCache]: Analyzing trace with hash 762927011, now seen corresponding path program 67 times [2022-03-15 15:06:54,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:54,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426265174] [2022-03-15 15:06:54,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:54,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:55,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:55,900 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:55,900 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426265174] [2022-03-15 15:06:55,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426265174] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:55,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:55,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:55,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263588415] [2022-03-15 15:06:55,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:55,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:55,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:55,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:55,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:55,901 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:57,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:06:57,762 INFO L93 Difference]: Finished difference Result 9696 states and 26078 transitions. [2022-03-15 15:06:57,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:06:57,762 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:06:57,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:06:57,776 INFO L225 Difference]: With dead ends: 9696 [2022-03-15 15:06:57,776 INFO L226 Difference]: Without dead ends: 9696 [2022-03-15 15:06:57,777 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:06:57,777 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1585 mSDsluCounter, 1778 mSDsCounter, 0 mSdLazyCounter, 1659 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1585 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 1969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 1659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:06:57,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1585 Valid, 2119 Invalid, 1969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 1659 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:06:57,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9696 states. [2022-03-15 15:06:57,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9696 to 7527. [2022-03-15 15:06:57,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:57,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-15 15:06:57,870 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-15 15:06:57,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:06:57,870 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-15 15:06:57,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:06:57,871 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-15 15:06:57,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:06:57,876 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:06:57,876 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:06:57,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-15 15:06:57,876 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:06:57,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:06:57,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1293490039, now seen corresponding path program 36 times [2022-03-15 15:06:57,876 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:06:57,876 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416092427] [2022-03-15 15:06:57,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:06:57,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:06:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:06:58,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:06:58,873 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:06:58,873 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416092427] [2022-03-15 15:06:58,873 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416092427] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:06:58,873 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:06:58,873 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:06:58,873 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519680589] [2022-03-15 15:06:58,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:06:58,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:06:58,873 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:06:58,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:06:58,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:06:58,874 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:00,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:00,879 INFO L93 Difference]: Finished difference Result 9559 states and 25726 transitions. [2022-03-15 15:07:00,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:00,880 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:00,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:00,896 INFO L225 Difference]: With dead ends: 9559 [2022-03-15 15:07:00,896 INFO L226 Difference]: Without dead ends: 9559 [2022-03-15 15:07:00,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:00,897 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1320 mSDsluCounter, 2001 mSDsCounter, 0 mSdLazyCounter, 1897 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1320 SdHoareTripleChecker+Valid, 2342 SdHoareTripleChecker+Invalid, 2146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 1897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:00,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1320 Valid, 2342 Invalid, 2146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 1897 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:07:00,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9559 states. [2022-03-15 15:07:00,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9559 to 7611. [2022-03-15 15:07:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:00,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-03-15 15:07:00,993 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-03-15 15:07:00,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:00,993 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-03-15 15:07:00,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:00,994 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-03-15 15:07:00,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:00,999 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:00,999 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:00,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-15 15:07:00,999 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:00,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:01,000 INFO L85 PathProgramCache]: Analyzing trace with hash -872756937, now seen corresponding path program 37 times [2022-03-15 15:07:01,000 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:01,000 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123578] [2022-03-15 15:07:01,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:01,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:01,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:01,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:01,776 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123578] [2022-03-15 15:07:01,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123578] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:01,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:01,776 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:01,776 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802474711] [2022-03-15 15:07:01,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:01,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:01,777 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:01,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:01,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:01,777 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:03,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:03,488 INFO L93 Difference]: Finished difference Result 9501 states and 25561 transitions. [2022-03-15 15:07:03,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:07:03,488 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:03,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:03,503 INFO L225 Difference]: With dead ends: 9501 [2022-03-15 15:07:03,503 INFO L226 Difference]: Without dead ends: 9501 [2022-03-15 15:07:03,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:07:03,504 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1381 mSDsluCounter, 1782 mSDsCounter, 0 mSdLazyCounter, 1683 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1381 SdHoareTripleChecker+Valid, 2121 SdHoareTripleChecker+Invalid, 1954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:03,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1381 Valid, 2121 Invalid, 1954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1683 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:03,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9501 states. [2022-03-15 15:07:03,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9501 to 7639. [2022-03-15 15:07:03,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7639 states, 7635 states have (on average 2.777079240340537) internal successors, (21203), 7638 states have internal predecessors, (21203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:03,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7639 states to 7639 states and 21203 transitions. [2022-03-15 15:07:03,608 INFO L78 Accepts]: Start accepts. Automaton has 7639 states and 21203 transitions. Word has length 100 [2022-03-15 15:07:03,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:03,608 INFO L470 AbstractCegarLoop]: Abstraction has 7639 states and 21203 transitions. [2022-03-15 15:07:03,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:03,608 INFO L276 IsEmpty]: Start isEmpty. Operand 7639 states and 21203 transitions. [2022-03-15 15:07:03,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:03,613 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:03,614 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:03,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-15 15:07:03,614 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:03,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:03,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1564124843, now seen corresponding path program 38 times [2022-03-15 15:07:03,614 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:03,614 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211020412] [2022-03-15 15:07:03,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:03,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:04,570 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:04,570 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211020412] [2022-03-15 15:07:04,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211020412] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:04,570 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:04,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:04,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913106102] [2022-03-15 15:07:04,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:04,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:04,571 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:04,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:04,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:04,571 INFO L87 Difference]: Start difference. First operand 7639 states and 21203 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:06,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:06,532 INFO L93 Difference]: Finished difference Result 9669 states and 26025 transitions. [2022-03-15 15:07:06,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:06,533 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:06,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:06,547 INFO L225 Difference]: With dead ends: 9669 [2022-03-15 15:07:06,547 INFO L226 Difference]: Without dead ends: 9669 [2022-03-15 15:07:06,547 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 [2022-03-15 15:07:06,547 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1421 mSDsluCounter, 2021 mSDsCounter, 0 mSdLazyCounter, 1814 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 2373 SdHoareTripleChecker+Invalid, 2123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 1814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:06,547 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 2373 Invalid, 2123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 1814 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:07:06,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9669 states. [2022-03-15 15:07:06,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9669 to 7590. [2022-03-15 15:07:06,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7590 states, 7586 states have (on average 2.7759029791721592) internal successors, (21058), 7589 states have internal predecessors, (21058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:06,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7590 states to 7590 states and 21058 transitions. [2022-03-15 15:07:06,653 INFO L78 Accepts]: Start accepts. Automaton has 7590 states and 21058 transitions. Word has length 100 [2022-03-15 15:07:06,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:06,653 INFO L470 AbstractCegarLoop]: Abstraction has 7590 states and 21058 transitions. [2022-03-15 15:07:06,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:06,653 INFO L276 IsEmpty]: Start isEmpty. Operand 7590 states and 21058 transitions. [2022-03-15 15:07:06,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:06,659 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:06,659 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:06,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-15 15:07:06,659 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:06,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:06,660 INFO L85 PathProgramCache]: Analyzing trace with hash 2133864871, now seen corresponding path program 39 times [2022-03-15 15:07:06,660 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:06,660 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860236148] [2022-03-15 15:07:06,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:06,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:07,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:07,374 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:07,374 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860236148] [2022-03-15 15:07:07,374 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860236148] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:07,374 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:07,374 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:07,374 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485871768] [2022-03-15 15:07:07,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:07,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:07,375 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:07,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:07,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:07,375 INFO L87 Difference]: Start difference. First operand 7590 states and 21058 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:08,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:08,994 INFO L93 Difference]: Finished difference Result 9694 states and 26107 transitions. [2022-03-15 15:07:08,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:07:08,994 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:08,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:09,009 INFO L225 Difference]: With dead ends: 9694 [2022-03-15 15:07:09,009 INFO L226 Difference]: Without dead ends: 9694 [2022-03-15 15:07:09,009 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:07:09,009 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1596 mSDsluCounter, 1536 mSDsCounter, 0 mSdLazyCounter, 1458 mSolverCounterSat, 340 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1596 SdHoareTripleChecker+Valid, 1866 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 1458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:09,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1596 Valid, 1866 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 1458 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:07:09,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9694 states. [2022-03-15 15:07:09,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9694 to 7646. [2022-03-15 15:07:09,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7646 states, 7642 states have (on average 2.7772834336561107) internal successors, (21224), 7645 states have internal predecessors, (21224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:09,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7646 states to 7646 states and 21224 transitions. [2022-03-15 15:07:09,117 INFO L78 Accepts]: Start accepts. Automaton has 7646 states and 21224 transitions. Word has length 100 [2022-03-15 15:07:09,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:09,117 INFO L470 AbstractCegarLoop]: Abstraction has 7646 states and 21224 transitions. [2022-03-15 15:07:09,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:09,117 INFO L276 IsEmpty]: Start isEmpty. Operand 7646 states and 21224 transitions. [2022-03-15 15:07:09,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:09,123 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:09,123 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:09,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-15 15:07:09,124 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:09,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:09,124 INFO L85 PathProgramCache]: Analyzing trace with hash -376913775, now seen corresponding path program 40 times [2022-03-15 15:07:09,124 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:09,124 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340082174] [2022-03-15 15:07:09,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:09,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:09,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:09,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:09,884 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:09,884 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340082174] [2022-03-15 15:07:09,884 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340082174] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:09,884 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:09,884 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:09,884 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674439026] [2022-03-15 15:07:09,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:09,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:09,885 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:09,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:09,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:09,885 INFO L87 Difference]: Start difference. First operand 7646 states and 21224 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:11,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:11,882 INFO L93 Difference]: Finished difference Result 9916 states and 26672 transitions. [2022-03-15 15:07:11,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:07:11,883 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:11,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:11,897 INFO L225 Difference]: With dead ends: 9916 [2022-03-15 15:07:11,897 INFO L226 Difference]: Without dead ends: 9916 [2022-03-15 15:07:11,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:07:11,898 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1206 mSDsluCounter, 2207 mSDsCounter, 0 mSdLazyCounter, 1983 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 2540 SdHoareTripleChecker+Invalid, 2246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:11,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1206 Valid, 2540 Invalid, 2246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1983 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:07:11,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9916 states. [2022-03-15 15:07:11,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9916 to 7674. [2022-03-15 15:07:11,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7674 states, 7670 states have (on average 2.7779661016949153) internal successors, (21307), 7673 states have internal predecessors, (21307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7674 states to 7674 states and 21307 transitions. [2022-03-15 15:07:12,001 INFO L78 Accepts]: Start accepts. Automaton has 7674 states and 21307 transitions. Word has length 100 [2022-03-15 15:07:12,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:12,001 INFO L470 AbstractCegarLoop]: Abstraction has 7674 states and 21307 transitions. [2022-03-15 15:07:12,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 7674 states and 21307 transitions. [2022-03-15 15:07:12,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:12,007 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:12,007 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:12,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-15 15:07:12,007 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:12,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:12,007 INFO L85 PathProgramCache]: Analyzing trace with hash 2059968005, now seen corresponding path program 41 times [2022-03-15 15:07:12,007 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:12,007 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175331884] [2022-03-15 15:07:12,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:12,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:13,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:13,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:13,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175331884] [2022-03-15 15:07:13,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175331884] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:13,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:13,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:13,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560777999] [2022-03-15 15:07:13,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:13,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:13,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:13,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:13,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:13,070 INFO L87 Difference]: Start difference. First operand 7674 states and 21307 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:15,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:15,133 INFO L93 Difference]: Finished difference Result 9841 states and 26509 transitions. [2022-03-15 15:07:15,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:15,134 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:15,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:15,147 INFO L225 Difference]: With dead ends: 9841 [2022-03-15 15:07:15,147 INFO L226 Difference]: Without dead ends: 9841 [2022-03-15 15:07:15,148 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:15,148 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1519 mSDsluCounter, 2084 mSDsCounter, 0 mSdLazyCounter, 1949 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1519 SdHoareTripleChecker+Valid, 2429 SdHoareTripleChecker+Invalid, 2231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 1949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:15,148 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1519 Valid, 2429 Invalid, 2231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 1949 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:07:15,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9841 states. [2022-03-15 15:07:15,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9841 to 7548. [2022-03-15 15:07:15,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7548 states, 7544 states have (on average 2.77492046659597) internal successors, (20934), 7547 states have internal predecessors, (20934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:15,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7548 states to 7548 states and 20934 transitions. [2022-03-15 15:07:15,242 INFO L78 Accepts]: Start accepts. Automaton has 7548 states and 20934 transitions. Word has length 100 [2022-03-15 15:07:15,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:15,242 INFO L470 AbstractCegarLoop]: Abstraction has 7548 states and 20934 transitions. [2022-03-15 15:07:15,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:15,242 INFO L276 IsEmpty]: Start isEmpty. Operand 7548 states and 20934 transitions. [2022-03-15 15:07:15,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:15,247 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:15,247 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:15,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-15 15:07:15,247 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:15,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:15,248 INFO L85 PathProgramCache]: Analyzing trace with hash 362123239, now seen corresponding path program 42 times [2022-03-15 15:07:15,248 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:15,248 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339216645] [2022-03-15 15:07:15,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:15,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:15,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:15,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:15,954 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339216645] [2022-03-15 15:07:15,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339216645] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:15,954 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:15,954 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:15,954 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533306506] [2022-03-15 15:07:15,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:15,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:15,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:15,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:15,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:15,954 INFO L87 Difference]: Start difference. First operand 7548 states and 20934 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:17,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:17,629 INFO L93 Difference]: Finished difference Result 9933 states and 26764 transitions. [2022-03-15 15:07:17,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:07:17,629 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:17,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:17,643 INFO L225 Difference]: With dead ends: 9933 [2022-03-15 15:07:17,643 INFO L226 Difference]: Without dead ends: 9933 [2022-03-15 15:07:17,643 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:07:17,644 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1265 mSDsluCounter, 1823 mSDsCounter, 0 mSdLazyCounter, 1622 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1265 SdHoareTripleChecker+Valid, 2144 SdHoareTripleChecker+Invalid, 1913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:17,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1265 Valid, 2144 Invalid, 1913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1622 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:17,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9933 states. [2022-03-15 15:07:17,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9933 to 7576. [2022-03-15 15:07:17,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7576 states, 7572 states have (on average 2.775620707871104) internal successors, (21017), 7575 states have internal predecessors, (21017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:17,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7576 states to 7576 states and 21017 transitions. [2022-03-15 15:07:17,742 INFO L78 Accepts]: Start accepts. Automaton has 7576 states and 21017 transitions. Word has length 100 [2022-03-15 15:07:17,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:17,742 INFO L470 AbstractCegarLoop]: Abstraction has 7576 states and 21017 transitions. [2022-03-15 15:07:17,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:17,743 INFO L276 IsEmpty]: Start isEmpty. Operand 7576 states and 21017 transitions. [2022-03-15 15:07:17,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:17,748 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:17,748 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:17,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-15 15:07:17,748 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:17,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:17,749 INFO L85 PathProgramCache]: Analyzing trace with hash 181373197, now seen corresponding path program 43 times [2022-03-15 15:07:17,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:17,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262534650] [2022-03-15 15:07:17,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:17,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:17,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:18,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:18,549 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:18,549 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262534650] [2022-03-15 15:07:18,549 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262534650] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:18,549 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:18,549 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:18,549 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121512661] [2022-03-15 15:07:18,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:18,549 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:18,549 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:18,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:18,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:18,550 INFO L87 Difference]: Start difference. First operand 7576 states and 21017 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:20,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:20,403 INFO L93 Difference]: Finished difference Result 10201 states and 27440 transitions. [2022-03-15 15:07:20,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:07:20,403 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:20,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:20,418 INFO L225 Difference]: With dead ends: 10201 [2022-03-15 15:07:20,418 INFO L226 Difference]: Without dead ends: 10201 [2022-03-15 15:07:20,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:07:20,419 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1233 mSDsluCounter, 1945 mSDsCounter, 0 mSdLazyCounter, 1766 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1233 SdHoareTripleChecker+Valid, 2277 SdHoareTripleChecker+Invalid, 2032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 1766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:20,419 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1233 Valid, 2277 Invalid, 2032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 1766 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:07:20,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10201 states. [2022-03-15 15:07:20,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10201 to 7632. [2022-03-15 15:07:20,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7770057682223386) internal successors, (21183), 7631 states have internal predecessors, (21183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:20,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21183 transitions. [2022-03-15 15:07:20,529 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21183 transitions. Word has length 100 [2022-03-15 15:07:20,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:20,529 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21183 transitions. [2022-03-15 15:07:20,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:20,529 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21183 transitions. [2022-03-15 15:07:20,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:20,534 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:20,534 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:20,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-15 15:07:20,535 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:20,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:20,535 INFO L85 PathProgramCache]: Analyzing trace with hash -170105809, now seen corresponding path program 44 times [2022-03-15 15:07:20,535 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:20,535 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21699271] [2022-03-15 15:07:20,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:20,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:21,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:21,311 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:21,311 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21699271] [2022-03-15 15:07:21,311 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21699271] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:21,311 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:21,311 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:21,311 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190302920] [2022-03-15 15:07:21,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:21,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:21,312 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:21,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:21,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:21,312 INFO L87 Difference]: Start difference. First operand 7632 states and 21183 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:23,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:23,111 INFO L93 Difference]: Finished difference Result 10113 states and 27205 transitions. [2022-03-15 15:07:23,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:07:23,111 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:23,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:23,123 INFO L225 Difference]: With dead ends: 10113 [2022-03-15 15:07:23,123 INFO L226 Difference]: Without dead ends: 10113 [2022-03-15 15:07:23,124 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:07:23,124 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 1547 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1656 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1547 SdHoareTripleChecker+Valid, 2058 SdHoareTripleChecker+Invalid, 1933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:23,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1547 Valid, 2058 Invalid, 1933 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:23,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10113 states. [2022-03-15 15:07:23,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10113 to 7660. [2022-03-15 15:07:23,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7660 states, 7656 states have (on average 2.7776907001044933) internal successors, (21266), 7659 states have internal predecessors, (21266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:23,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7660 states to 7660 states and 21266 transitions. [2022-03-15 15:07:23,211 INFO L78 Accepts]: Start accepts. Automaton has 7660 states and 21266 transitions. Word has length 100 [2022-03-15 15:07:23,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:23,211 INFO L470 AbstractCegarLoop]: Abstraction has 7660 states and 21266 transitions. [2022-03-15 15:07:23,211 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:23,211 INFO L276 IsEmpty]: Start isEmpty. Operand 7660 states and 21266 transitions. [2022-03-15 15:07:23,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:23,216 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:23,216 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:23,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-15 15:07:23,216 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:23,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:23,217 INFO L85 PathProgramCache]: Analyzing trace with hash -2028191325, now seen corresponding path program 45 times [2022-03-15 15:07:23,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:23,217 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444289428] [2022-03-15 15:07:23,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:23,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:24,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:24,136 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:24,136 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444289428] [2022-03-15 15:07:24,136 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444289428] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:24,136 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:24,136 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:24,137 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448627205] [2022-03-15 15:07:24,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:24,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:24,137 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:24,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:24,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:24,137 INFO L87 Difference]: Start difference. First operand 7660 states and 21266 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:26,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:26,017 INFO L93 Difference]: Finished difference Result 10038 states and 27042 transitions. [2022-03-15 15:07:26,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:26,018 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:26,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:26,032 INFO L225 Difference]: With dead ends: 10038 [2022-03-15 15:07:26,032 INFO L226 Difference]: Without dead ends: 10038 [2022-03-15 15:07:26,032 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:26,032 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1579 mSDsluCounter, 1931 mSDsCounter, 0 mSdLazyCounter, 1743 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 2285 SdHoareTripleChecker+Invalid, 2053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 1743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:26,032 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1579 Valid, 2285 Invalid, 2053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 1743 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:07:26,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10038 states. [2022-03-15 15:07:26,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10038 to 7527. [2022-03-15 15:07:26,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:26,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-15 15:07:26,129 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-15 15:07:26,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:26,129 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-15 15:07:26,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:26,130 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-15 15:07:26,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:26,135 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:26,135 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:26,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-15 15:07:26,135 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:26,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:26,135 INFO L85 PathProgramCache]: Analyzing trace with hash 381605559, now seen corresponding path program 68 times [2022-03-15 15:07:26,135 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:26,135 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404169175] [2022-03-15 15:07:26,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:26,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:26,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:26,857 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:26,857 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404169175] [2022-03-15 15:07:26,857 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404169175] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:26,857 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:26,858 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:26,858 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062509317] [2022-03-15 15:07:26,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:26,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:26,858 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:26,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:26,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:26,858 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:28,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:28,079 INFO L93 Difference]: Finished difference Result 8688 states and 23220 transitions. [2022-03-15 15:07:28,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 15:07:28,079 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:28,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:28,091 INFO L225 Difference]: With dead ends: 8688 [2022-03-15 15:07:28,091 INFO L226 Difference]: Without dead ends: 8688 [2022-03-15 15:07:28,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:07:28,092 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1087 mSDsluCounter, 1160 mSDsCounter, 0 mSdLazyCounter, 1048 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1087 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 1245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1048 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:28,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1087 Valid, 1471 Invalid, 1245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1048 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:07:28,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8688 states. [2022-03-15 15:07:28,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8688 to 7527. [2022-03-15 15:07:28,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:28,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-15 15:07:28,188 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-15 15:07:28,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:28,188 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-15 15:07:28,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:28,189 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-15 15:07:28,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:28,194 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:28,194 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:28,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-03-15 15:07:28,194 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:28,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:28,194 INFO L85 PathProgramCache]: Analyzing trace with hash -694874953, now seen corresponding path program 46 times [2022-03-15 15:07:28,194 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:28,194 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099786530] [2022-03-15 15:07:28,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:28,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:28,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:28,948 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:28,948 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099786530] [2022-03-15 15:07:28,948 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099786530] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:28,948 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:28,948 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:28,948 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804815165] [2022-03-15 15:07:28,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:28,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:28,949 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:28,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:28,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:28,949 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:30,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:30,322 INFO L93 Difference]: Finished difference Result 8677 states and 23198 transitions. [2022-03-15 15:07:30,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 15:07:30,323 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:30,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:30,335 INFO L225 Difference]: With dead ends: 8677 [2022-03-15 15:07:30,335 INFO L226 Difference]: Without dead ends: 8677 [2022-03-15 15:07:30,335 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:07:30,335 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1518 mSDsluCounter, 1329 mSDsCounter, 0 mSdLazyCounter, 1248 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 1651 SdHoareTripleChecker+Invalid, 1516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:30,335 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1518 Valid, 1651 Invalid, 1516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1248 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:07:30,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8677 states. [2022-03-15 15:07:30,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8677 to 7527. [2022-03-15 15:07:30,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:30,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-15 15:07:30,422 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-15 15:07:30,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:30,423 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-15 15:07:30,423 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:30,423 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-15 15:07:30,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:30,428 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:30,429 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:30,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-03-15 15:07:30,429 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:30,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:30,429 INFO L85 PathProgramCache]: Analyzing trace with hash 365774259, now seen corresponding path program 47 times [2022-03-15 15:07:30,429 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:30,429 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829562934] [2022-03-15 15:07:30,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:30,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:31,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:31,219 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:31,219 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829562934] [2022-03-15 15:07:31,219 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829562934] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:31,219 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:31,219 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:31,219 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175432513] [2022-03-15 15:07:31,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:31,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:31,220 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:31,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:31,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:31,220 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:32,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:32,720 INFO L93 Difference]: Finished difference Result 9380 states and 25111 transitions. [2022-03-15 15:07:32,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:07:32,721 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:32,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:32,734 INFO L225 Difference]: With dead ends: 9380 [2022-03-15 15:07:32,734 INFO L226 Difference]: Without dead ends: 9380 [2022-03-15 15:07:32,734 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:07:32,735 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1327 mSDsluCounter, 1548 mSDsCounter, 0 mSdLazyCounter, 1355 mSolverCounterSat, 319 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1327 SdHoareTripleChecker+Valid, 1887 SdHoareTripleChecker+Invalid, 1674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 319 IncrementalHoareTripleChecker+Valid, 1355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:32,735 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1327 Valid, 1887 Invalid, 1674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [319 Valid, 1355 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:07:32,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9380 states. [2022-03-15 15:07:32,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9380 to 7555. [2022-03-15 15:07:32,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7555 states, 7551 states have (on average 2.7751291219706) internal successors, (20955), 7554 states have internal predecessors, (20955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:32,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7555 states to 7555 states and 20955 transitions. [2022-03-15 15:07:32,829 INFO L78 Accepts]: Start accepts. Automaton has 7555 states and 20955 transitions. Word has length 100 [2022-03-15 15:07:32,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:32,829 INFO L470 AbstractCegarLoop]: Abstraction has 7555 states and 20955 transitions. [2022-03-15 15:07:32,829 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:32,829 INFO L276 IsEmpty]: Start isEmpty. Operand 7555 states and 20955 transitions. [2022-03-15 15:07:32,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:32,835 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:32,835 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:32,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-03-15 15:07:32,835 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:32,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:32,835 INFO L85 PathProgramCache]: Analyzing trace with hash 185024217, now seen corresponding path program 48 times [2022-03-15 15:07:32,835 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:32,835 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798687157] [2022-03-15 15:07:32,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:32,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:33,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:33,560 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:33,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798687157] [2022-03-15 15:07:33,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798687157] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:33,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:33,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:33,561 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380439287] [2022-03-15 15:07:33,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:33,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:33,561 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:33,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:33,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:33,561 INFO L87 Difference]: Start difference. First operand 7555 states and 20955 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:35,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:35,142 INFO L93 Difference]: Finished difference Result 9267 states and 24827 transitions. [2022-03-15 15:07:35,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:07:35,142 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:35,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:35,155 INFO L225 Difference]: With dead ends: 9267 [2022-03-15 15:07:35,155 INFO L226 Difference]: Without dead ends: 9267 [2022-03-15 15:07:35,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:07:35,155 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 1374 mSDsluCounter, 1485 mSDsCounter, 0 mSdLazyCounter, 1401 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1374 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:35,156 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1374 Valid, 1830 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1401 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:07:35,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9267 states. [2022-03-15 15:07:35,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9267 to 7611. [2022-03-15 15:07:35,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.7765216248192455) internal successors, (21121), 7610 states have internal predecessors, (21121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:35,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21121 transitions. [2022-03-15 15:07:35,248 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21121 transitions. Word has length 100 [2022-03-15 15:07:35,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:35,248 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21121 transitions. [2022-03-15 15:07:35,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:35,248 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21121 transitions. [2022-03-15 15:07:35,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:35,253 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:35,253 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:35,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-03-15 15:07:35,253 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:35,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:35,254 INFO L85 PathProgramCache]: Analyzing trace with hash -166454789, now seen corresponding path program 49 times [2022-03-15 15:07:35,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:35,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62104722] [2022-03-15 15:07:35,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:35,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:36,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:36,003 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:36,003 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62104722] [2022-03-15 15:07:36,003 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62104722] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:36,003 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:36,003 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:36,003 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729630945] [2022-03-15 15:07:36,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:36,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:36,003 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:36,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:36,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:36,004 INFO L87 Difference]: Start difference. First operand 7611 states and 21121 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:37,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:37,750 INFO L93 Difference]: Finished difference Result 9179 states and 24592 transitions. [2022-03-15 15:07:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:07:37,750 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:37,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:37,763 INFO L225 Difference]: With dead ends: 9179 [2022-03-15 15:07:37,763 INFO L226 Difference]: Without dead ends: 9179 [2022-03-15 15:07:37,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:07:37,763 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1266 mSDsluCounter, 1785 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1266 SdHoareTripleChecker+Valid, 2141 SdHoareTripleChecker+Invalid, 1849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:37,764 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1266 Valid, 2141 Invalid, 1849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1560 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:37,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9179 states. [2022-03-15 15:07:37,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9179 to 7639. [2022-03-15 15:07:37,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7639 states, 7635 states have (on average 2.77721021611002) internal successors, (21204), 7638 states have internal predecessors, (21204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:37,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7639 states to 7639 states and 21204 transitions. [2022-03-15 15:07:37,855 INFO L78 Accepts]: Start accepts. Automaton has 7639 states and 21204 transitions. Word has length 100 [2022-03-15 15:07:37,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:37,855 INFO L470 AbstractCegarLoop]: Abstraction has 7639 states and 21204 transitions. [2022-03-15 15:07:37,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:37,856 INFO L276 IsEmpty]: Start isEmpty. Operand 7639 states and 21204 transitions. [2022-03-15 15:07:37,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:37,861 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:37,861 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:37,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-03-15 15:07:37,861 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:37,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:37,861 INFO L85 PathProgramCache]: Analyzing trace with hash -2024540305, now seen corresponding path program 50 times [2022-03-15 15:07:37,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:37,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378975566] [2022-03-15 15:07:37,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:37,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:39,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:39,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:39,053 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378975566] [2022-03-15 15:07:39,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378975566] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:39,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:39,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:39,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234060265] [2022-03-15 15:07:39,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:39,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:39,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:39,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:39,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:39,053 INFO L87 Difference]: Start difference. First operand 7639 states and 21204 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:41,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:41,074 INFO L93 Difference]: Finished difference Result 9104 states and 24429 transitions. [2022-03-15 15:07:41,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:41,074 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:41,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:41,087 INFO L225 Difference]: With dead ends: 9104 [2022-03-15 15:07:41,087 INFO L226 Difference]: Without dead ends: 9104 [2022-03-15 15:07:41,088 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:41,088 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1423 mSDsluCounter, 2035 mSDsCounter, 0 mSdLazyCounter, 1820 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1423 SdHoareTripleChecker+Valid, 2396 SdHoareTripleChecker+Invalid, 2122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 1820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:41,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1423 Valid, 2396 Invalid, 2122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 1820 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:07:41,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9104 states. [2022-03-15 15:07:41,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9104 to 7527. [2022-03-15 15:07:41,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:41,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-15 15:07:41,178 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-15 15:07:41,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:41,179 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-15 15:07:41,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:41,179 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-15 15:07:41,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:41,184 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:41,184 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:41,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-03-15 15:07:41,184 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:41,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:41,184 INFO L85 PathProgramCache]: Analyzing trace with hash 690480595, now seen corresponding path program 69 times [2022-03-15 15:07:41,185 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:41,185 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906559175] [2022-03-15 15:07:41,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:41,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:41,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:41,901 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:41,901 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906559175] [2022-03-15 15:07:41,901 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906559175] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:41,901 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:41,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:41,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597896947] [2022-03-15 15:07:41,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:41,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:41,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:41,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:41,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:41,902 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:43,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:43,639 INFO L93 Difference]: Finished difference Result 9129 states and 24420 transitions. [2022-03-15 15:07:43,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:07:43,639 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:43,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:43,653 INFO L225 Difference]: With dead ends: 9129 [2022-03-15 15:07:43,653 INFO L226 Difference]: Without dead ends: 9129 [2022-03-15 15:07:43,653 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:07:43,653 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1217 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1625 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1217 SdHoareTripleChecker+Valid, 2193 SdHoareTripleChecker+Invalid, 1881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 1625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:43,653 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1217 Valid, 2193 Invalid, 1881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 1625 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:43,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9129 states. [2022-03-15 15:07:43,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9129 to 7527. [2022-03-15 15:07:43,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:43,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-15 15:07:43,750 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-15 15:07:43,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:43,750 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-15 15:07:43,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:43,750 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-15 15:07:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:43,755 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:43,755 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:43,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-03-15 15:07:43,755 INFO L402 AbstractCegarLoop]: === Iteration 298 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:43,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:43,756 INFO L85 PathProgramCache]: Analyzing trace with hash 346932441, now seen corresponding path program 70 times [2022-03-15 15:07:43,756 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:43,756 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914664159] [2022-03-15 15:07:43,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:43,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:44,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:44,557 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:44,557 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914664159] [2022-03-15 15:07:44,557 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914664159] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:44,557 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:44,557 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:44,557 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649560882] [2022-03-15 15:07:44,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:44,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:44,558 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:44,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:44,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:44,558 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:46,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:46,093 INFO L93 Difference]: Finished difference Result 9038 states and 24180 transitions. [2022-03-15 15:07:46,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:07:46,093 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:46,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:46,105 INFO L225 Difference]: With dead ends: 9038 [2022-03-15 15:07:46,106 INFO L226 Difference]: Without dead ends: 9038 [2022-03-15 15:07:46,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:07:46,106 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1442 mSDsluCounter, 1407 mSDsCounter, 0 mSdLazyCounter, 1332 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1442 SdHoareTripleChecker+Valid, 1740 SdHoareTripleChecker+Invalid, 1633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 1332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:46,106 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1442 Valid, 1740 Invalid, 1633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 1332 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:07:46,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9038 states. [2022-03-15 15:07:46,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9038 to 7527. [2022-03-15 15:07:46,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:46,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-15 15:07:46,195 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-15 15:07:46,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:46,195 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-15 15:07:46,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:46,196 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-15 15:07:46,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:46,201 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:46,201 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:46,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-03-15 15:07:46,201 INFO L402 AbstractCegarLoop]: === Iteration 299 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:46,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:46,201 INFO L85 PathProgramCache]: Analyzing trace with hash 959863803, now seen corresponding path program 71 times [2022-03-15 15:07:46,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:46,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420187478] [2022-03-15 15:07:46,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:46,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:47,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:47,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:47,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420187478] [2022-03-15 15:07:47,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420187478] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:47,061 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:47,062 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:47,062 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606913237] [2022-03-15 15:07:47,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:47,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:47,062 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:47,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:47,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:47,062 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:48,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:48,822 INFO L93 Difference]: Finished difference Result 8961 states and 23967 transitions. [2022-03-15 15:07:48,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:07:48,823 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:48,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:48,835 INFO L225 Difference]: With dead ends: 8961 [2022-03-15 15:07:48,835 INFO L226 Difference]: Without dead ends: 8961 [2022-03-15 15:07:48,836 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:07:48,836 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1426 mSDsluCounter, 1725 mSDsCounter, 0 mSdLazyCounter, 1557 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1426 SdHoareTripleChecker+Valid, 2066 SdHoareTripleChecker+Invalid, 1854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 1557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:48,836 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1426 Valid, 2066 Invalid, 1854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1557 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:48,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-03-15 15:07:48,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 7527. [2022-03-15 15:07:48,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:48,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-03-15 15:07:48,978 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-03-15 15:07:48,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:48,978 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-03-15 15:07:48,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:48,978 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-03-15 15:07:48,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:48,984 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:48,984 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:48,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-03-15 15:07:48,984 INFO L402 AbstractCegarLoop]: === Iteration 300 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:48,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:48,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1698226289, now seen corresponding path program 72 times [2022-03-15 15:07:48,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:48,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738034029] [2022-03-15 15:07:48,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:48,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:49,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:49,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:49,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738034029] [2022-03-15 15:07:49,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738034029] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:49,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:49,835 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:49,835 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064784419] [2022-03-15 15:07:49,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:49,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:49,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:49,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:49,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:49,835 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:51,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:51,575 INFO L93 Difference]: Finished difference Result 8919 states and 23870 transitions. [2022-03-15 15:07:51,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:51,576 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:51,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:51,588 INFO L225 Difference]: With dead ends: 8919 [2022-03-15 15:07:51,589 INFO L226 Difference]: Without dead ends: 8919 [2022-03-15 15:07:51,589 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:51,589 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1263 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1480 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1263 SdHoareTripleChecker+Valid, 2052 SdHoareTripleChecker+Invalid, 1771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:51,589 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1263 Valid, 2052 Invalid, 1771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1480 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:07:51,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8919 states. [2022-03-15 15:07:51,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8919 to 7380. [2022-03-15 15:07:51,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:51,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-15 15:07:51,686 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-15 15:07:51,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:51,687 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-15 15:07:51,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:51,687 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-15 15:07:51,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:51,692 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:51,692 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:51,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-03-15 15:07:51,692 INFO L402 AbstractCegarLoop]: === Iteration 301 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:51,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:51,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1071862673, now seen corresponding path program 51 times [2022-03-15 15:07:51,692 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:51,692 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897382428] [2022-03-15 15:07:51,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:51,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:51,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:52,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:52,727 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:52,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897382428] [2022-03-15 15:07:52,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897382428] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:52,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:52,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:52,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791191386] [2022-03-15 15:07:52,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:52,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:52,728 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:52,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:52,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:52,728 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:54,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:54,529 INFO L93 Difference]: Finished difference Result 9870 states and 26492 transitions. [2022-03-15 15:07:54,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:07:54,530 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:54,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:54,544 INFO L225 Difference]: With dead ends: 9870 [2022-03-15 15:07:54,544 INFO L226 Difference]: Without dead ends: 9870 [2022-03-15 15:07:54,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:07:54,545 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 1647 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1527 mSolverCounterSat, 355 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 1906 SdHoareTripleChecker+Invalid, 1882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 355 IncrementalHoareTripleChecker+Valid, 1527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:54,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1647 Valid, 1906 Invalid, 1882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [355 Valid, 1527 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:07:54,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9870 states. [2022-03-15 15:07:54,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9870 to 7443. [2022-03-15 15:07:54,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:54,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-03-15 15:07:54,643 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-03-15 15:07:54,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:54,643 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-03-15 15:07:54,643 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:54,643 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-03-15 15:07:54,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:54,649 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:54,649 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, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:54,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-03-15 15:07:54,649 INFO L402 AbstractCegarLoop]: === Iteration 302 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:54,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:54,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1094384303, now seen corresponding path program 52 times [2022-03-15 15:07:54,649 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:54,649 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980785362] [2022-03-15 15:07:54,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:54,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:54,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:55,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:55,393 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:55,393 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980785362] [2022-03-15 15:07:55,393 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980785362] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:55,393 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:55,393 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:55,394 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151693279] [2022-03-15 15:07:55,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:55,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:55,394 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:55,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:55,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:55,394 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:57,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:07:57,293 INFO L93 Difference]: Finished difference Result 9784 states and 26243 transitions. [2022-03-15 15:07:57,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:07:57,293 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:07:57,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:07:57,307 INFO L225 Difference]: With dead ends: 9784 [2022-03-15 15:07:57,307 INFO L226 Difference]: Without dead ends: 9784 [2022-03-15 15:07:57,307 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:07:57,307 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1506 mSDsluCounter, 2125 mSDsCounter, 0 mSdLazyCounter, 1953 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1506 SdHoareTripleChecker+Valid, 2460 SdHoareTripleChecker+Invalid, 2234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 1953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:07:57,307 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1506 Valid, 2460 Invalid, 2234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 1953 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:07:57,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9784 states. [2022-03-15 15:07:57,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9784 to 7464. [2022-03-15 15:07:57,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:57,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-03-15 15:07:57,461 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-03-15 15:07:57,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:07:57,461 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-03-15 15:07:57,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:07:57,461 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-03-15 15:07:57,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:07:57,466 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:07:57,466 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:07:57,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-03-15 15:07:57,466 INFO L402 AbstractCegarLoop]: === Iteration 303 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:07:57,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:07:57,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1342497477, now seen corresponding path program 53 times [2022-03-15 15:07:57,469 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:07:57,469 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132811465] [2022-03-15 15:07:57,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:07:57,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:07:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:07:58,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:07:58,316 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:07:58,316 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132811465] [2022-03-15 15:07:58,316 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132811465] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:07:58,316 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:07:58,316 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:07:58,316 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923926444] [2022-03-15 15:07:58,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:07:58,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:07:58,316 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:07:58,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:07:58,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:07:58,317 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:00,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:00,356 INFO L93 Difference]: Finished difference Result 9952 states and 26707 transitions. [2022-03-15 15:08:00,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:00,357 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:08:00,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:00,370 INFO L225 Difference]: With dead ends: 9952 [2022-03-15 15:08:00,370 INFO L226 Difference]: Without dead ends: 9952 [2022-03-15 15:08:00,370 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 [2022-03-15 15:08:00,370 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1628 mSDsluCounter, 2057 mSDsCounter, 0 mSdLazyCounter, 1967 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1628 SdHoareTripleChecker+Valid, 2404 SdHoareTripleChecker+Invalid, 2261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 1967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:00,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1628 Valid, 2404 Invalid, 2261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 1967 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:08:00,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9952 states. [2022-03-15 15:08:00,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9952 to 7422. [2022-03-15 15:08:00,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:00,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-03-15 15:08:00,462 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-03-15 15:08:00,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:00,462 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-03-15 15:08:00,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:00,462 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-03-15 15:08:00,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:08:00,469 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:00,470 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:00,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-03-15 15:08:00,470 INFO L402 AbstractCegarLoop]: === Iteration 304 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:00,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:00,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1912237505, now seen corresponding path program 54 times [2022-03-15 15:08:00,470 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:00,470 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905803133] [2022-03-15 15:08:00,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:00,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:01,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:01,209 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:01,209 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905803133] [2022-03-15 15:08:01,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905803133] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:01,210 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:01,210 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:01,210 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941203363] [2022-03-15 15:08:01,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:01,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:01,210 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:01,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:01,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:01,210 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:02,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:02,796 INFO L93 Difference]: Finished difference Result 9956 states and 26726 transitions. [2022-03-15 15:08:02,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:08:02,796 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:08:02,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:02,810 INFO L225 Difference]: With dead ends: 9956 [2022-03-15 15:08:02,810 INFO L226 Difference]: Without dead ends: 9956 [2022-03-15 15:08:02,810 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:08:02,810 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1368 mSDsluCounter, 1753 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 2080 SdHoareTripleChecker+Invalid, 1888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 1618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:02,811 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1368 Valid, 2080 Invalid, 1888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:08:02,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9956 states. [2022-03-15 15:08:02,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9956 to 7464. [2022-03-15 15:08:02,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:02,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-03-15 15:08:02,908 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-03-15 15:08:02,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:02,908 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-03-15 15:08:02,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:02,908 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-03-15 15:08:02,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:08:02,913 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:02,914 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:02,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-03-15 15:08:02,914 INFO L402 AbstractCegarLoop]: === Iteration 305 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:02,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:02,914 INFO L85 PathProgramCache]: Analyzing trace with hash -598541141, now seen corresponding path program 55 times [2022-03-15 15:08:02,914 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:02,914 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428714540] [2022-03-15 15:08:02,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:02,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:03,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:03,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:03,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428714540] [2022-03-15 15:08:03,690 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428714540] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:03,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:03,690 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:03,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714260788] [2022-03-15 15:08:03,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:03,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:03,690 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:03,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:03,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:03,691 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:05,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:05,479 INFO L93 Difference]: Finished difference Result 10178 states and 27291 transitions. [2022-03-15 15:08:05,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-15 15:08:05,479 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:08:05,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:05,493 INFO L225 Difference]: With dead ends: 10178 [2022-03-15 15:08:05,494 INFO L226 Difference]: Without dead ends: 10178 [2022-03-15 15:08:05,494 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:08:05,494 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1437 mSDsluCounter, 1808 mSDsCounter, 0 mSdLazyCounter, 1694 mSolverCounterSat, 311 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1437 SdHoareTripleChecker+Valid, 2150 SdHoareTripleChecker+Invalid, 2005 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 311 IncrementalHoareTripleChecker+Valid, 1694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:05,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1437 Valid, 2150 Invalid, 2005 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [311 Valid, 1694 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:08:05,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10178 states. [2022-03-15 15:08:05,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10178 to 7485. [2022-03-15 15:08:05,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:05,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-03-15 15:08:05,589 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-03-15 15:08:05,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:05,589 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-03-15 15:08:05,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:05,589 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-03-15 15:08:05,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:08:05,595 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:05,595 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:05,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-03-15 15:08:05,595 INFO L402 AbstractCegarLoop]: === Iteration 306 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:05,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:05,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1838340639, now seen corresponding path program 56 times [2022-03-15 15:08:05,595 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:05,595 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792407107] [2022-03-15 15:08:05,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:05,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:06,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:06,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:06,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792407107] [2022-03-15 15:08:06,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792407107] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:06,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:06,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:06,616 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040890021] [2022-03-15 15:08:06,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:06,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:06,616 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:06,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:06,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:06,617 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:08,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:08,598 INFO L93 Difference]: Finished difference Result 10103 states and 27128 transitions. [2022-03-15 15:08:08,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:08:08,599 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:08:08,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:08,614 INFO L225 Difference]: With dead ends: 10103 [2022-03-15 15:08:08,614 INFO L226 Difference]: Without dead ends: 10103 [2022-03-15 15:08:08,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:08:08,615 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 1541 mSDsluCounter, 2026 mSDsCounter, 0 mSdLazyCounter, 1921 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 2375 SdHoareTripleChecker+Invalid, 2210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:08,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1541 Valid, 2375 Invalid, 2210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1921 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:08:08,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10103 states. [2022-03-15 15:08:08,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10103 to 7380. [2022-03-15 15:08:08,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:08,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-03-15 15:08:08,717 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-03-15 15:08:08,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:08,717 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-03-15 15:08:08,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:08,717 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-03-15 15:08:08,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:08:08,725 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:08,725 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:08,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-03-15 15:08:08,725 INFO L402 AbstractCegarLoop]: === Iteration 307 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:08,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:08,725 INFO L85 PathProgramCache]: Analyzing trace with hash 140495873, now seen corresponding path program 57 times [2022-03-15 15:08:08,725 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:08,726 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138387134] [2022-03-15 15:08:08,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:08,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:09,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:09,482 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:09,482 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138387134] [2022-03-15 15:08:09,483 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138387134] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:09,483 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:09,483 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:09,483 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523788378] [2022-03-15 15:08:09,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:09,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:09,483 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:09,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:09,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:09,483 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:11,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:11,145 INFO L93 Difference]: Finished difference Result 9478 states and 25414 transitions. [2022-03-15 15:08:11,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:08:11,146 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:08:11,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:11,159 INFO L225 Difference]: With dead ends: 9478 [2022-03-15 15:08:11,159 INFO L226 Difference]: Without dead ends: 9478 [2022-03-15 15:08:11,159 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:08:11,159 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1307 mSDsluCounter, 1845 mSDsCounter, 0 mSdLazyCounter, 1685 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1307 SdHoareTripleChecker+Valid, 2168 SdHoareTripleChecker+Invalid, 1919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:11,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1307 Valid, 2168 Invalid, 1919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1685 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:08:11,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9478 states. [2022-03-15 15:08:11,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9478 to 7359. [2022-03-15 15:08:11,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7359 states, 7355 states have (on average 2.7703602991162475) internal successors, (20376), 7358 states have internal predecessors, (20376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:11,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7359 states to 7359 states and 20376 transitions. [2022-03-15 15:08:11,250 INFO L78 Accepts]: Start accepts. Automaton has 7359 states and 20376 transitions. Word has length 100 [2022-03-15 15:08:11,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:08:11,250 INFO L470 AbstractCegarLoop]: Abstraction has 7359 states and 20376 transitions. [2022-03-15 15:08:11,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:11,250 INFO L276 IsEmpty]: Start isEmpty. Operand 7359 states and 20376 transitions. [2022-03-15 15:08:11,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-15 15:08:11,255 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:08:11,255 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:11,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-03-15 15:08:11,255 INFO L402 AbstractCegarLoop]: === Iteration 308 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:08:11,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:08:11,255 INFO L85 PathProgramCache]: Analyzing trace with hash -40254169, now seen corresponding path program 58 times [2022-03-15 15:08:11,255 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:08:11,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938496905] [2022-03-15 15:08:11,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:08:11,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:08:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:08:12,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:08:12,011 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:08:12,011 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938496905] [2022-03-15 15:08:12,011 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938496905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:08:12,011 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:08:12,011 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:08:12,011 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218520917] [2022-03-15 15:08:12,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:08:12,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:08:12,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:08:12,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:08:12,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:08:12,012 INFO L87 Difference]: Start difference. First operand 7359 states and 20376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:13,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:08:13,771 INFO L93 Difference]: Finished difference Result 9998 states and 26834 transitions. [2022-03-15 15:08:13,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:08:13,771 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-03-15 15:08:13,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:08:13,785 INFO L225 Difference]: With dead ends: 9998 [2022-03-15 15:08:13,785 INFO L226 Difference]: Without dead ends: 9998 [2022-03-15 15:08:13,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:08:13,785 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1364 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 2107 SdHoareTripleChecker+Invalid, 1977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:08:13,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 2107 Invalid, 1977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1701 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:08:13,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9998 states. Received shutdown request... [2022-03-15 15:08:13,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9998 to 7401. [2022-03-15 15:08:13,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7401 states, 7397 states have (on average 2.7713938083006626) internal successors, (20500), 7400 states have internal predecessors, (20500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:08:13,876 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-15 15:08:13,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-03-15 15:08:13,876 WARN L594 AbstractCegarLoop]: Verification canceled: while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). [2022-03-15 15:08:13,878 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-15 15:08:13,878 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-15 15:08:13,878 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-15 15:08:13,878 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-15 15:08:13,879 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-15 15:08:13,879 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-15 15:08:13,879 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-15 15:08:13,879 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-15 15:08:13,879 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-15 15:08:13,879 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-15 15:08:13,880 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-15 15:08:13,880 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-03-15 15:08:13,887 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2022-03-15 15:08:13,887 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 25 remaining) [2022-03-15 15:08:13,887 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (9 of 25 remaining) [2022-03-15 15:08:13,887 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-15 15:08:13,887 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-15 15:08:13,888 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-15 15:08:13,888 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-15 15:08:13,889 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-15 15:08:13,889 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-15 15:08:13,889 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-15 15:08:13,889 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-15 15:08:13,889 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-15 15:08:13,890 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-15 15:08:13,892 INFO L732 BasicCegarLoop]: Path program histogram: [100, 72, 70, 58, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:08:13,895 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 15:08:13,895 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 15:08:13,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 03:08:13 BasicIcfg [2022-03-15 15:08:13,897 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 15:08:13,897 INFO L158 Benchmark]: Toolchain (without parser) took 724425.70ms. Allocated memory was 196.1MB in the beginning and 3.5GB in the end (delta: 3.3GB). Free memory was 135.3MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. [2022-03-15 15:08:13,897 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 196.1MB. Free memory is still 155.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 15:08:13,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 789.36ms. Allocated memory was 196.1MB in the beginning and 248.5MB in the end (delta: 52.4MB). Free memory was 166.5MB in the beginning and 175.1MB in the end (delta: -8.5MB). Peak memory consumption was 46.1MB. Max. memory is 8.0GB. [2022-03-15 15:08:13,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.62ms. Allocated memory is still 248.5MB. Free memory was 175.1MB in the beginning and 170.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-15 15:08:13,898 INFO L158 Benchmark]: Boogie Preprocessor took 45.09ms. Allocated memory is still 248.5MB. Free memory was 170.5MB in the beginning and 166.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-15 15:08:13,898 INFO L158 Benchmark]: RCFGBuilder took 841.47ms. Allocated memory is still 248.5MB. Free memory was 166.7MB in the beginning and 182.5MB in the end (delta: -15.8MB). Peak memory consumption was 11.6MB. Max. memory is 8.0GB. [2022-03-15 15:08:13,898 INFO L158 Benchmark]: TraceAbstraction took 722658.60ms. Allocated memory was 248.5MB in the beginning and 3.5GB in the end (delta: 3.3GB). Free memory was 182.0MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. [2022-03-15 15:08:13,898 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 196.1MB. Free memory is still 155.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 789.36ms. Allocated memory was 196.1MB in the beginning and 248.5MB in the end (delta: 52.4MB). Free memory was 166.5MB in the beginning and 175.1MB in the end (delta: -8.5MB). Peak memory consumption was 46.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 75.62ms. Allocated memory is still 248.5MB. Free memory was 175.1MB in the beginning and 170.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 45.09ms. Allocated memory is still 248.5MB. Free memory was 170.5MB in the beginning and 166.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 841.47ms. Allocated memory is still 248.5MB. Free memory was 166.7MB in the beginning and 182.5MB in the end (delta: -15.8MB). Peak memory consumption was 11.6MB. Max. memory is 8.0GB. * TraceAbstraction took 722658.60ms. Allocated memory was 248.5MB in the beginning and 3.5GB in the end (delta: 3.3GB). Free memory was 182.0MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 2.2GB. 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: 1734]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1708]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1709]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1723]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1726]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1729]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1732]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1756]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1757]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1758]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1735]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1759]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1752]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1753]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1714]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1713]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1694]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1697]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 1700]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while ReachableStatesComputation was computing reachable states (1 states constructed, input type DoubleDeckerAutomaton). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 260 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 722.5s, OverallIterations: 308, TraceHistogramMax: 1, PathProgramHistogramMax: 100, EmptinessCheckTime: 1.7s, AutomataDifference: 492.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.9s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 417708 SdHoareTripleChecker+Valid, 371.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 417708 mSDsluCounter, 624295 SdHoareTripleChecker+Invalid, 320.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 525537 mSDsCounter, 58043 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 470801 IncrementalHoareTripleChecker+Invalid, 528844 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 58043 mSolverCounterUnsat, 109112 mSDtfsCounter, 470801 mSolverCounterSat, 1.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10134 GetRequests, 573 SyntacticMatches, 0 SemanticMatches, 9561 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27970 ImplicationChecksByTransitivity, 156.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26181occurred in iteration=0, InterpolantAutomatonStates: 5973, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 30.8s AutomataMinimizationTime, 308 MinimizatonAttempts, 521877 StatesRemovedByMinimization, 305 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 185.9s InterpolantComputationTime, 30253 NumberOfCodeBlocks, 30253 NumberOfCodeBlocksAsserted, 308 NumberOfCheckSat, 29945 ConstructedInterpolants, 0 QuantifiedInterpolants, 381555 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 308 InterpolantComputations, 308 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